Our chief meteorologist talks glacial melt on Good Morning America.
Greta Shum catches us up on all kinds of wintry news, including... Star Wars?
Climate Central's chief meteorologist talks climate change in Alaska with Weather Underground.
Learn how NASA scientists are tracking the melting Arctic sea ice and what less ice means for global warming in the future.
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.
Ocean salinity can have a big impact when it comes to changing climate. Learn how scientists are monitoring our salty seas.
Climate change is turning a lot of Greenland's ice to water. But, how do we know?