A University of Alaska Fairbanks-led research project has provided the first modern evidence of a landscape-level permafrost carbon feedback, in which thawing permafrost releases ancient carbon as climate-warming greenhouse gases.The study was published today in the journal Nature Geoscience.The project, led by UAF researcher Katey Walter Anthony, studied lakes in Alaska, Canada, Sweden and Siberia where…

Approximately 25 to 50 percent of a living tree is made up of water, depending on the species and time of year. The water stored in trees has previously been considered just a minor part of the water cycle, but a new study by University of Alaska Fairbanks scientists shows otherwise.Research published this week in…

A giant oil slick from a deadly offshore drilling rig explosion could hit the fragile U.S. Gulf Coast shoreline this weekend as the White House and Congress launched separate probes into the worst offshore incident in nearly a decade. The leaking well, 5,000 feet under the ocean surface off Louisiana’s coast, has created an oil…