Transcript A Question of Tropical Rainforests

A question of tropical rainforests
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The tropical rainforests are known
as the lungs of the world. They
provide over 20% of the world’s
oxygen.
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25% of the ingredients in
today's cancer-fighting
drugs come from organisms
found only in the rainforest.
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50%
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50% of the Earth’s plant and
animal species live in tropical
rainforests.
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every second
An area of tropical rainforest
the size of a football pitch is
lost every second.
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14%  2%
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Tropical rainforests used to
cover 14% of the Earth’s
surface. Now they only cover
2%.
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Around 100 plant and animal
species are lost each day due
to deforestation.
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40 years
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At current rate of deforestation,
all the world’s tropical rainforests
will have disappeared in 40 years
time.
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80% of MEDCs diet
At least 80% of MEDCs diet
originated in the tropical
rainforest.
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2.5 acres
750
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2.5 acres of tropical rainforest
can contain over 750 different
species of tree.
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