"Times are tough for Chesapeake oysters. For one thing, they used to be bigger. "If you look at what people were saying back in the 1600s and 1700s about oysters, people had to cut them in half before they could even eat them," says Denise Breitburg, an ecologist with the Smithsonian Environmental Research Center."

"Enough, already. That’s what 67 prominent scientists are telling Secretary of the Interior Sally Jewell, whose department is conducting a review of the U.S. program to lease federal lands for coal mining."

"The top state prosecutors in New York and Massachusetts said on Tuesday they will refuse to comply with a subpoena from U.S. congressmen for details on their investigations into whether Exxon Mobil misled investors on climate change risks."

"Organizations worried about climate change have long drawn comparisons between the petroleum and tobacco industries, arguing that each has minimized public health damages of its products to operate unchecked."

"As state attorneys general of N.Y. and Mass. bristle at Rep. Lamar Smith's subpeonas, the legal stakes get higher as the process becomes even more political."

"Republican presidential candidate Donald Trump is considering nominating Oklahoma oil and gas mogul Harold Hamm as energy secretary if elected to the White House on Nov. 8, according to four sources close to Trump's campaign."

"New York's attorney general is rejecting a congressional committee chairman's demand for records about his investigation into whether Exxon Mobil misled investors about global warming."

"The Union of Concerned Scientists will continue to object to House Republicans' requests for documents and communications on climate change, the nonprofit group's president said."

"Lawmakers are calling out companies they say engaged in a 'sophisticated and deceitful campaign' to mislead the public."

"We didn’t know enough about clouds until now. What a new study reveals is bad news."