"The EPA  on Wednesday struck down a Texas air-pollution program that has let thousands of companies bypass rigorous reviews under the Clean Air Act."

"The city of Austin, Tex., [Thursday]  presented a wide-ranging list of recommendations for remaking its electricity system, including more energy efficiency measures and a change to the business model of the local utility."

"A federal judge in Houston on Tuesday shot down a mammoth $100 million December verdict against BP's Texas City refinery, cutting the award to less than half a million and dealing the British oil giant a rare legal victory as it struggles to overcome several years of problems at the plant."

"Democratic gubernatorial nominee Bill White earned more than $2.6 million serving on the board of a gas well servicing company that now is part of a congressional investigation into possible groundwater contamination."

"In a move that it says will save money and is a practical strategy for monitoring the state's waterways, the Texas Commission on Environmental Quality has proposed loosening its water quality standards."

They call it "wolf jail." Efforts to reintroduce the Mexican gray wolf to a New Mexico border area depend on whether the wolves play by the rules.

"A federal appeals court this week moved to allow uranium mining operations in Churchrock, a Navajo community just east of Gallup, New Mexico."

"Texas, the nation's wind-power leader, set a new record for wind generation this morning, when -- at 6:37 a.m. -- about 19 percent of the electricity on the state's main grid was supplied by turbines."

"Just seven months after Arizona enacted a law that supporters said would help make the state the 'solar capital' of the nation, new legislation has been introduced that opponents maintain could kill the nascent industry."

"Citing financial worries, the State of Arizona has backed out of a broad regional effort to limit greenhouse gas emissions in the West through a cap-and-trade system."