Northern Mystery: Why Are
Birds of the Arctic in Decline?

With some species of Arctic birds experiencing steep drops in population and their prey also undergoing marked shifts, scientists are working to understand what role climate change is playing in these unfolding ecological transformations. READ MORE

 

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Richard Popko, a wildlife technician in the Northwest Territories, holds an ivory gull off the north coast of Baffin Island. Populations of ivory gulls in Canada's High Arctic have dropped by 80 percent since the 1980s. Scientists believe that rapidly disappearing Arctic sea ice has created ecological changes that adversely affect the gulls' ability to forage and scavenge. Mercury contamination may also be playing a role. [Photo credit: Ed Struzik]

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