"ANCHORAGE, Alaska — For hundreds, perhaps thousands, of years, Natives of Southeast Alaska have paid artisans to create tools, clothing and ceremonial regalia adorned with feathers."
"Federal appeals court judges appeared skeptical today about U.S. EPA's argument that it is required under the Clean Air Act to use a less stringent implementation regime for fine particulates than it is for more coarse -- and less dangerous -- particles."
"Carbon dioxide has been vilified for decades as a driver of global warming. A new study finds signs that CO2, exhaled in every breath, can exert an equally worrisome threat -- impaired cognition -- in nearly every energy-efficient classroom, meeting hall or office space."
"Honeywell International Inc said Tuesday it could take nine to 12 months to upgrade the Metropolis Works uranium conversion facility in Southern Illinois to ensure it could withstand a strong earthquake or tornados."
"With all of the theatrics of a town hall-style presidential debate [Tuesday] night, President Obama and Republican challenger Mitt Romney sparred over who is the bigger 'Mr. Oil' and 'Mr. Gas' amid declining U.S. energy imports and rising domestic production."
"About 67 percent of Americans believe temperatures are rising, marking a slow but persistent rebound from the 2009 freefall in public opinion around climate change. Belief in warming now almost matches its pre-tumble level of four years ago, a new poll finds."
"A host of startup companies are pursuing new technologies that they claim will soon lead to large-scale commercialization of biofuels made from algae. But questions remain about the viability and environmental benefits of what its developers are calling 'green crude.'"
"In February 2011, a resident of a western Pennsylvania town noticed that her water was black and 'had a very strong metallic odor.'"
"Joe Waldman is saying goodbye to corn after yet another hot and dry summer convinced the Kansas farmer that rainfall won’t be there when he needs it anymore."
"In news that's sure to provide fresh fodder for Republican presidential nominee Mitt Romney ahead of his debate tonight with President Obama, an electric-car battery maker backed by a quarter-billion-dollar grant from the Obama administration filed today for bankruptcy protection."
