Adam Eran: The metaphors that frame the current Federal budget and debt ceiling debates are completely inaccurate, and if the media coverage is any indication, the public has swallowed them hook, line and sinker, too.
Andrew Glikson: Doubts are often raised among climate scientists whether the Greenland and West Antarctic ice sheets can survive the 1.8 – 4.0 C temperature rises projected by the IPCC-2007, leading to meters-scale sea level rise.
Carole Bartolotto: The problem with concluding that GMOs are safe is that the argument for their safety rests solely on animal studies. These studies are offered as evidence that the debate over GMOs is over. Nothing could be further from the truth.
Winona LaDuke: With Keystone XL still delayed, Alberta Clipper is widely seen as the most important and immediate pipeline battle, and thus much of the U.S. tar sands campaign has been shifting its focus to this project.