All Annotations of Global Warming Bringing Spring Earlier[Preview]

saved byunnikrishna kurup on 2008-03-21

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  The fingerprints of human-caused climate change are evident in seasonal timing changes for thousands of species on Earth, according to dozens of studies and last year's authoritative report by the Nobel-prize winning Intergovernmental Panel on Climate Change.
  
  

  
  
  More than 30 scientists told The Associated Press how global warming is affecting plants and animals at springtime across the country, in nearly every state.

• In central California, the first of the field skipper sachem, drab little butterflies, was fluttering about on March 12. Just 25 years ago, that creature predictably emerged there anywhere from mid-April to mid-May.
• biological timing, known as phenology, has sped up considerably as the world has warmed on average in recent years.