terça-feira, novembro 20, 2012

Myths about Global Warming

Myths and Facts about Global Warming:
  • The “hockey stick” graph proves that the earth has experienced a steady, very gradual temperature decrease for 1000 years, then recently began a sudden increase.
  • Human produced carbon dioxide has increased over the last 100 years, adding to the Greenhouse effect, thus warming the earth.
  • CO2 is the most common greenhouse gas.
  • Computer models verify that CO2 increases will cause significant global warming.
  • The UN proved that man–made CO2 causes global warming.
  • CO2 is a pollutant.
  • Global warming will cause more storms and other weather extremes.
  • Receding glaciers and the calving of ice shelves are proof of global warming.
  • The earth’s poles are warming; polar ice caps are breaking up and melting and the sea level rising.

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