Arctic Map shows dispute hotspots. A team from Durham University compiled the outline of potential hotspots by basing the design on historical and ongoing arguments over ownership. [News Source]

‘Arctic Map’ could help divide natural resources. A new map of the Arctic has been drawn up by British cartographers which reveals the squabbling among countries staking a claim to its vast natural resources. [News Source]

New killer whale at risk from Antarctic warming. A new study has indicated that two newly identified types of killer whales that hunt prey off of Antarctic sea ice risk losing food sources to global warming and melting. [News Source]

UW study examines decline of snowpack. Maybe the snow in the Cascade Mountains isn't in such immediate peril from global warming after all. [News Source]

Arctic ice continues to thin. Santa is skating on very thin ice. In 2007 the sea ice at the North Pole was at its thinnest since records began. [News Source]

Arctic ice depleted by half in 6 years of ‘drastic thinning:’ researcher. A new seven-year study of the Arctic's shrinking sea ice concludes that the polar cap is not only losing vast swathes of surface area but also experiencing a "drastic thinning" likely to reinforce the overall retreat. [News Source]

Utility plan sees future in the sun. Electricity produced from Colorado's bright, hot sun could supply half the state's peak demand during summer, helping 1.7 million homes crank up their air conditioners and coolers. [News Source]

San Francisco’s carbon footprint is shrinking, mayor says. San Francisco has cut greenhouse gas emissions by 5 percent from 1990 levels and is on track to meet its goal of a 20 percent reduction in four years, Mayor Gavin Newsom said today. [News Source]

Could China lead the green revolution? China, pilloried as the world's biggest polluter, has quietly taken a lead in moving to a low-carbon economy, according to a report by an independent climate advisory group. [News Source]

Doyle wants state’s downtown power plants to go coal-free. Environmentalists say the decision by Gov. Jim Doyle to scrap the use of coal at the state's power plants in downtown Madison will help the city's long-suffering air and water. [News Source]

Forest fight over climate change. Trees could hold the key to tackling climate change - but it's not clear whether the planet benefits from leaving them in the ground or chopping them down. [News Source]