The Greenhouse Effect - Global Warming

1234567891011
Across
  1. 3. This type of radiation passes through the atmosphere and is then either reflected back or absorbed by the Earth's surface and atmosphere.
  2. 4. The ability of a trace gas to cause global warming is described by its Global Warming ________ (GWP).
  3. 6. (CFCs) are 25000 times more efficient at absorbing infared radiation than carbon dioxide.
  4. 8. vapour The most abundant natural greenhouse gas that forms from evaporation of lakes and oceans.
  5. 10. Human activity is producing more _________ gases.
  6. 11. Methane is ________ during the production of coal, natural gas and oil.
Down
  1. 1. dioxide A greenhouse gas caused by the natural processes; volcanic erruptions, respiration of animals and burning or decay of organic matter.
  2. 2. Ice-like structures that are found below the northern seas that trap large quantities of methane.
  3. 5. The earth recieves most of its energy in the form of __________ radiation.
  4. 7. Carbon dioxide is a _______ molecule - it can absorb infared radiation.
  5. 9. The carbon dioxide molecule can absorb this type of radiation.