"Even as the Senate Environment and Public Works Committee took up its climate bill for the first time Tuesday, the Environment Protection Agency proposed requiring thousands of greenhouse gas emitters to install stricter pollution control technology."

"Federal officials plan to ban sales of raw oysters harvested from the Gulf of Mexico unless the shellfish are treated to destroy potentially deadly bacteria -- a requirement that opponents say could deprive diners of a delicacy cherished for generations."

"The Obama administration and some Senate Democrats expressed fresh urgency on Tuesday about the need to address climate change and refashion the nation's energy economy."

"Nearly identical bills to prevent cruise ships from discharging raw, untreated sewage in U.S. coastal waters were introduced Wednesday in both Houses of Congress."

"The U.S. Fish and Wildlife Service today announced six grant awards totaling $800,000 to fund research into the cause and control of white-nose syndrome, a wildlife health crisis that has now killed more than a million bats in the Northeast and remains unchecked."

"A House committee is investigating whether the coal industry's largest influence group failed to accurately report its lobbying spending to Congress."

"Oil- and coal-fired power plants would be forced to reduce mercury emissions under a deal that ends a long-standing suit by environmentalists."

"President Barack Obama will announce the largest investment of economic stimulus funds in clean energy during a visit to Florida, an Obama administration official said on Monday."

"A Senate committee on Tuesday launches three long days of hearings on a Democratic climate bill in a bid to further convince an international summit in December that Washington is serious about tackling global warming."