Seacoastonline: Superstorm Sandy was a bellwether for coastal New England, say regional and state coastal environmentalists and scientists. The devastation it wreaked is proof of the need for communities to be proactive in looking at their own vulnerabilities whether or not people see climate change as the cause. "Sea level rise is happening, whether you want to believe it or not," said Ted Diers of the N.H. Department of Environmental Services, and he ticks off the reasons: -- The Greenland ice cap is melting...