Archive for Desember, 2009

The people of the world continue to grapple with the question of how best to combat climate change

November 30, 2009
What Is the Right Number to Combat Climate Change?
Is there a safe level of carbon dioxide in the atmosphere to prevent “dangerous anthropogenic interference” in the climate?
By David Biello

November 30, 2009
How Can Humanity Avoid or Reverse the Dangers Posed by a Warming Climate?

With greenhouse gas emissions continuing to rise, strong efforts will be required to reverse global warming

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Kisah Perjalanan Manusia sejak jaman purba hingga sekarang

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