Lake Atna filled the Copper River valley from about 60,000 to 10,000 years ago. Glennallen, Copper Center and Gulkana were underwater then, in the depths of a water body twice the size of the Great Salt Lake.
Hal Hart, who has served as Juneau’s community development director, will oversee planning and transportation projects in Anchorage and work to make the department more "customer-friendly," Mayor Berkowitz’s office said Friday.Devin Kelly
Since the mid-20th century, Alaska and the Arctic have been warming about twice as fast as the global rate. Over the past five decades, average Alaska temperatures have increased by 3.4 degrees Fahrenheit, with the increases most pronounced in winter -- a change noticed by Native elders decades ago. Yereth Rosen
A federal judge considering a court challenge by Pebble mine developers has granted Pebble’s request to force testimony by a former government scientist now believed to be living in Australia.Lisa Demer
Small planes will be grounded for stretches in Seward, Dillingham and Kotzebue during President Barack Obama’s visits to those towns over the next few days, the Federal Aviation Administration has announced.Lisa Demer