The warming ocean comes underneath the ice shelves and melts them from the bottom, and warmer air from the top melts them from the top. So they're thinning and eventually they get to a point where they go poof!  -   Jay Zwally     Quotes
The warming ocean comes underneath the ice shelves and melts them from the bottom, and warmer air from the top melts them from the top. So they're thinning and eventually they get to a point where they go poof! Jay Zwally