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Climate Change (Results (Earth's Average Temperature Is Rising…

- - - - the greenhouse effect is the natural process that warms the earth
      - the main greenhouse gasses are carbon dioxide and methane
- - - - Sunspots block out light
    - - Every 2300 years the earth goes through a cycle of Ice ages
    - - Release CO2
  - - - Factories, Cars, and other devices that produce emissions
    - - All the heat gets absorbed, warming the Earth
      - Less ice
    - - Don't absorb CO2