Communities along Alaska's southeast and southwest coasts have economies most vulnerable to ocean acidification, which especially threatens shellfish and the finfish -- such as salmon -- that eat them.
The Salcha River threatens to wash away the home that longtime Fairbanksan John Sauer has spent 16 years building in a remote area 34 miles upriver from the Richardson Highway. He is open to suggestions on how to save the structure.Dermot Cole
While the state has agreed to pay up to $585,000 for preliminary engineering and design to expand a water utility near a shuttered North Pole refinery, it remains locked in a three-way court fight with the past and present refinery owners over spilled sulfolane. Dermot Cole
The Assembly compromised on language dealing with Mosquito Lake, a 14-acre Class A wetland that lies near the path of the long-talked-about link between Elmore Road and Bragaw Street in East Anchorage. Tegan Hanlon
High above Juneau's populous Mendenhall Valley, Suicide Basin is filling with rainwater, snowmelt and ice but is being held back by a dam of the Mendenhall Glacier. The water may soon surge toward town.Pat Forgey
Alaska’s humpback whales came a step closer to moving off the endangered species list Wednesday when an arm of the National Oceanic and Atmospheric Administration issued a positive initial finding on the merits of the state’s petition to delist a population of the marine mammals.Yereth Rosen
The Porcupine Caribou Herd could face difficulty in coming years if a trend of increased wildfires in northern Alaska and Canada continue to threaten the animals' wintertime food source of lichen, according to a new study.Yereth Rosen
It's been a year since the Pebble Partnership lost two major investors, taking with them numerous jobs in a region that had few to begin with. Now the communities are adjusting to their new reality.Suzanna Caldwell