One of the reasons we think we should take action about climate change is that the costs of doing something about the problem are lower than the stream of future damages if we fail to act.
Figuring out what damages from climate change will be 100 or more years into the … More >
The Paris establishes an aspiration goal of holding climate change to 1.5°C, with a firmer goal of holding the global temperature decrease “well below” 2°C. As a practical matter, the 1.5°C goal almost certainly would require geoengineering, such as injecting aerosols into the stratosphere or solar mirrors.
Even getting well below … More >
By Jessica Hellmann, University of Minnesota, and David Ackerly, UC Berkeley
The world is watching as refugees flood into a Europe unprepared for the new arrivals. Conflict and social unrest due in part to climate stress – including induced food shortages and social conflict – have prompted migrants to search for … More >
It has been a brutal fire season here in California. It’s been brutal in part because of a historically bad drought. But unfortunately, the end of the drought (when it comes) will not be the end of our fire problems. Those fire problems are the result of long-term, human-caused trends … More >
On a recent speaking engagement in Germany I ran into Prof. John Schellnhuber, who was on his way to the Vatican to present Pope Francis’ major coming out document on climate change. After I got over feeling oh so cool for being one degree of Kevin Bacon removed from one … More >
The market’s message is simple: coal’s day is ending. Three major coal companies (Alpha Natural Resources, Walter Energy, and Patriot Coal) have gone into bankruptcy. The two largest publicly traded companies (Peabody and Arch) are now trading for a dollar a share, down from $16 and $33 within the past … More >
Jeb Bush’s environmental views seem to be evolving. In a recent speech at Liberty University, he had this to say about environmental protection:
“America’s environmental debates, likewise, can be too coldly economical, too sterile of life . . . Christians see in nature and all God’s creatures designs grander than any of … More >
On March 11, 2011, I was sitting in a coffee shop in Berlin, dressed appropriately in a black turtleneck and leather jacket, reading about the terrible Fukushima Daiichi Nuclear disaster. The next day I read that the German government was pushing for “Atomausstieg,” which is German for “let’s retire all … More >
John Nash and his wife died May 23 in a cab crash while returning from a trip to Norway to receive a major mathematical prize. He is best known to the public because of the movie “A Beautiful Mind,” which described his struggle with mental illness. His concept of the … More >