"Despite reports of U.S. Catholics’ largely positive reception to Pope Francis’s beginning campaign on the issue, not everyone is optimistic that the Catholics of Texas will suddenly start trying to shut down their local coal plant."

"New analyses are giving mixed grades to the most recent greenhouse gas emissions targets submitted to the United Nations, with particularly low marks for the pledge from South Korea."

Drought which has left their own lands bare of forage is driving some Nevada rangers to graze their cattle illegally on federal land.

"The tiny federal agency that has urged big reforms in how California regulates oil refineries is in disarray."

"ANKENY, Iowa — Roman Catholic leaders in the early voting state of Iowa implored candidates for president Thursday to take up Pope Francis’ call for 'profound political courage' by focusing their campaigns as much on improving the environment and income inequality as they have on opposing gay marriage and abortion in past elections."

"New report says food industry groups spend big and 'spin' the truth to turn U.S. consumers away from organic."

"As President Obama prepares to complete sweeping regulations aimed at tackling climate change, at least five Republican governors, including two presidential hopefuls, say they may refuse to carry out the rules in their states."

"U.S. Coast Guard and police boats cleared a way through protesters in kayaks at a Seattle-area port on Tuesday so Royal Dutch Shell's second of two Arctic drilling rigs could depart for Alaska."

"From Ukraine to Uruguay, Moldova to the Philippines, the U.S. Chamber of Commerce and its foreign affiliates have become the hammer for the tobacco industry, engaging in a worldwide effort to fight antismoking laws of all kinds, according to interviews with government ministers, lobbyists, lawmakers and public health groups in Asia, Europe, Latin America and the United States."