The study focused on Alaska’s largest river delta, the Yukon-Kuskokwim, an area previously identified as emitting large amounts of methane. A team of scientists with NASA’s ABoVE project ...

The increasing prevalence of tall willows, an important moose habitat, is one sign of these changes in the delta. Moose populations, too, are on the rise. But for the Yukon and other Arctic deltas ...

By Monday the fires had covered 63 square miles of the Yukon Delta National Wildlife Refuge, the AP report said, but weekend rain helped quell the spread. The fires are burning in a biologically ...