Ominous Arctic Melt Worries Experts
"Greenland's ice sheet melted nearly 19 billion tons more than the
previous high mark, and the volume of Arctic sea ice at summer's end
was half what it was just four years earlier, according to new NASA
satellite data obtained by The Associated Press.
"The Arctic is screaming," said Mark Serreze, senior scientist at the
government's snow and ice data center in Boulder, Colo." ...