most of us like to drink coffee we do it every day sometimes three or four times
every day sometimes three or four times
every day sometimes three or four times a day but most of us are not aware that
a day but most of us are not aware that
a day but most of us are not aware that every time we make a cup of coffee made
every time we make a cup of coffee made
every time we make a cup of coffee made from one capsule no sugar no milk added
from one capsule no sugar no milk added
from one capsule no sugar no milk added we use 14 liters of water 14 that is 56
we use 14 liters of water 14 that is 56
we use 14 liters of water 14 that is 56 times more than the amount we drink at
times more than the amount we drink at
times more than the amount we drink at the end not so efficient most of the
the end not so efficient most of the
the end not so efficient most of the water is invested in growing the coffee
water is invested in growing the coffee
water is invested in growing the coffee beans which usually happens far away
beans which usually happens far away
beans which usually happens far away from where we drink the coffee at the
from where we drink the coffee at the
from where we drink the coffee at the end another 20% is used for making the
end another 20% is used for making the
end another 20% is used for making the coffee at the Machine and cleaning and
coffee at the Machine and cleaning and
coffee at the Machine and cleaning and washing it afterwards water drought is a
washing it afterwards water drought is a
washing it afterwards water drought is a global problem in Italy they now shut
global problem in Italy they now shut
global problem in Italy they now shut off water in Rome for up to eight hours
off water in Rome for up to eight hours
off water in Rome for up to eight hours a day in the summer in California they
a day in the summer in California they
a day in the summer in California they dry up gardens in India 50% of the land
dry up gardens in India 50% of the land
dry up gardens in India 50% of the land is already under extreme water stress
is already under extreme water stress
is already under extreme water stress Spain is now importing water from France
Spain is now importing water from France
Spain is now importing water from France in many regions we basically cannot
in many regions we basically cannot
in many regions we basically cannot trust nature any more we don’t expect
trust nature any more we don’t expect
trust nature any more we don’t expect the rain to come and we start producing
the rain to come and we start producing
the rain to come and we start producing water using different technologies
water using different technologies
water using different technologies desalination for example water is used
desalination for example water is used
desalination for example water is used in everything we consume in life some of
in everything we consume in life some of
in everything we consume in life some of it is direct we see it coming out of the
it is direct we see it coming out of the
it is direct we see it coming out of the tap we pay the bill for it usually but
tap we pay the bill for it usually but
tap we pay the bill for it usually but most of it is the unseen water it’s the
most of it is the unseen water it’s the
most of it is the unseen water it’s the virtual water invested in producing and
virtual water invested in producing and
virtual water invested in producing and moving products and services around the
moving products and services around the
moving products and services around the world
world
world so our consumption culture directly
so our consumption culture directly
so our consumption culture directly effect
effect
effect affect the water situation in many
affect the water situation in many
affect the water situation in many different countries but let’s go back to
different countries but let’s go back to
different countries but let’s go back to our coffee now I would like to make it a
our coffee now I would like to make it a
our coffee now I would like to make it a latte milk is very water intensive we
latte milk is very water intensive we
latte milk is very water intensive we need to grow the cows we need to grow
need to grow the cows we need to grow
need to grow the cows we need to grow the food for the cows we need to produce
the food for the cows we need to produce
the food for the cows we need to produce the milk and then we need to distribute
the milk and then we need to distribute
the milk and then we need to distribute it all around so for every 100
it all around so for every 100
it all around so for every 100 milliliters of milk I will add to my
milliliters of milk I will add to my
milliliters of milk I will add to my coffee we will use up to 100 litres of
coffee we will use up to 100 litres of
coffee we will use up to 100 litres of water if I am vegan a bit better
water if I am vegan a bit better
water if I am vegan a bit better only 25 litres but adding that to the 14
only 25 litres but adding that to the 14
only 25 litres but adding that to the 14 litres I mentioned before and we already
litres I mentioned before and we already
litres I mentioned before and we already get to a big number so should we all
get to a big number so should we all
get to a big number so should we all keep having 3 letters a day what about
keep having 3 letters a day what about
keep having 3 letters a day what about food we grow food with water and then we
food we grow food with water and then we
food we grow food with water and then we eat it make sense tomatoes for example
eat it make sense tomatoes for example
eat it make sense tomatoes for example the French people love Tomatoes usually
the French people love Tomatoes usually
the French people love Tomatoes usually they grow it locally in France but
they grow it locally in France but
they grow it locally in France but offseason when they can’t grow it they
offseason when they can’t grow it they
offseason when they can’t grow it they import it mainly from Morocco now
import it mainly from Morocco now
import it mainly from Morocco now growing tomatoes in Morocco is much more
growing tomatoes in Morocco is much more
growing tomatoes in Morocco is much more water intensive than doing it locally in
water intensive than doing it locally in
water intensive than doing it locally in France but the French people want their
France but the French people want their
France but the French people want their fresh tomatoes on the table all year
fresh tomatoes on the table all year
fresh tomatoes on the table all year round so we will pay the price of 30
round so we will pay the price of 30
round so we will pay the price of 30 liters of water per one kilo of tomatoes
liters of water per one kilo of tomatoes
liters of water per one kilo of tomatoes meat is much worse for everyone kilo of
meat is much worse for everyone kilo of
meat is much worse for everyone kilo of beef meat on our table we will use up to
beef meat on our table we will use up to
beef meat on our table we will use up to 15,000 liters of water and if we like it
15,000 liters of water and if we like it
15,000 liters of water and if we like it to be a lamb steak it’s almost 60
to be a lamb steak it’s almost 60
to be a lamb steak it’s almost 60 thousands liters of water per one kilo
thousands liters of water per one kilo
thousands liters of water per one kilo on our table alarming numbers what about
on our table alarming numbers what about
on our table alarming numbers what about clothes we need to wear something not
clothes we need to wear something not
clothes we need to wear something not fancy a pair of jeans for example a 501
fancy a pair of jeans for example a 501
fancy a pair of jeans for example a 501 Levi’s jeans will consume up to 4
Levi’s jeans will consume up to 4
Levi’s jeans will consume up to 4 and liters of water across its life now
and liters of water across its life now
and liters of water across its life now ladies they don’t like to drink water
ladies they don’t like to drink water
ladies they don’t like to drink water but the cotton the jeans is made from
but the cotton the jeans is made from
but the cotton the jeans is made from loves water so up to 70% of the water
loves water so up to 70% of the water
loves water so up to 70% of the water will go into growing the cotton and
will go into growing the cotton and
will go into growing the cotton and making it a fiber another about 25% will
making it a fiber another about 25% will
making it a fiber another about 25% will go into laundry now we the people affect
go into laundry now we the people affect
go into laundry now we the people affect that stage by choosing the laundry
that stage by choosing the laundry
that stage by choosing the laundry machine the cleaning materials and most
machine the cleaning materials and most
machine the cleaning materials and most importantly the frequency will choose to
importantly the frequency will choose to
importantly the frequency will choose to wash our clothes so should we all keep
wash our clothes so should we all keep
wash our clothes so should we all keep buying new clothes every few months with
buying new clothes every few months with
buying new clothes every few months with all of those flying numbers let’s put it
all of those flying numbers let’s put it
all of those flying numbers let’s put it in perspective the overall direct water
in perspective the overall direct water
in perspective the overall direct water consumption coming from the top ranges
consumption coming from the top ranges
consumption coming from the top ranges around the world between 20 liters per
around the world between 20 liters per
around the world between 20 liters per person per day in some of the countries
person per day in some of the countries
person per day in some of the countries in Africa all the way up to 6 to 600
in Africa all the way up to 6 to 600
in Africa all the way up to 6 to 600 liters of water in the US two buckets
liters of water in the US two buckets
liters of water in the US two buckets almost 60 buckets now this is still the
almost 60 buckets now this is still the
almost 60 buckets now this is still the direct water once we try to estimate the
direct water once we try to estimate the
direct water once we try to estimate the real consumption the one that includes
real consumption the one that includes
real consumption the one that includes the virtual water we get to thousands of
the virtual water we get to thousands of
the virtual water we get to thousands of liters per person per day those numbers
liters per person per day those numbers
liters per person per day those numbers largely depend on where we live what is
largely depend on where we live what is
largely depend on where we live what is our consumption culture and where the
our consumption culture and where the
our consumption culture and where the things we consume are coming from so
things we consume are coming from so
things we consume are coming from so what is in this water that we all
what is in this water that we all
what is in this water that we all consume besides the h2o molecules and
consume besides the h2o molecules and
consume besides the h2o molecules and the chlorine taste in Israel for example
the chlorine taste in Israel for example
the chlorine taste in Israel for example in every glass of water glass of
in every glass of water glass of
in every glass of water glass of drinking water we will invest 5 mega
drinking water we will invest 5 mega
drinking water we will invest 5 mega Joule of energy this is the amount of
Joule of energy this is the amount of
Joule of energy this is the amount of energy enough to charge an iPhone for
energy enough to charge an iPhone for
energy enough to charge an iPhone for more than a year we also along the
more than a year we also along the
more than a year we also along the process produced 270 grams
process produced 270 grams
process produced 270 grams of solid waste this amount equal to the
of solid waste this amount equal to the
of solid waste this amount equal to the weight of two new iPhone 7 so it’s not
weight of two new iPhone 7 so it’s not
weight of two new iPhone 7 so it’s not just about the amount of water we
just about the amount of water we
just about the amount of water we consume it’s also about other the
consume it’s also about other the
consume it’s also about other the natural resources we consume when we
natural resources we consume when we
natural resources we consume when we produce and use the water those natural
produce and use the water those natural
produce and use the water those natural resources are coming with environmental
resources are coming with environmental
resources are coming with environmental price tag desalination requires energy
price tag desalination requires energy
price tag desalination requires energy pumping requires energy producing energy
pumping requires energy producing energy
pumping requires energy producing energy emits greenhouse gas emissions which
emits greenhouse gas emissions which
emits greenhouse gas emissions which result in global warming everything is
result in global warming everything is
result in global warming everything is connected in Israel in our particular
connected in Israel in our particular
connected in Israel in our particular water system 66 percent of the
water system 66 percent of the
water system 66 percent of the greenhouse gas emissions resulted from
greenhouse gas emissions resulted from
greenhouse gas emissions resulted from the water system are coming from the
the water system are coming from the
the water system are coming from the desalination stage another about 20
desalination stage another about 20
desalination stage another about 20 percent is coming from moving the water
percent is coming from moving the water
percent is coming from moving the water around the country but water systems are
around the country but water systems are
around the country but water systems are different in different countries it
different in different countries it
different in different countries it depends on the technologies on the
depends on the technologies on the
depends on the technologies on the structure of the system on the distances
structure of the system on the distances
structure of the system on the distances the water quality in Israel Denmark or
the water quality in Israel Denmark or
the water quality in Israel Denmark or Italy when we will use the same amount
Italy when we will use the same amount
Italy when we will use the same amount of water it will result in different
of water it will result in different
of water it will result in different amount of greenhouse gas emissions
amount of greenhouse gas emissions
amount of greenhouse gas emissions resulted of the system but at the same
resulted of the system but at the same
resulted of the system but at the same time Israel although I own its
time Israel although I own its
time Israel although I own its greenhouse gas emissions of the water
greenhouse gas emissions of the water
greenhouse gas emissions of the water system also recycle more than 80 percent
system also recycle more than 80 percent
system also recycle more than 80 percent of the water by large the leading
of the water by large the leading
of the water by large the leading country in that so there are different
country in that so there are different
country in that so there are different trade-offs to consider when we try to
trade-offs to consider when we try to
trade-offs to consider when we try to evaluate different water systems and
evaluate different water systems and
evaluate different water systems and their environmental impacts now don’t
their environmental impacts now don’t
their environmental impacts now don’t get me wrong I’m not against drinking
get me wrong I’m not against drinking
get me wrong I’m not against drinking coffee or buying new clothes every once
coffee or buying new clothes every once
coffee or buying new clothes every once in a while we need to drink we need to
in a while we need to drink we need to
in a while we need to drink we need to eat
eat
eat we need to wear something but the water
we need to wear something but the water
we need to wear something but the water crisis water drought is already globally
crisis water drought is already globally
crisis water drought is already globally affecting us we are not even sure if we
affecting us we are not even sure if we
affecting us we are not even sure if we will have enough water to sustain
will have enough water to sustain
will have enough water to sustain humanity in the future so this make me
humanity in the future so this make me
humanity in the future so this make me wonder can we do something better with
wonder can we do something better with
wonder can we do something better with our fresh water does it make sense to
our fresh water does it make sense to
our fresh water does it make sense to keep drinking so much coffee when we
keep drinking so much coffee when we
keep drinking so much coffee when we shut water in cities does it make sense
shut water in cities does it make sense
shut water in cities does it make sense to keep wearing clothes for materials
to keep wearing clothes for materials
to keep wearing clothes for materials that requires so much water to grow
that requires so much water to grow
that requires so much water to grow is it even ethical to use so much water
is it even ethical to use so much water
is it even ethical to use so much water where 10 tenth of the world does not
where 10 tenth of the world does not
where 10 tenth of the world does not have access to safe drinking water I
have access to safe drinking water I
have access to safe drinking water I leave the stage today raising more
leave the stage today raising more
leave the stage today raising more questions than giving answers but what I
questions than giving answers but what I
questions than giving answers but what I show today is actually true for many
show today is actually true for many
show today is actually true for many different natural resources not just
different natural resources not just
different natural resources not just water virtual resources are used in
water virtual resources are used in
water virtual resources are used in everything we consume from production to
everything we consume from production to
everything we consume from production to moving it to consuming it to dumping it
moving it to consuming it to dumping it
moving it to consuming it to dumping it so next time when we consume something
so next time when we consume something
so next time when we consume something let’s stop and think about it do we
let’s stop and think about it do we
let’s stop and think about it do we really need it and if the answer is
really need it and if the answer is
really need it and if the answer is still yes are we wearing the frame the
still yes are we wearing the frame the
still yes are we wearing the frame the price for society thank you
price for society thank you
price for society thank you [Applause]
”
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