Sentinel: From fish migrations to stronger storms overwhelming aging infrastructure, global warming is already affecting life in Maine and other New England states in alarming ways, says a new federal report aimed at pressuring policymakers to take action on climate change.
A polar bear roams the Arctic National Wildlife Refuge. Government scientists predict that two-thirds of the worlds polar bears will be killed off by 2050 and completely gone from Alaska because of thinning sea ice caused by global...