AP Environmental Science 9.4-9.5: Greenhouse Gases and Global Climate Change

Carbon Balance

Increased atmospheric CO2 less than expected based only on input.

General Circulation Models

Used to predict future climates.

Carbon

The ocean serves as a _____ sink, absorbing it from the atmosphere to store it in deep water

Kyoto Agreement

An agreement in which 38 developed countries must cut greenhouse gas emissions to 5.2% below 1990 levels between 2008-2012

Fossil Fuels

Burning ___________ results in increased atmospheric CO2

49

About __% of CO2 remains in the atmosphere

29

About __% of CO2 is taken up by the ocean

22

About __% of CO2 is unaccounted for

Climate

Changes in ______ can lead to

Droughts

Increased rainfall and storms

Rising sea levels

Loss of biodiversity

6

Mean global temperature rose about 0._ºC in the past 100 years