Aliens are everywhere | Marten Winter | TEDxHHL

[Music]

[Music] yeah aliens are everywhere in this room

yeah aliens are everywhere in this room

yeah aliens are everywhere in this room and very likely at any other place on

and very likely at any other place on

and very likely at any other place on this planet you we are all surrounded by

this planet you we are all surrounded by

this planet you we are all surrounded by aliens this might sound like a very bold

aliens this might sound like a very bold

aliens this might sound like a very bold and strong statement but I hope that

and strong statement but I hope that

and strong statement but I hope that after my talk I could convince you that

after my talk I could convince you that

after my talk I could convince you that this is very close to the truth to the

this is very close to the truth to the

this is very close to the truth to the reality of our lives but before I start

reality of our lives but before I start

reality of our lives but before I start to tell you the story about aliens

to tell you the story about aliens

to tell you the story about aliens I want you asking two questions I want

I want you asking two questions I want

I want you asking two questions I want you not thinking too much about it just

you not thinking too much about it just

you not thinking too much about it just raise your hand if you agree or not who

raise your hand if you agree or not who

raise your hand if you agree or not who of you who in this room things the scene

of you who in this room things the scene

of you who in this room things the scene behind me is a very typical scene of an

behind me is a very typical scene of an

behind me is a very typical scene of an western US please raise your hand is

western US please raise your hand is

western US please raise your hand is that a very typical scene yes thanks and

that a very typical scene yes thanks and

that a very typical scene yes thanks and who of you thinks this is a very typical

who of you thinks this is a very typical

who of you thinks this is a very typical German see a beer god

German see a beer god

German see a beer god come on yes try to remember how you

come on yes try to remember how you

come on yes try to remember how you voted I come to back to that a bit later

voted I come to back to that a bit later

voted I come to back to that a bit later okay

okay

okay but what are the aliens I’m talking

but what are the aliens I’m talking

but what are the aliens I’m talking about this are all the species here

about this are all the species here

about this are all the species here behind me and also those species I

behind me and also those species I

behind me and also those species I collected a couple of minutes in front

collected a couple of minutes in front

collected a couple of minutes in front of the vehicle here molester species

of the vehicle here molester species

of the vehicle here molester species painted by my daughter but all the

painted by my daughter but all the

painted by my daughter but all the others animals plants in the soil in the

others animals plants in the soil in the

others animals plants in the soil in the water microorganisms everywhere aliens

water microorganisms everywhere aliens

water microorganisms everywhere aliens could be any species you could think

could be any species you could think

could be any species you could think about but what is an alien in specific

about but what is an alien in specific

about but what is an alien in specific you see here the distribution map of the

you see here the distribution map of the

you see here the distribution map of the North American recruit one of my beloved

North American recruit one of my beloved

North American recruit one of my beloved animals in red is the distribution so

animals in red is the distribution so

animals in red is the distribution so the range of the species where it occurs

the range of the species where it occurs

the range of the species where it occurs by nature so the raccoon occurs by

by nature so the raccoon occurs by

by nature so the raccoon occurs by nature and central and North America and

nature and central and North America and

nature and central and North America and in blue you see the distribution of the

in blue you see the distribution of the

in blue you see the distribution of the North American raccoon which is not by

North American raccoon which is not by

North American raccoon which is not by nature but due to human assistance so

nature but due to human assistance so

nature but due to human assistance so always when I talk about aliens in the

always when I talk about aliens in the

always when I talk about aliens in the talk

talk

talk I mean I speak about species at a

I mean I speak about species at a

I mean I speak about species at a certain place where they are not

certain place where they are not

certain place where they are not occurring by nature but due to our

occurring by nature but due to our

occurring by nature but due to our assistance okay

assistance okay

assistance okay let me tell you a story about the

let me tell you a story about the

let me tell you a story about the raccoon this is the National Park of

raccoon this is the National Park of

raccoon this is the National Park of EDA’s e is a very beautiful National

EDA’s e is a very beautiful National

EDA’s e is a very beautiful National Park and a center of Germany I was

Park and a center of Germany I was

Park and a center of Germany I was hiking there last year very nice let’s

hiking there last year very nice let’s

hiking there last year very nice let’s go back to the 30s of the last century

go back to the 30s of the last century

go back to the 30s of the last century 1934 there were two very smart hunters

1934 there were two very smart hunters

1934 there were two very smart hunters and they’re thought to enrich the German

and they’re thought to enrich the German

and they’re thought to enrich the German foreigner they wanted to introduce a

foreigner they wanted to introduce a

foreigner they wanted to introduce a species that could hunt and could do

species that could hunt and could do

species that could hunt and could do some nice heads out of it like this one

some nice heads out of it like this one

some nice heads out of it like this one fur was a very big thing and fashion

fur was a very big thing and fashion

fur was a very big thing and fashion back in the thirties of the last century

back in the thirties of the last century

back in the thirties of the last century so they wanted to release two raccoons

so they wanted to release two raccoons

so they wanted to release two raccoons they bought them from a nearby fur farm

they bought them from a nearby fur farm

they bought them from a nearby fur farm a pregnant female and a male raccoon but

a pregnant female and a male raccoon but

a pregnant female and a male raccoon but Germany wouldn’t be Germany if you would

Germany wouldn’t be Germany if you would

Germany wouldn’t be Germany if you would not have to ask thousands of people fill

not have to ask thousands of people fill

not have to ask thousands of people fill in forms and forms even back in the 30s

in forms and forms even back in the 30s

in forms and forms even back in the 30s and what they had to do to ask people

and what they had to do to ask people

and what they had to do to ask people who know about that and they asked this

who know about that and they asked this

who know about that and they asked this guy here Karl hog Beck who was back in

guy here Karl hog Beck who was back in

guy here Karl hog Beck who was back in this time the director of the very

this time the director of the very

this time the director of the very famous hog make Zoo in Hamburg and he

famous hog make Zoo in Hamburg and he

famous hog make Zoo in Hamburg and he knew a lot about wildlife and he had by

knew a lot about wildlife and he had by

knew a lot about wildlife and he had by a strange coincidence a couple of

a strange coincidence a couple of

a strange coincidence a couple of raccoons bikinis

raccoons bikinis

raccoons bikinis backyard held in captivity so he had the

backyard held in captivity so he had the

backyard held in captivity so he had the raccoon in the cage and he knew always

raccoon in the cage and he knew always

raccoon in the cage and he knew always when the raccoon came out he was a very

when the raccoon came out he was a very

when the raccoon came out he was a very good hunter he always found some small

good hunter he always found some small

good hunter he always found some small dead animals in the cage so

dead animals in the cage so

dead animals in the cage so Calla Heinrich was very skeptical about

Calla Heinrich was very skeptical about

Calla Heinrich was very skeptical about he knew okay this seems to be a good

he knew okay this seems to be a good

he knew okay this seems to be a good hunter I have no idea what happens with

hunter I have no idea what happens with

hunter I have no idea what happens with the raccoons in the EDA’s a I wouldn’t

the raccoons in the EDA’s a I wouldn’t

the raccoons in the EDA’s a I wouldn’t do that but think about it was 1934 no

do that but think about it was 1934 no

do that but think about it was 1934 no whatsapp no email the letter took a

whatsapp no email the letter took a

whatsapp no email the letter took a while and so the letter arrived so late

while and so the letter arrived so late

while and so the letter arrived so late that the impatient hunters released the

that the impatient hunters released the

that the impatient hunters released the records they released them there was an

records they released them there was an

records they released them there was an pregnant female they just wanted to get

pregnant female they just wanted to get

pregnant female they just wanted to get rid of it and this small event actually

rid of it and this small event actually

rid of it and this small event actually led to a very big effect on the

led to a very big effect on the

led to a very big effect on the ecosystems in Europe it had a very big

ecosystems in Europe it had a very big

ecosystems in Europe it had a very big legacy what you see here behind me is a

legacy what you see here behind me is a

legacy what you see here behind me is a map of Europe and the dynamics fret of

map of Europe and the dynamics fret of

map of Europe and the dynamics fret of the North American raccoon across Europe

the North American raccoon across Europe

the North American raccoon across Europe you see the names of the countries and

you see the names of the countries and

you see the names of the countries and the years when the first time for the

the years when the first time for the

the years when the first time for the first time the raccoon was recorded in

first time the raccoon was recorded in

first time the raccoon was recorded in those countries so the raccoon made it

those countries so the raccoon made it

those countries so the raccoon made it across many European countries

the two animals released there and a

the two animals released there and a couple of similar few similar events led

couple of similar few similar events led

couple of similar few similar events led to a population which we estimate up to

to a population which we estimate up to

to a population which we estimate up to 1.4 million individuals in Germany the

1.4 million individuals in Germany the

1.4 million individuals in Germany the raccoon is now occurring everywhere in

raccoon is now occurring everywhere in

raccoon is now occurring everywhere in Germany

Germany

Germany with a population size of 1.4 million

with a population size of 1.4 million

with a population size of 1.4 million individuals and that’s just Germany I

individuals and that’s just Germany I

individuals and that’s just Germany I showed you that the raccoon also occurs

showed you that the raccoon also occurs

showed you that the raccoon also occurs in many other countries a small event

in many other countries a small event

in many other countries a small event and big effects but how does all the

and big effects but how does all the

and big effects but how does all the other species transport it across the

other species transport it across the

other species transport it across the planet

planet

planet are there more yes there are more what

are there more yes there are more what

are there more yes there are more what you see here is the transportation

you see here is the transportation

you see here is the transportation network of our planet so you see the

network of our planet so you see the

network of our planet so you see the cities you see the roads you see the

cities you see the roads you see the

cities you see the roads you see the shipping routes and you see the airplane

shipping routes and you see the airplane

shipping routes and you see the airplane Network and all those networks are the

Network and all those networks are the

Network and all those networks are the routes where we move every day billions

routes where we move every day billions

routes where we move every day billions of tons of goods across this planet and

of tons of goods across this planet and

of tons of goods across this planet and not only we trade across those networks

not only we trade across those networks

not only we trade across those networks we also move ourselves we travel to the

we also move ourselves we travel to the

we also move ourselves we travel to the most remote islands to the highest

most remote islands to the highest

most remote islands to the highest mountains largest cities and with those

mountains largest cities and with those

mountains largest cities and with those Goods with us alien species travel

Goods with us alien species travel

Goods with us alien species travel travel across the planet to any other

travel across the planet to any other

travel across the planet to any other place how’s that linked I will tell you

place how’s that linked I will tell you

place how’s that linked I will tell you a couple of examples this is the Chinese

a couple of examples this is the Chinese

a couple of examples this is the Chinese mitten crab she in a search of all Han

mitten crab she in a search of all Han

mitten crab she in a search of all Han Kappa you might heard of it and as a

Kappa you might heard of it and as a

Kappa you might heard of it and as a name already says it’s an Asian species

name already says it’s an Asian species

name already says it’s an Asian species which now occurs in many European

which now occurs in many European

which now occurs in many European coastal areas and rivers and how that

coastal areas and rivers and how that

coastal areas and rivers and how that does this happen

does this happen

does this happen that Chinese mitten crab traveled this

that Chinese mitten crab traveled this

that Chinese mitten crab traveled this ballast water ballast waters the water

ballast water ballast waters the water

ballast water ballast waters the water ships take up if they are not stable

ships take up if they are not stable

ships take up if they are not stable enough because they have too little load

enough because they have too little load

enough because they have too little load so that the ships take up with big pumps

so that the ships take up with big pumps

so that the ships take up with big pumps in front of harbors or lots of water to

in front of harbors or lots of water to

in front of harbors or lots of water to stabilize themselves and release this

stabilize themselves and release this

stabilize themselves and release this water in the destination harbor and that

water in the destination harbor and that

water in the destination harbor and that happened was to chinese mitten crab it

happened was to chinese mitten crab it

happened was to chinese mitten crab it was taken up somewhere in korea probably

was taken up somewhere in korea probably

was taken up somewhere in korea probably and then released in the water near

and then released in the water near

and then released in the water near Hamburg in this water there are many

Hamburg in this water there are many

Hamburg in this water there are many many species transported small larvae

many species transported small larvae

many species transported small larvae eggs small species of fishes crabs

eggs small species of fishes crabs

eggs small species of fishes crabs mussels jelly fishes what you can think

mussels jelly fishes what you can think

mussels jelly fishes what you can think about ballast water is one of the most

about ballast water is one of the most

about ballast water is one of the most important pathways for the

important pathways for the

important pathways for the transportation of marine alien species

transportation of marine alien species

transportation of marine alien species and there are many more

and there are many more

and there are many more this is the botanical garden in hue

this is the botanical garden in hue

this is the botanical garden in hue Botanica guns are inherently a place

Botanica guns are inherently a place

Botanica guns are inherently a place where we grow species from different

where we grow species from different

where we grow species from different places and in many Botanical Gardens

places and in many Botanical Gardens

places and in many Botanical Gardens there are species or their seeds or the

there are species or their seeds or the

there are species or their seeds or the parts of those plants which made it over

parts of those plants which made it over

parts of those plants which made it over the fence give a Clemente Guardian on

the fence give a Clemente Guardian on

the fence give a Clemente Guardian on the giant hogweed reason beyond Clow was

the giant hogweed reason beyond Clow was

the giant hogweed reason beyond Clow was first time seen beyond the fence of Q

first time seen beyond the fence of Q

first time seen beyond the fence of Q Botanical Garden is now one of the most

Botanical Garden is now one of the most

Botanical Garden is now one of the most widespread alien invader in Europe

widespread alien invader in Europe

widespread alien invader in Europe wooden pellets

wooden pellets

wooden pellets there are many insects living in wooden

there are many insects living in wooden

there are many insects living in wooden pallets and after they are transported

pallets and after they are transported

pallets and after they are transported across the planet they crawl out of the

across the planet they crawl out of the

across the planet they crawl out of the wood and spread across the countries

wood and spread across the countries

wood and spread across the countries similar this seat ball here we feed our

similar this seat ball here we feed our

similar this seat ball here we feed our berths with their seats in there and

berths with their seats in there and

berths with their seats in there and from those seeds plants are growing and

from those seeds plants are growing and

from those seeds plants are growing and one of the very widespread alien species

one of the very widespread alien species

one of the very widespread alien species in Germany the ambrosia common ragweed

in Germany the ambrosia common ragweed

in Germany the ambrosia common ragweed which can create a lots of allergic

which can create a lots of allergic

which can create a lots of allergic reaction was transported via those seat

reaction was transported via those seat

reaction was transported via those seat bolts but it’s not only that those

bolts but it’s not only that those

bolts but it’s not only that those pieces hitchhiking on the goods we

pieces hitchhiking on the goods we

pieces hitchhiking on the goods we transport they’re also hitchhiking on

transport they’re also hitchhiking on

transport they’re also hitchhiking on ourselves my shoes when I’m going hiking

ourselves my shoes when I’m going hiking

ourselves my shoes when I’m going hiking looking always like this and so we also

looking always like this and so we also

looking always like this and so we also transport seeds plant material even

transport seeds plant material even

transport seeds plant material even animals on our bodies 35,000 tourists in

animals on our bodies 35,000 tourists in

animals on our bodies 35,000 tourists in Antarctica poses nowadays the greatest

Antarctica poses nowadays the greatest

Antarctica poses nowadays the greatest threat to that ecosystem because they

threat to that ecosystem because they

threat to that ecosystem because they transport new species to Antarctica so I

transport new species to Antarctica so I

transport new species to Antarctica so I could hopefully show you that those

could hopefully show you that those

could hopefully show you that those species transported across the global

species transported across the global

species transported across the global network one example is again the common

network one example is again the common

network one example is again the common records ambrosia the one with the

records ambrosia the one with the

records ambrosia the one with the allergic reactions it’s actually North

allergic reactions it’s actually North

allergic reactions it’s actually North American originating but now it occurs

American originating but now it occurs

American originating but now it occurs in over 150 regions across this planet

in over 150 regions across this planet

in over 150 regions across this planet thanks to us aliens are everywhere but

thanks to us aliens are everywhere but

thanks to us aliens are everywhere but are there really everywhere coming back

are there really everywhere coming back

are there really everywhere coming back to the questions I had you see this nice

to the questions I had you see this nice

to the questions I had you see this nice scene here and what you can see here

scene here and what you can see here

scene here and what you can see here this rolling Bash is actually a Russian

this rolling Bash is actually a Russian

this rolling Bash is actually a Russian species the tumbleweed is a Russian

species the tumbleweed is a Russian

species the tumbleweed is a Russian species which was brought by settlers in

species which was brought by settlers in

species which was brought by settlers in the 19th century to us but it’s so long

the 19th century to us but it’s so long

the 19th century to us but it’s so long there that it’s already part of the

there that it’s already part of the

there that it’s already part of the culture it’s part of the heritage part

culture it’s part of the heritage part

culture it’s part of the heritage part of movies and the same with a beer

of movies and the same with a beer

of movies and the same with a beer garden it’s yes it’s a very typical

garden it’s yes it’s a very typical

garden it’s yes it’s a very typical German beer garden but the tree is he

German beer garden but the tree is he

German beer garden but the tree is he here the horse chestnut

here the horse chestnut

here the horse chestnut host Castagna is actually originating in

host Castagna is actually originating in

host Castagna is actually originating in the Balkan region and it was introduced

the Balkan region and it was introduced

the Balkan region and it was introduced to Germany because it grows nicely gives

to Germany because it grows nicely gives

to Germany because it grows nicely gives a lots of shade cool treat for big uns

a lots of shade cool treat for big uns

a lots of shade cool treat for big uns what I want to say is that alien species

what I want to say is that alien species

what I want to say is that alien species are partly so long here in those regions

are partly so long here in those regions

are partly so long here in those regions that they even part of our heritage of

that they even part of our heritage of

that they even part of our heritage of our culture but why do I tell you this

our culture but why do I tell you this

our culture but why do I tell you this story not because I like to be here it’s

story not because I like to be here it’s

story not because I like to be here it’s a nice event but because researchers

a nice event but because researchers

a nice event but because researchers think a lot about those introductions

think a lot about those introductions

think a lot about those introductions they think about what is the impact of

they think about what is the impact of

they think about what is the impact of those introductions are those species

those introductions are those species

those introductions are those species bad or good aliens do they have impacts

bad or good aliens do they have impacts

bad or good aliens do they have impacts do they have negative or positive

do they have negative or positive

do they have negative or positive impacts and that is where research comes

impacts and that is where research comes

impacts and that is where research comes into play people like me and my

into play people like me and my

into play people like me and my colleagues at I’d of the center I’ve

colleagues at I’d of the center I’ve

colleagues at I’d of the center I’ve worked for and I will you give few

worked for and I will you give few

worked for and I will you give few examples how what kind of impact species

examples how what kind of impact species

examples how what kind of impact species could have you see here two spots the

could have you see here two spots the

could have you see here two spots the pictures are taken few hundred metres

pictures are taken few hundred metres

pictures are taken few hundred metres apart from each other in the

apart from each other in the

apart from each other in the northwestern US by a good colleague of

northwestern US by a good colleague of

northwestern US by a good colleague of mine in the same time of the year one

mine in the same time of the year one

mine in the same time of the year one place you see a lots of plants and other

place you see a lots of plants and other

place you see a lots of plants and other trees one place there are no plants and

trees one place there are no plants and

trees one place there are no plants and other trees and the difference is the

other trees and the difference is the

other trees and the difference is the occurrence of earth warms and this part

occurrence of earth warms and this part

occurrence of earth warms and this part of the US the earth warms are not native

of the US the earth warms are not native

of the US the earth warms are not native they are no earth worms there and the

they are no earth worms there and the

they are no earth worms there and the way our forms live in the soil can lead

way our forms live in the soil can lead

way our forms live in the soil can lead to very dramatic effect for the

to very dramatic effect for the

to very dramatic effect for the ecosystems in this case the way how

ecosystems in this case the way how

ecosystems in this case the way how earth wants live in the soil let’s do

earth wants live in the soil let’s do

earth wants live in the soil let’s do the loss of the plant species and you

the loss of the plant species and you

the loss of the plant species and you can imagine not only the plant species

can imagine not only the plant species

can imagine not only the plant species but also many other species depending on

but also many other species depending on

but also many other species depending on those the whole ecosystem changed due to

those the whole ecosystem changed due to

those the whole ecosystem changed due to alien earthworms

alien earthworms

alien earthworms another example is the house cat the

another example is the house cat the

another example is the house cat the house cat free-ranging house cat is

house cat free-ranging house cat is

house cat free-ranging house cat is probably the most harmful alien species

probably the most harmful alien species

probably the most harmful alien species on this planet every year house cats

on this planet every year house cats

on this planet every year house cats kill billions million billions of

kill billions million billions of

kill billions million billions of individuals of species on this planet

individuals of species on this planet

individuals of species on this planet several extinctions are already happened

several extinctions are already happened

several extinctions are already happened happened already due to house cats it’s

happened already due to house cats it’s

happened already due to house cats it’s a very very negative impact of an alien

a very very negative impact of an alien

a very very negative impact of an alien species if the alien species has very

species if the alien species has very

species if the alien species has very negative impacts we call it invasive and

negative impacts we call it invasive and

negative impacts we call it invasive and then people came up okay this seems to

then people came up okay this seems to

then people came up okay this seems to be a big problem what politicians always

be a big problem what politicians always

be a big problem what politicians always ask how much is it

ask how much is it

ask how much is it so how much does do alien species cost

so how much does do alien species cost

so how much does do alien species cost and the camp came up with a number which

and the camp came up with a number which

and the camp came up with a number which is this one I think I’d be today every

is this one I think I’d be today every

is this one I think I’d be today every number we heard today this is one

number we heard today this is one

number we heard today this is one trillion people research has estimated

trillion people research has estimated

trillion people research has estimated the global economic losses due to alien

the global economic losses due to alien

the global economic losses due to alien species up to one trillion euro per year

species up to one trillion euro per year

species up to one trillion euro per year and that doesn’t count any extinct

and that doesn’t count any extinct

and that doesn’t count any extinct species

species

species how could you monetize a species which

how could you monetize a species which

how could you monetize a species which is lost to the planet one trillion what

is lost to the planet one trillion what

is lost to the planet one trillion what does this number includes so the people

does this number includes so the people

does this number includes so the people had numbers few values from six large

had numbers few values from six large

had numbers few values from six large economies and they found that up to 180

economies and they found that up to 180

economies and they found that up to 180 billion euro per year are alien species

billion euro per year are alien species

billion euro per year are alien species damaging to crop harvests alien species

damaging to crop harvests alien species

damaging to crop harvests alien species damaging crop harvests and this is the

damaging crop harvests and this is the

damaging crop harvests and this is the loss of it and also the read a very

loss of it and also the read a very

loss of it and also the read a very alien a very invasive species costs up

alien a very invasive species costs up

alien a very invasive species costs up to almost 50 billion euro across this

to almost 50 billion euro across this

to almost 50 billion euro across this planet and among this one trillion you

planet and among this one trillion you

planet and among this one trillion you move there are also lots of health costs

move there are also lots of health costs

move there are also lots of health costs as I told you for example ambrosia

as I told you for example ambrosia

as I told you for example ambrosia creates a lots of health problems that

creates a lots of health problems that

creates a lots of health problems that also costs money but just to be clear

also costs money but just to be clear

also costs money but just to be clear for the majority of alien species we

for the majority of alien species we

for the majority of alien species we have no idea what the impact this

have no idea what the impact this

have no idea what the impact this research on the impact of species

research on the impact of species

research on the impact of species somewhere is a very hard thing and not

somewhere is a very hard thing and not

somewhere is a very hard thing and not easy to do there is a minority which

easy to do there is a minority which

easy to do there is a minority which costs a lot of money which is harmful

costs a lot of money which is harmful

costs a lot of money which is harmful but there is also a small minority

but there is also a small minority

but there is also a small minority minority which could be positive like

minority which could be positive like

minority which could be positive like those species here they offer food for

those species here they offer food for

those species here they offer food for birds or for butterflies but about how

birds or for butterflies but about how

birds or for butterflies but about how many alien species do we actually talk

many alien species do we actually talk

many alien species do we actually talk about how many do we have on the planet

about how many do we have on the planet

about how many do we have on the planet it’s a very good question which is not

it’s a very good question which is not

it’s a very good question which is not easy to answer

easy to answer

easy to answer even if research has always liked to

even if research has always liked to

even if research has always liked to count but what we know from research I

count but what we know from research I

count but what we know from research I was also involved about plants is that

was also involved about plants is that

was also involved about plants is that there are places on this planet which

there are places on this planet which

there are places on this planet which have more alien plants than native you

have more alien plants than native you

have more alien plants than native you find for example on Madeira a very

find for example on Madeira a very

find for example on Madeira a very beautiful island in Europe more aliens

beautiful island in Europe more aliens

beautiful island in Europe more aliens plants in the wild than native ones and

plants in the wild than native ones and

plants in the wild than native ones and the same is true for example for Tahiti

the same is true for example for Tahiti

the same is true for example for Tahiti it’s also very beautiful place more

it’s also very beautiful place more

it’s also very beautiful place more alien plants on those islands than

alien plants on those islands than

alien plants on those islands than natives thanks to human assistance

natives thanks to human assistance

natives thanks to human assistance but to bring you a bit more into

but to bring you a bit more into

but to bring you a bit more into perspective in terms of numbers we

perspective in terms of numbers we

perspective in terms of numbers we should start about the general number of

should start about the general number of

should start about the general number of alien species researchers know that we

alien species researchers know that we

alien species researchers know that we more or less know about 1.6 million

more or less know about 1.6 million

more or less know about 1.6 million species on this planet

species on this planet

species on this planet researchers have described 1.6 million

researchers have described 1.6 million

researchers have described 1.6 million species on this planet and we know from

species on this planet and we know from

species on this planet and we know from different global assessments that we

different global assessments that we

different global assessments that we have roughly 16,000 species of aliens on

have roughly 16,000 species of aliens on

have roughly 16,000 species of aliens on this planet but this is a big

this planet but this is a big

this planet but this is a big underestimation because it doesn’t

underestimation because it doesn’t

underestimation because it doesn’t include insects the largest group of

include insects the largest group of

include insects the largest group of species but what we also know is that we

species but what we also know is that we

species but what we also know is that we at the moment only know about 10 to 20

at the moment only know about 10 to 20

at the moment only know about 10 to 20 percent of biodiversity already there is

percent of biodiversity already there is

percent of biodiversity already there is much much more we have no idea not

much much more we have no idea not

much much more we have no idea not described yet we don’t know yet and

described yet we don’t know yet and

described yet we don’t know yet and taking this into account also means that

taking this into account also means that

taking this into account also means that we probably have way way more aliens

we probably have way way more aliens

we probably have way way more aliens floating living around surrounding us we

floating living around surrounding us we

floating living around surrounding us we don’t know about not described yet and

don’t know about not described yet and

don’t know about not described yet and they’re not known to research and this

they’re not known to research and this

they’re not known to research and this number is actually much more very sum

number is actually much more very sum

number is actually much more very sum because the 10 million and the 1.6

because the 10 million and the 1.6

because the 10 million and the 1.6 million very badly include

million very badly include

million very badly include microorganisms it is a species group we

microorganisms it is a species group we

microorganisms it is a species group we know very little about and just start to

know very little about and just start to

know very little about and just start to know about the biodiversity of

know about the biodiversity of

know about the biodiversity of microorganisms I give you a small

microorganisms I give you a small

microorganisms I give you a small example this shoe here could be easily

example this shoe here could be easily

example this shoe here could be easily the shoe of my son

the shoe of my son

the shoe of my son I expect my son will have the next

I expect my son will have the next

I expect my son will have the next months always every day is shoes like

months always every day is shoes like

months always every day is shoes like this and on this handful of dirt like on

this and on this handful of dirt like on

this and on this handful of dirt like on this shoe we can come found up to 10,000

this shoe we can come found up to 10,000

this shoe we can come found up to 10,000 different species algae fungi

different species algae fungi

different species algae fungi microorganisms on each of those shoes

microorganisms on each of those shoes

microorganisms on each of those shoes think about that every one of us has

think about that every one of us has

think about that every one of us has those shoes transport dirt on her or his

those shoes transport dirt on her or his

those shoes transport dirt on her or his shoe what is done about that I told you

shoe what is done about that I told you

shoe what is done about that I told you about that there are many aliens that

about that there are many aliens that

about that there are many aliens that cost a lot of money there’s a lot of

cost a lot of money there’s a lot of

cost a lot of money there’s a lot of management measures done people know

management measures done people know

management measures done people know since decades about alien species we

since decades about alien species we

since decades about alien species we chemically and physically treat ballast

chemically and physically treat ballast

chemically and physically treat ballast water we treat the wooden pallets there

water we treat the wooden pallets there

water we treat the wooden pallets there are many plants not anymore allowed to

are many plants not anymore allowed to

are many plants not anymore allowed to be sold in God markets and

be sold in God markets and

be sold in God markets and go on but it’s not enough the planet is

go on but it’s not enough the planet is

go on but it’s not enough the planet is way too big they are way too many

way too big they are way too many

way too big they are way too many borders to be controlled countries are

borders to be controlled countries are

borders to be controlled countries are just very very large and many countries

just very very large and many countries

just very very large and many countries don’t have enough money to manage that

don’t have enough money to manage that

don’t have enough money to manage that every one of us can also do something

every one of us can also do something

every one of us can also do something think about the shoes you can clean your

think about the shoes you can clean your

think about the shoes you can clean your shoes before you travel before you come

shoes before you travel before you come

shoes before you travel before you come back you can also think about which

back you can also think about which

back you can also think about which plants you grow in your garden

plants you grow in your garden

plants you grow in your garden maybe those which are known to be

maybe those which are known to be

maybe those which are known to be harmful shouldn’t be planted every one

harmful shouldn’t be planted every one

harmful shouldn’t be planted every one of us can do a lots of small steps to

of us can do a lots of small steps to

of us can do a lots of small steps to help the way how we change biodiversity

help the way how we change biodiversity

help the way how we change biodiversity every day has very dramatic effects on

every day has very dramatic effects on

every day has very dramatic effects on our ecosystem of the planet species go

our ecosystem of the planet species go

our ecosystem of the planet species go extinct every day and species are

extinct every day and species are

extinct every day and species are traveled around aliens thanks to human

traveled around aliens thanks to human

traveled around aliens thanks to human assistance and this is like putting the

assistance and this is like putting the

assistance and this is like putting the whole globe the biosphere of the planet

whole globe the biosphere of the planet

whole globe the biosphere of the planet into a big mixer it leads to the global

into a big mixer it leads to the global

into a big mixer it leads to the global biomass ionization it is actually like

biomass ionization it is actually like

biomass ionization it is actually like biotech mcdonaldization formerly

biotech mcdonaldization formerly

biotech mcdonaldization formerly distinct places you lose their

distinct places you lose their

distinct places you lose their uniqueness and we have now the knowledge

uniqueness and we have now the knowledge

uniqueness and we have now the knowledge from the past to use and to manage the

from the past to use and to manage the

from the past to use and to manage the future we can use this expertise of

future we can use this expertise of

future we can use this expertise of scientists of researchers of

scientists of researchers of

scientists of researchers of conservationists of you to come up with

conservationists of you to come up with

conservationists of you to come up with a plan what we should move and how we

a plan what we should move and how we

a plan what we should move and how we should move across the planet

should move across the planet

should move across the planet we should wisely use the expertise and

we should wisely use the expertise and

we should wisely use the expertise and the knowledge from the past now to

the knowledge from the past now to

the knowledge from the past now to manage the future it’s the future of our

manage the future it’s the future of our

manage the future it’s the future of our planet thanks

planet thanks

planet thanks [Applause]

[Applause]

[Applause] [Music]