Browsing the "Proceedings of the National Academy of Sciences" Tag

string(0) "" Loading...

Scientific American Raises The Methane Issue: Coal vs. Natural Gas?

Opponents of natural gas fracking on environmental grounds (groundwater pollution, seismicity, and socioeconomic disruption, to name a few) have a much stronger argument against the practice since the publication of two methane studies in scientific journals and a lay summary in Scientific American last week. Stefan Schwietzke, a researcher at the National Oceanic and Atmospheric […]

July 27th

"Clean Gas" More Dangerous Than Coal, Industry Expert Tells TV

US “clean gas” wells in operation (Irekia-Eusko Jaurlaritza in blogs.lse.ac.uk) Turns out that just about everyone (including President Obama) has been hugely underestimating the methane pollution levels of so-called “clean gas.” The booming American economy now seems to come at a greater cost than we originally thought when we found out that natural gas produces […]

May 22nd

Five Thousand Years of Rapid Greenland Climate Changes

Scientists have long known that climate change was happening in West Greenland over the past 5,000 years, but until now they have not been able to quantify the specific conditions of that change. New research has allowed scientists to predict that abrupt temperature changes by as much as 4 or 5 degrees Celsius will have had profound implications for the peoples that occupied western Greenland during that time.

June 6th