Newsletter 'Sleeping giant' Arctic methane deposits starting to release, scientists find Exclusive: expedition discovers new source of greenhouse gas off East Siberian coast has been triggered.
Newsletter www.washingtonpost.com Lakes are bubbling and hissing with a dangerous greenhouse gas, methane, as the Arctic thaws Maybe it's just an anomaly - or maybe it's something worse.
Trump administration accelerates logging in Black Hills, raising alarms over tribal rights and forest health
