Audubon study: common bird populations collapsing - The Diigo Meta page

• 17 Jun 07
  

  Nathan Rein

  Due to habitat fragmentation and loss as well as the effects of climate change on migration routes, the populations of some common North American bird species have dropped 80% in the last 40 years. Several prior clips from {{arifsali}} and {{dorine1722}}

  animals bad_news birds climate_change del.icio.us_import environment

• 15 Jun 07
  

  Alex Howard

  birds ornithology conservation biology CSM article newspaper climatechange

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