"A trio of wind-driven wildfires roared unchecked across 76,000 acres of national forest in southwest Colorado on Monday and firefighters held the line against flames threatening the mountain town of South Fork."

"U.S. Secretary of State John Kerry urged fast-growing India to work with Washington to tackle climate change and develop green technologies, on the eve of talks on trade and regional security."

"In a win for the U.S. Environmental Protection Agency, the Supreme Court on Monday agreed to consider the legality of a controversial Obama administration effort to regulate air pollution that crosses state lines."

"President Obama will invoke his executive authority Tuesday by undertaking a slew of measures aimed at curbing climate change and its impacts, from imposing the first carbon limits on existing power plants to requiring all federal projects to withstand rising seas and more intense storms."

"For 27 years, forests around Chernobyl have been absorbing radioactive elements. A fire would send them skyward again – a growing concern as summers grow longer, hotter and drier."

"A large concrete water main that exploded this spring along busy Connecticut Avenue in Chevy Chase has brought to light a little known local distinction: The Maryland suburbs have more of a notoriously problematic stock of pipe than almost any major U.S. water utility."

"The facilities will restore pumping of drinking water from scores of contaminated San Fernando Valley wells, lessening L.A.'s reliance on imported water, agency says."

"In 2006, the EPA’s Chicago office told Midwestern fertilizer dealers it found problems with nearly all their safety plans for poisonous anhydrous ammonia. Fix them, the EPA wrote the dealers, or face possible fines."

"Kish, the visible form of mill's pollution, 'invaded' homes, leaving residents to worry about health effects."

"As Central American coffee growers are staggered by a spreading fungal disease, the price and availability of good coffee hangs in the balance."