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Tuesday, July 29, 2008

Extinctions will Affect Evolution of Species

Human activities and lack of concern for the environment will lead to the extinction of many species if proper actions were not taken on time. Extinction not only effect the biodiversity of the earth but also effect the complete process of evolution by which biodiversity is created.

According to Norman Myers, a Fellow at Green College, Oxford University,

It takes about 5 million years for the world to recover after a major extinction.

Evolution is being altered by the current extinction.

Certain biomes, such as coral reefs, may lose all of their inhabitants.

Gene pools will be so depleted that species may not be able to bounce back.

Species that have adapted to human environments will dominate.

New species may not evolve if tropical forests disappear.

Loss of species means the loss of sub-species.

Large mammals are likely to go extinct.

The damage caused by the current extinction is probably permanent.

There are so few elephants left, it is unlikely that new elephant species will ever emerge.

What we do now will set a course for evolution.

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