U.S. wind power enjoys a rebirth as solar's obstacles mount

Dec 18, 2016

U.S. wind power enjoys a rebirth as solar's obstacles mount

A year after Congress extended generous tax credits for renewable energy projects, the U.S. wind industry is thriving. Solar power companies, meanwhile, are hunkering down for a rough 2017. The tax credit renewal has boosted the long-term outlooks for both industries. But in the ...

Dec 12, 2016

Surging methane emissions imperil climate goals, new study warns

A decade-long surge of the potent greenhouse gas methane threatens to make the fight against global warming even harder, top researchers warned Monday. “Additional attention is urgently needed to quantify and reduce methane emissions,” they wrote in the Environmental Research Letters journal, summarizing the ...

Dec 8, 2016

Greenland's ice-free past exposes sea level rise danger

The massive Greenland ice sheet has melted away at least once during the last 1.4 million years, according to a study published on Wednesday, raising fears that man-made climate change could provoke dangerous sea levels. Bedrock samples retrieved through more than three kilometers (two ...