Air Pollution

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Air Pollution
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Greenhouse Effect
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Tuvalu Island in the Pacific
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Ozone and CFCs
It is suspected that a variety of biological
consequences such as increases in skin cancer,
cataracts, damage to plants, and reduction of
plankton populations in the ocean's may result
from the increased UV exposure due to ozone
depletion.

• Image of the largest Antarctic ozone hole ever
  recorded (September 2006)

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Acid Rain
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Deforestation
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Smog
St. Petersburg, Russia
Mexico City, Mexico
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Guess which city this is?
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Water Pollution
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The Aral Sea
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Land Pollution
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http//www.livescience.com/13858-chernobyl-nuclear
-disaster-25-years.htm
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http//abcnews.go.com/Health/story?id5553393page
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• Desertification of steppe lands in the
  SahelAfrica