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Unformatted text preview: -by 2050 the average temperature of earth will increase between 1.5-4.5 degrees Celcius- the keeling curve, 315 ppm to 380 ppm, carbon dioxide concentration- in winter, co2 is given off to atmosphere during respiration-during the summer co2 is removed from the atmosphere during photosynthesis-fossil fuel takes carbon out of coal ,oil, and natural gas deposits-1 ton of co2 per person per year-by the end of this century co2 levels will increase by a factor of two times-sea level rise-half the worlds population lives in coast zones-sea levels are and will continue to rise- thermal expansion and glacial melting-conservative models predict .25-2m rise in sea level by 2100...
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This note was uploaded on 02/21/2011 for the course ECOL 1000 taught by Professor Altizer during the Spring '08 term at University of Georgia Athens.
- Spring '08