Weather Versus Climate Change | Cosmos: A Spacetime Odyssey

okay so if we scientists are so good at

okay so if we scientists are so good at making these dire long-term predictions

making these dire long-term predictions

making these dire long-term predictions about the climate how come we’re so

about the climate how come we’re so

about the climate how come we’re so lousy about predicting the weather

lousy about predicting the weather

lousy about predicting the weather besides this year we had a colder winter

besides this year we had a colder winter

besides this year we had a colder winter in my town where all the scientists know

in my town where all the scientists know

in my town where all the scientists know we could be in for global cooling here’s

we could be in for global cooling here’s

we could be in for global cooling here’s the difference between weather and

the difference between weather and

the difference between weather and climate weather is what the atmosphere

climate weather is what the atmosphere

climate weather is what the atmosphere does in the short term our to our day to

does in the short term our to our day to

does in the short term our to our day to day weather is chaotic which means that

day weather is chaotic which means that

day weather is chaotic which means that even a microscopic disturbance can lead

even a microscopic disturbance can lead

even a microscopic disturbance can lead to large-scale changes that’s why those

to large-scale changes that’s why those

to large-scale changes that’s why those 10-day weather forecasts are useless a

10-day weather forecasts are useless a

10-day weather forecasts are useless a butterfly flaps its wings in Bali and

butterfly flaps its wings in Bali and

butterfly flaps its wings in Bali and six weeks later your outdoor wedding in

six weeks later your outdoor wedding in

six weeks later your outdoor wedding in Maine is ruined

Maine is ruined

Maine is ruined climate is the long-term average of the

climate is the long-term average of the

climate is the long-term average of the weather over a number of years it’s

weather over a number of years it’s

weather over a number of years it’s shaped by global forces that alter the

shaped by global forces that alter the

shaped by global forces that alter the energy balance in the atmosphere such as

energy balance in the atmosphere such as

energy balance in the atmosphere such as changes in the Sun tilt of the Earth’s

changes in the Sun tilt of the Earth’s

changes in the Sun tilt of the Earth’s axis the amount of sunlight the earth

axis the amount of sunlight the earth

axis the amount of sunlight the earth reflects back to space and the

reflects back to space and the

reflects back to space and the concentration of greenhouse gases in the

concentration of greenhouse gases in the

concentration of greenhouse gases in the air a change in any of them affects the

air a change in any of them affects the

air a change in any of them affects the climate in ways that are broadly

climate in ways that are broadly

climate in ways that are broadly predictable

predictable

predictable my friends meandering represents the

my friends meandering represents the

my friends meandering represents the short-term fluctuations that’s whether

short-term fluctuations that’s whether

short-term fluctuations that’s whether it’s almost impossible to predict

it’s almost impossible to predict

it’s almost impossible to predict what’ll attract his interest next I’m

what’ll attract his interest next I’m

what’ll attract his interest next I’m not hard to know what the range of his

not hard to know what the range of his

not hard to know what the range of his meandering will be cuz I’m holy I’m on a

meandering will be cuz I’m holy I’m on a

meandering will be cuz I’m holy I’m on a leash

we can’t observe climate directly all we

we can’t observe climate directly all we see is the weather the average weather

see is the weather the average weather

see is the weather the average weather over the course of years reveals a

over the course of years reveals a

over the course of years reveals a pattern I represent that long-term trend

pattern I represent that long-term trend

pattern I represent that long-term trend which is climate keep your eye on the

which is climate keep your eye on the

which is climate keep your eye on the man not the dog

whether is hard to predict like my

whether is hard to predict like my friend here but climate is predictable

friend here but climate is predictable

friend here but climate is predictable climate has changed many times in the

climate has changed many times in the

climate has changed many times in the long history of the earth but always in

long history of the earth but always in

long history of the earth but always in response to a global force the strongest

response to a global force the strongest

response to a global force the strongest force driving climate change right now

force driving climate change right now

force driving climate change right now is the increasing co2 from the burning

is the increasing co2 from the burning

is the increasing co2 from the burning of fossil fuels which is trapping more

of fossil fuels which is trapping more

of fossil fuels which is trapping more heat from the Sun all that additional

heat from the Sun all that additional

heat from the Sun all that additional energy has to go somewhere some of it

energy has to go somewhere some of it

energy has to go somewhere some of it warms the air most of it ends up in the

warms the air most of it ends up in the

warms the air most of it ends up in the oceans all over the world the oceans are

oceans all over the world the oceans are

oceans all over the world the oceans are getting warmer