Transcript Climate change

The Human Impact of
Climate Change
SESSION 1
What is climate change?
WHAT DO WE KNOW?
WEATHER OR CLIMATE?
WHAT IS THE GREENHOUSE EFFECT?
Most heat escapes into outer
space and cools the Earth.
Infra-red
light (I.R.)
Some heat is
trapped by
greenhouse
gases.
Sun’s rays warm
the Earth
WHY IS THE CLIMATE
GETTING WARMER?
THE GREENHOUSE EFFECT IN A JAR
THE GREENHOUSE EFFECT IN A JAR
Time
I.R.
Temp. Temp.
No jar Glass
jar
SESSION 2
What and who are responsible?
WHAT IS RESPONSIBLE?
THE LIFE OF AN ALUMINIUM CAN
THE JOURNEY OF A LOAF OF BREAD
WHAT IS A CARBON FOOTPRINT?
PUT THEM IN ORDER
Country
CO2 emissions per
person in 2012 (tCO2):
World ranking according
to CO2 emissions per
person in 2012 (tCO2):
United Arab
Emirates
25.0
1
USA
Australia
UK
South Africa
China
Brazil
India
Malawi
18.0
15.0
10.0
6.4
5.8
2.4
1.7
0.2
6
15
31
50
52
71
79
109
WHO IS RESPONSIBLE?
CO2 emissions per person
WHO IS RESPONSIBLE?
CO2 emissions per country
SESSION 3
What is affected?
EFFECTS OF CLIMATE CHANGE
WATER
HOMES
FOOD
FARMERS
FISHING
BEACHES
CLIMATE CHANGE CONSEQUENCES
Habitats damaged and
destroyed.
Flooding of
coastal and lowlying areas.
Children aren’t
able to go to
school.
Sea levels
rise.
Increased risk of
extreme weather
events.
Children miss
out on an
education.
Homes, schools and
crops damaged and
destroyed.
Increases in
air and sea
temperatures.
People have
nowhere to live.
People go
hungry.
Unpredictable
rainfall.
People can’t afford
to buy food.
Climate
change
Farmers aren’t able
to grow crops to sell
or feed their families.
Food prices
go up.
CLIMATE CHANGE CONSEQUENCES
Sea levels rise.
Increases in air
and sea
temperatures.
Flooding
Climate
change
Increased risk of
extreme weather
events.
Drought
Unpredictable
rainfall.
Farmers aren’t able to grow
crops to sell or feed their
families.