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One third of the world’s
people don’t have enough clean water.
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Two-thirds of the world’s
ocean coastlines are polluted.
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Chemicals have destroyed ten
percent of the ozone layer over Europe and North America.
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Each year ,people burn or cut
down nearly 143000 square kilometers of forests.
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Every day ,Americans and
Canadians create about 1.8 kilograms of garbage per person.
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In 2002 summer, polar Ice
sheets decreased by 10 million square kilometers
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All countries dump millions of
tons of chemicals, sewage and industrial waste in sea every
year
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There are now more than 800
nuclear power stations throughout the world ( although ,this
is supposed to be a clean form of energy but there are in
fact very high risks associated with it).
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Over the last 10 years ,the
desert has advanced by an average of 20 kilometers per year,
and 250000 square kilometers of land has turned into desert.
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Average of world temperatures
will rise by several degrees in the next century, caused by
“Green house” gases.
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Between 34 and 80 fish species
have become extinct since the late 19th century, and around
24% of mammals and 12% of birds are classified as
threatened.
