National (U.S.)

"Obama has invited politics into scientific task to update the catalog and assess the danger of industrial chemicals, some say."

"The Obama administration's top climate change scientists will unveil a report on Tuesday that details the impact of global warming on the United States and argues for fast action against it."

"Buying a solar system for your home still is not as simple or inexpensive as say picking up a new water heater. But solar energy advocates argue that the systems are affordable and obtainable for just about everyone -- right now."

"Oyster larvae have been dying by the billions. Scientists suspect it's a sign that carbon dioxide is dramatically affecting the ocean -- and if they're right, it could push Washington into the center of the debate about the future of the seas."

"A dispute is heating up over the role of farms and forests in climate legislation."

"The Obama administration gave conditional support today for a federal-industry partnership that would build an advanced coal-burning power plant in Illinois to trap and store carbon dioxide emissions, reversing a Bush-era decision to abandon the FutureGen project."

"Dozens of communities nationwide are at risk from a coal ash spill like the one that blanketed a Tennessee neighborhood last year, but the Obama administration has decided not to tell the public about it because of the danger of a terrorist attack."