Global warming is threatening these endangered animals by shrinking Arctic sea ice. In Svalbard, polar bears, dangerous predators with thick white fur, are still healthy, despite losing ice to climate change. Polar bears became the poster child for the peril of climate change for obvious reasons: They hunt seals from the ice, and as fossil fuels warm the planet, the ice where these bears live is melting. For more than three decades, scientists have been w... [8685 chars]