Global Warming

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Global Warming

  1. 1. Global Warming Thursday, April 8, 2010
  2. 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. 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. 4. What Causes Global Warming? Greenhouse Effect. Two Types of Greenhouse effect Levels of Greenhouse gasses rise. Less heat escapes. Temperature Rises. Thursday, April 8, 2010
  5. 5. Thursday, April 8, 2010
  6. 6. Causes Cont. Carbon Dioxide 95 % come from natural sources. Burning of Fossil Fuels Thursday, April 8, 2010
  7. 7. Some More Causes Deforestation and Agriculture. Loss of Natural Absorbents. Methane Worse than Carbon Dioxide. Twenty times stronger than Carbon Dioxide. Thursday, April 8, 2010
  8. 8. Yet Again, More Causes Chlorofluorocarbon’s Increase Carbon Dioxide Levels. Loss in Absorbers. Thursday, April 8, 2010
  9. 9. Another Cause/ Theory Solar Variation Theory Sunspots Earth receives 70% of the suns solar flux Thursday, April 8, 2010
  10. 10. Current Global Warming Effects Disease Insects migrating. Hurricanes Stronger and more frequent. Thursday, April 8, 2010
  11. 11. Current Effects Cont. Precipitation Increase. Drought. Thursday, April 8, 2010
  12. 12. More Current Effects Ice Is Melting. Sea Levels. Decline In Animal Species. Thursday, April 8, 2010
  13. 13. Future Effects Continual Sea Level Changes and Ice Dissolving. Fresh Water Availability. Economic Disaster. Thursday, April 8, 2010
  14. 14. Future Effects Cont. Species Dependency Extinction of Plants and Animals. Thursday, April 8, 2010
  15. 15. Thursday, April 8, 2010
  16. 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 Thursday, April 8, 2010
  17. 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

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