"A prominent scientist in the USDA’s Agricultural Research Service has just cleared the first hurdle in an ongoing whistleblower claim against the agency."

"The American Petroleum Institute together with the nation's largest oil companies ran a task force to monitor and share climate research between 1979 and 1983, indicating that the oil industry, not just Exxon alone, was aware of its possible impact on the world's climate far earlier than previously known."

"Federal officials are turning over scores of emails and documents related to climate science research in response to a subpoena from a House committee."

"With a Paris climate agreement just over a week old, President Obama is singling out the GOP on climate change. In an interview with NPR's Steve Inskeep, the president lambasted Republicans, whom he views as excessively contrarian on the issue."

"Kathryn Sullivan has helped U.S. Navy sailors navigate — literally — through rough seas as an oceanographer in the Navy Reserves. As a NASA astronaut, she’s walked in space, the first American woman to step outside a spacecraft, 140 miles above Earth. These challenges are a world apart from what she’s now confronting in Washington as she leads an agency of federal scientists in the crosshairs of a powerful member of Congress."

"With their work in the crosshairs of a political ideology, climate scientists find themselves under attack via the Internet."

"Scientists keep rallying behind Kathryn Sullivan, the federal official on one side of a two-month standoff with a senior House Republican over a groundbreaking climate change study."

"A contingent of powerful U.S. representatives are pressing the chief executives of six of the country's largest fossil fuel companies, including ExxonMobil, Chevron and Shell, to answer questions about when the companies first understood that burning fossil fuels drives climate change and whether they became active partners in an effort to downplay the harm that could result."

"An undercover sting by Greenpeace has revealed that two prominent climate sceptics were available for hire by the hour to write reports casting doubt on the dangers posed by global warming."