Call Out the Climate Change Deniers

BarackObama.com: Climate change is real, it’s caused largely by human activities, and it poses significant risks for our health. Some members of Congress disagree with this simple, scientifically proven fact. We need to work to curb climate change, and a big step is to raise our voices to change the conversation in Washington. Call these…

Video: Lake El’gygytgyn, Pleistocene super-Interglacials and Arctic warmth

John Mason / Skeptical Science: Here is a must-see 2012 presentation by Julie Brigham-Grette of the University of Massachusetts Amherst, covering the research her team has been doing into Lake El’gygytgyn (pronouned El-Guh-Git-Kin), a water-filled meteor crater in Arctic Russia that came into being after the impact of a ~1km diameter space-rock, 3.6 million years ago.…

Playing God with the Climate IV

Bill Gates is now the world’s leading financial supporter of geoengineering research. He is an investor in various geoengineering enterprises, including Silver Lining, a company pursuing marine cloud brightening methods. He is an investor in Carbon Engineering Ltd, a start-up company formed by David Keith to develop technology to capture carbon dioxide from ambient air…