segunda-feira, 27 de fevereiro de 2012

Climate change alters bird migration patterns - Times of India

http://briefmarkeshop.com/Postfrisch-Bundespost-153.html


The Daily Tar Heel


Climate change alters bird migration patterns

Times of India


WASHINGTON: Rising temperatures, triggered by climate change, are forcing birds to alter their migration patterns. The finding is based on data from eBird, a database containing 10 years' worth of observations from amateur b irdwatchers.


Study finds climate change affects birds' migratory patterns

The Daily Tar Heel


Global warming found to shift bird migrations

Summit County Citizens Voice



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