Fixing leaks of natural gas -- alias methane, a potent heat-trapping gas that causes up to a third of human-caused global warming -- can save money and slow warming.

"The politically influential American Farm Bureau, the self-described 'national voice of agriculture,' has outlined a new campaign effort to derail Congressional bills to combat climate change."

"Oil prices reached a fresh one-year high above $75 a barrel Thursday in Asia on a weaker U.S. dollar and growing investor optimism about an economic recovery."

"Army Corps of Engineers officials on Wednesday defending their handling of a rowdy crowd of coal industry supporters who repeatedly interrupted other speakers at a mountaintop-removal public hearing Tuesday night."

"With 360 days a year of pure, unclouded sun, California's Imperial Valley has the potential to become the Silicon Valley of renewable energy."

"Scientists looking at 23 studies involving almost 38,000 people initially see no connection. But a closer look at the highest-quality studies tells another story."

"Equipment manufacturers and energy efficiency advocates agreed today on new standards aimed at dramatically reducing energy use in homes."

"Twenty percent of the drinking fountains and faucets at Utica elementary schools tested positive for lead, according to results of a voluntary testing program released Tuesday."

"President Obama travels to New Orleans this week for a town hall meeting -- and for a look at the recovery in the city battered by Hurricane Katrina four years ago. It will be Obama's first visit since the presidential campaign, when, as a candidate, he had a long list of promises for the city."