Perverse but true: The more the Arctic ice melts and breaks up, the more we need icebreakers. Image source: Getty Images.The Arctic is melting, with June 2016 sea ice once again hitting record low levels relative to ... well, as long as the government has been keeping track. That's expected to increase sea traffic in the region, and also the need for Coast Guard icebreakers to open lanes for commercial vessels, and to rescue unlucky vessels when they get stuck in the ice.For more than two years, the U.S.