Newsletter Scientists see stronger evidence of slowing Atlantic Ocean circulation, an ‘Achilles’ heel’ of the climate The Atlantic meridional overturning circulation, a system of currents, has long been considered capable of a sudden shutdown, which could have dramatic climate effects.
Impacts www.usatoday.com Greenland ice melt: sled dogs 'walking on water' as sea ice melts This stunning photo – taken by scientists on the melting Greenland ice sheet last week – shows how unusually warm it's been in the Arctic.
Newsletter www.bbc.com The poisons released by melting Arctic ice Toxic chemicals, anthrax - even nuclear waste - could be unleashed by global warming.
Impacts www.washingtonpost.com The biggest Arctic expedition ever will spend a year in sea ice studying climate change Hundreds of researchers will spend a year in the fastest-warming place on the planet to understand the consequences of climate change.
Greenpeace verdict over pipeline protest defamation could spell problems for environmental activism and speech
Young plaintiffs in Juliana v. United States lose Supreme Court bid but say they'll continue their pursuit of climate justice
Two years into his term, has Gov. Shapiro kept his promises to regulate Pennsylvania’s fracking industry?
