About two thirds of the gas produced by a study area near Barrow, Alaska, came from increasingly abundant greenery covering only 5% of the landscape, researchers estimate.
The Obama administration plans to release high-resolution terrain models in 2017 for the entire Arctic.
By using hyperspectral imaging, researchers test their ability to find copper in remote areas.
The regulations will reinforce safety mechanisms and provide stronger planning efforts and enhanced regulatory certainty, according to the Department of the Interior.
When sound waves hit the ground, they shake seismometers like earthquake waves. Scientists can now use these sound-induced seismic waves to investigate volcanic activity.
A seismically quiet part of the Aleutian Subduction Zone may have caused tsunamis in the past—and may cause future tsunamis that could travel across the Pacific Ocean.
Study reveals structures along the Alaskan convergent margin capable of generating a powerful tsunami directed toward the United States's West Coast.
Measurements of light-absorbing carbon particles made during an Arctic research expedition could improve understanding of their effects on the Arctic climate.
Researchers trace carbon through Arctic soils and find an unlikely source of methane and surprisingly low methane oxidation in watersheds throughout northern Alaska.
Warming climate reduces permafrost's ability to recover following wildfires in Alaskan lowland forest.