How Do We Know: Shrinking Arctic Sea Ice

How Do We Know: Shrinking Arctic Sea Ice

  • Published: Jan 10th, 2011

Learn how NASA scientists are tracking the melting Arctic sea ice and what less ice means for global warming in the future.

Arctic Sea Ice Hits New December Low, Related to “Arctic Paradox” Weather Pattern

  • Published: Jan 5th, 2011

Arctic sea ice extent hit a new low for the month of December as the Arctic stayed unusually warm.

Arctic Paradox: Warmer Arctic May Mean Cold Blasts for Some

Arctic Paradox: Warmer Arctic May Mean Cold Blasts for Some

  • Published: Dec 13th, 2010

Arctic warming and loss of sea ice may be helping to drive cold air southward, into the US and Europe, according to recent studies.

How Do We Know: Thinning Sea Ice

How Do We Know: Thinning Sea Ice

  • Published: Nov 29th, 2010

NASA scientist Ron Kwok details new technology he is using to monitor how extensively Arctic sea ice is melting from below, a key indicator of the ice's long-term stability.

How La Niña May Affect Your Ski Vacation

  • Published: Nov 12th, 2010

A strong La Niña event may give some ski areas, particularly in the Pacific Northwest, bonus snowfall this year.

Scientist to Retrieve Detailed Photos of Greenland’s 2010 Record Ice Melt

  • Published: Nov 4th, 2010

Arctic researcher Jason Box is going to great lengths to recover on-the-ground images of the extraordinary loss of ice from the Petermann Glacier.

How Do We Know: Salty Seas

How Do We Know: Salty Seas

  • Published: Nov 3rd, 2010

Ocean salinity can have a big impact when it comes to changing climate. Learn how scientists are monitoring our salty seas.

How Do We Know: Greenland’s Melting Ice Sheet

How Do We Know: Greenland’s Melting Ice Sheet

  • Published: Sep 22nd, 2010

Climate change is turning a lot of Greenland's ice to water. But, how do we know?