The deal, worth more than $800 million, will give Armstrong majority ownership in the Colville River development and exploration area. But a decision to put off drilling this winter means about 500 contract Slope workers won't be hired.


Yereth Rosen
Royal Dutch Shell’s drilling rig Noble Discoverer left Alaska’s Dutch Harbor en route to the Pacific Northwest two weeks after the company announced it was ceasing exploration in Arctic waters.Laurel Andrews
At peak production, ConocoPhillips' Kuparuk drill site is expected to add 8,000 barrels of oil per day to the trans-Alaska pipeline, which has been suffering from declining oil production.Alaska Dispatch News
Built on unsteady ground at the base of the University of Alaska Fairbanks' hilly campus, four houses offer researchers insight into emerging energy efficient technologies -- with implications for many Alaskans.Laurel Andrews
Fresh from what some environmentalists claim is a victory that forced Shell to drop its ambitious plans to search for oil in Arctic waters off Alaska, the Sierra Club is urging supporters to rise up to stop a separate offshore Alaska energy project.Yereth Rosen
Gov. Bill Walker has lobbied members of President Barack Obama's administration on opening up a small section of the Arctic National Wildlife Refuge to oil drilling.Associated Press
When Shell announced it would end its entire program in the offshore U.S. Arctic, the hyperbole and finger-pointing began in earnest. But the record shows that much of the blame-placing and credit-taking is based on misunderstandings and myths.Yereth Rosen
The Arctic Alaska outer continental shelf has lured explorers with its hints of oil riches and an open water season that is expanding as sea ice diminishes. But brutal physical and economic conditions confound easy development.Yereth Rosen
Questions are being raised about a $16.7 billion natural gas property tax deal the Walker administration has reached with producers and whether the certainty it provides may come at the expense of local governments.Pat Forgey
Icebergs in Prince William Sound that threaten tankers carrying oil from the trans-Alaska pipeline are likely to be smaller but more numerous over the next two decades, according to a study by a citizens oversight group.Dan Joling | Associated Press