Global Warming Fact or Fiction Greenhouse Effect Solar

Global Warming: Fact or Fiction?

Greenhouse Effect • Solar radiation absorbed/reflected from earth • Infrared radiation emitted/reabsorbed in atmosphere http: //www. neaq. org

Al Gore’s Inconvenient Truth

Increased CO 2 Emissions http: //staffwww. fullcoll. edu/tmorris/whatisglobalwarming/

Increased Global Temperatures http: //www. bigskyco 2. org

Temperature Deviations http: //media. newsobserver. com/content/news/health_science/global_warming/story_graphics

Melting Ice Regions • Arctic http: //www. psr. org

Melting Ice Regions • Greenland http: //greeninstitute. net/files

Melting Ice Regions • Antarctica http: //ascottishview. files. wordpress. com

Melting Ice Regions • Antarctica • Particularly in the peninsula http: //inel. files. wordpress. com/2007/09

Changing Weather • Higher Temperatures • More Moisture • Turbulence • Water is rerouted

Flooding Some areas receive more rainfall

Drought Some receive less Soil evaporation

Self Correcting Problem? • New York • Los Angeles • San Francisco • Beijing • India • 634 million people* • Asia and poor nations at greatest risk *http: //www. usatoday. com/weather/climate/globalwar ming/2007 -03 -27 -sea-level-rise_N. htm http: //thevibe. socialvibe. com

Skepticism

Skepticism • Less Cloud Cover • Increased absorption of radiation

Skepticism • Increased temperatures • Increase cloud cover • Increases deflection of radiation

Skepticism http: //www. digitaljournal. com

Skepticism • Republican • Democrat http: //www. newrules. org

Skepticism

So What?

What We Can Do