"The Senate's top Republican is telling states to ignore a central part of President Barack Obama's plans to curb the pollution blamed for global warming."

"In a new chapter in Congress’s battle over climate change and how to address it, senators on the Environment and Public Works Committee are dueling over scientific conflicts of interest and academic freedom."

"The House Democrat defended his push for disclosure of funding sources, but says a request for professors’ communications was an 'overreach'."?

"The Environmental Protection Agency (EPA) is looking to cut down on emissions from refrigerators."

"The conflict that has torn Syria apart can be traced, in part, to a record drought worsened by global warming, a new study says."

"Hundreds of farmers in the Central Valley were told Friday they can expect zero water deliveries this year from the federal government, the latest fallout from what is likely to be a fourth straight drought year in California."

"A University of Colorado environmental studies professor says he is the target of a congressman's "witch hunt" because he expressed doubt in congressional testimony about whether climate change is making natural disasters worse."

"The unique intergovernmental panel has forged scientific consensus on climate change by steering clear of hot-button issues. Will new leadership find a way to address the most critical issues for curbing global warming?"

"A significant majority of Americans say combating climate change is a moral issue that obligates them – and world leaders - to reduce carbon emissions, a Reuters/IPSOS poll has found."

"Scientists have witnessed carbon dioxide trapping heat in the atmosphere above the United States, chronicling human-made climate change in action, live in the wild."