News

In this short audio interview, Justin Mankin, a postdoctoral fellow at  Lamont-Doherty Earth Observatory and NASA Goddard Institute for Space Studies, describes how a changing climate may change the way cultures get their water in the spring and summer. Listen to the interview

Europe is warmer now than it has been at any time over the past 2,000 years, new research shows. A new study led by Lamont-Doherty Earth Observatory's Edward Cook and involving 45 scientists from 13 countries used tree-ring chronologies to develop a drought atlas of climate history in Europe and the Mediterranean. Read more

When it comes to drought in the West, we ain’t seen nothin’ yet. That’s the conclusion from a new study that links an increasing risk of decades-long drought episodes in the western United States to human-induced climate change. The study predicts drought severity outside the bounds of what’s thought to have occurred over the past 1,000 years, based on local tree-ring records.  Read More

Last week, scientists measured an average concentration of atmospheric carbon dioxide of 400 parts per million for the first time in human existence. This hour, Kathleen Dunn is joined by a climate scientist about what these levels mean for the future of the planet. Read More