Permalink: https://media.greenpeace.org/archive/Polar-Bears-Wait-for-Winter-Migration-27MZIFIWYUM7.htmlConceptually similarPolar Bears Wait for Winter MigrationGP021IUCompleted★★★★★★Polar Bears Wait for Winter MigrationGP021IXCompleted★★★★★★Polar Bears Wait for Winter MigrationGP021IWCompleted★★★★★★Polar Bears Wait for Winter MigrationGP021J0Completed★★★★★★★Polar Bears Wait for Winter MigrationGP021IZCompleted★★★★★★Polar Bears in CanadaGP036ZXCompleted★★★★★★Polar Bear in CanadaGP036ZHCompleted★★★★Polar Bear in CanadaGP036ZQCompleted★★★★Polar Bear in CanadaGP036ZZCompleted★★★★View AllGP021IVPolar Bears Wait for Winter MigrationPolar bears in the snow near Churchill, Canada. The polar bears gather on the edge of Hudson Bay waiting for sea ice to form to begin their winter migration.Locations:Canada-Churchill-Manitoba-North AmericaDate:4 Nov, 1999Credit:© Robert Visser / GreenpeaceMaximum size:2040px X 3000pxKeywords:Beauty-Day-Endangered species-Global warming-KWCI (GPI)-Nature-Outdoors-Polar bears-Snow-White-WinterShoot:Polar Bears at Churchill, CanadaPolar bears waiting for ice to form in Hudson Bay for their winter migration are shown at Churchill, Manitoba, Canada. A report by Ian Sterling with the Canadian Wildlife Service links a decline in the weight of adult polar bears in the western Hudson Bay area to global warming.