Anchorage Dispatch: Though Arctic Alaska is warming and permafrost is thawing, the area so far has been spared from the scourge of excessive methane emissions, according to data collected by a NASA-managed research project.
Concentrations of methane measured in the atmosphere over Alaska from May to September 2012 -- the first of five seasons for NASAs Carbon in Arctic Reservoirs Vulnerability Experiment, or CARVE -- turned out to be about equal to the global average for a similar-sized area.
The findings, gleaned...