Title: Global Warming Facts
1GLOBAL WARMING
2The atmosphere has a natural supply of
"greenhouse gases
3They capture heat and keep Earth warm enough for
us to live on.
4Without the
greenhouse effect
5the planet would be an
frozen
uninhabitable,
wasteland.
6Over the past 300 years, people started emitting
large amounts of greenhouse gases
7More and more
More and more fossil fuels were burned
fossil fuels are being burned
8to run our cars
9trucks
Trucks
10Planes
Planes
11 12Adding to our naturalsupply of
greenhouse gases.
13The gases can stay in the atmosphere for at least
50 years and up to centuries.
14The result?
15the globe
has heated up by about one degree Fahrenheit over
the past century.
16 One degree not a big deal?
Consider this
17the difference
in global average
temperatures between modern times
18and the last ice age
19 was only about
9 degrees Fahrenheit.
20China
America is the 1 global warming polluter in the
world.
21DisappearIng
22Polar bears and indigenous cultures are already
suffering from the sea-ice loss.
23Glaciers and mountains are
- Glaciers and mountain snows are rapidly melting
slowly melting.
24which are highly sensitive to small changes in
water temperature
25Suffered the worst bleaching-or die-off in
response to stress- ever recorded in 1998
26We only have one beautiful planet
Earth.
27And we are all affected
And we are
all being affected.
28So do your part
A B O U T
What are YOU doing
It?
29He same