The bedrock hidden beneath the thick ice sheets covering Greenland and Antarctica has intrigued researchers for years. Scientists are interested in how the shape of this hidden terrain affects how ice moves -- a key factor in making predictions about the future of these massive ice reservoirs and their contribution to sea level rise in a changing climate.
Fuente : http://www.eurekalert.org/pub_releases/2013-12/nsf...
Fuente : http://www.eurekalert.org/pub_releases/2013-12/nsf...