Feb 1, 2012

CLIMATIC CHANGE



Basic Issues

   Earth’s climate varies naturally – because of a variety of cosmological and geological processes.

     “Climate change” refers to an additional, and relatively rapid, change induced by human actions.

     The additional change – several degrees C within a century – will disrupt the foundations of life on Earth.

  Ecosystems and life in general have evolved within a narrow band of climatic-environmental conditions.





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