Newsletter www.arctictoday.com Greenland's ice sheet could begin losing more than it gains every year as soon as 2055, a new study says But if strong measures are taken to prevent the rise of global temperatures, the negative threshold could be avoided.
Newsletter weather.com Greenland's melting ice sheets: The beautiful but harrowing changes seen from above Climate change is causing Greenland's ice sheet to melt at a dramatic rate, and photographer Tom Hegen took to the sky to document these beautiful but devastating changes.
