Narwhals enlisted to collect data for climate scientists
November 2, 2010, 5:52 p.m. by Bryan Nelson
Thermometer-strapped narwhals were able to take temperature readings even in the most inaccessible depths of icy Baffin Bay.
Without sea ice, walruses struggle to adapt
September 20, 2010, 9:52 a.m.
Video: NBC’s Lee Cowan visits the Inuit village of Point Lay in Alaska, where thousands of walruses have beached themselves, leaving scientists to say that global warming may be to blame.
It's time to reexamine offshore drilling in the Arctic
May 10, 2010, 1:51 p.m. by Guest Columnist
Nature photographer Florian Schulz says the oil spill in the Gulf must serve as a warning as the U.S. seeks oil in the Arctic.
'After the Ice: Life, Death and Geopolitics in the New Arctic'
March 30, 2010, 6:53 a.m. by Hilary Evans
Is it time to say goodbye to the polar bear? Author Alun Anderson takes a cold, hard look.
Polar bears fight climate change and increase in man-made pollutants
January 16, 2010, 11:56 a.m. by Jeffrey Davis
More man-made toxins, such as mercury and chemical coolants, are reaching the Arctic and are increasing in the polar bear's food sources.
As permafrost melts, prehistoric ooze could speed up global warming
July 7, 2009, 5:13 p.m. by S.A. Rogers
Scientists warn that if exposed, microbes in organic matter could emit mass quantities of greenhouse gases into the air.
5 birds that could steal your toddler
Herding dog rounds up the boys for St. Patrick's Day
9 of the world's largest dog breeds
Italy moves to impose 'flip-flop fines' on hiking tourists
12 human foods dogs can eat and 5 they shouldn't
Man and his trusty canine rescue 2 dogs trapped in icy New York lake