1. Global Warming
Thursday, April 8, 2010

2. History of Our Planet
Earth formed 4.6 Billion years ago.
Life appeared occurred Billion years ago.
Photosynthesis occurred 3.5-2.5 Billion years
ago.
Glacial Cycles
Thursday, April 8, 2010

3. What is Global
Warming?
An increase in the
earth's atmospheric
and oceanic
temperatures widely
predicted to occur due
to an increase in the
greenhouse effect
resulting especially
from pollution.
Thursday, April 8, 2010

4. What Causes Global
Warming?
Greenhouse Effect.
Two Types of Greenhouse effect
Levels of Greenhouse gasses rise.
Less heat escapes.
Temperature Rises.
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5. Thursday, April 8, 2010

6. Causes Cont.
Carbon Dioxide
95 % come from natural
sources.
Burning of Fossil Fuels
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7. Some More Causes
Deforestation and Agriculture.
Loss of Natural Absorbents.
Methane
Worse than Carbon Dioxide.
Twenty times stronger than Carbon Dioxide.
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8. Yet Again, More Causes
Chlorofluorocarbon’s
Increase Carbon Dioxide Levels.
Loss in Absorbers.
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9. Another Cause/ Theory
Solar Variation
Theory
Sunspots
Earth receives 70% of
the suns solar flux
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10. Current Global Warming
Effects
Disease
Insects migrating.
Hurricanes
Stronger and more
frequent.
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11. Current Effects Cont.
Precipitation
Increase.
Drought.
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12. More Current Effects
Ice Is Melting.
Sea Levels.
Decline In Animal Species.
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13. Future Effects
Continual Sea Level
Changes and Ice
Dissolving.
Fresh Water Availability.
Economic Disaster.
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14. Future Effects Cont.
Species Dependency
Extinction of Plants and
Animals.
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15. Thursday, April 8, 2010

16. How To Stop Global
Warming!!
Use Compact Fluorescent Bulbs Buy Minimally Packaged Goods
Inflate Your Tires Buy a Hybrid Car
Fill the Dishwasher Reduce Garbage
Change Your Air Filter Plant a Tree
Use Recycled Paper Replace Old Appliances
Check Your Waterheater Weatherize Your Home
Change the AC Filter Unplug Un-Used Electronics
Take Shorter Showers Air Dry Your Clothes
Install a Low-Flow Showerhead Turn off Your Computer
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17. How to Stop Global
Warming Cont.
The 3 ”R”’s
The Clean Air Act.
Commitments to CO2
Reduction.
ALTERNATIVE
ENERGY!!
Thursday, April 8, 2010