Scientists propose plan to help refreeze melting Arctic

Ice floes float in Baffin Bay between Canada and Greenland above the Arctic circle on July 10, 2008. A new paper from Arizona State University physicists proposes using sea water pumps to facilitate more ice formation in the Arctic. (Photo by Jonathan Hayward/Canadian Press)The Arctic could see its first ice-free summer as soon as 2030 as the region continues to warm faster than the rest of the planet.
Some scientists think we’ve reached a point of no return, where no amount of reduci