"It is nearly 27 years now since a NASA scientist testified before the US Senate that the agency was 99% certain that rising global temperatures were caused by the burning of fossil fuels. And the Senate still has not got it – based on the results of three symbolic climate change votes on Wednesday night."

"'No challenge – no challenge – poses a greater threat to future generations than climate change,' President Barack Obama said to applause during his sixth State of the Union Address, delivered tonight to a joint session of Congress."

"They’ve gone to logging and housing — but especially to climate change, says a new study"

"GOP response from freshman senator Joni Ernst may also take aim at president’s agenda on emission cuts and Keystone XL pipeline"

"The money is a key component in the push for a global agreement this year to limit global warming."

"Last year was the hottest on earth since record-keeping began in 1880, scientists reported on Friday, underscoring warnings about the risks of runaway greenhouse gas emissions and undermining claims by climate change contrarians that global warming had somehow stopped."

"HERSHEY, Pa. — House Speaker John Boehner wouldn't say if he believes the scientific consensus that humans contribute to climate change when asked here at the Republican retreat on Thursday."

"Pope Francis said on Thursday he believed that man was primarily responsible for climate change and that he hoped this year's Paris conference would take a courageous stand to protect the environment."

"Sea level rise in the past two decades has accelerated faster than previously thought in a sign of climate change threatening coasts from Florida to Bangladesh, a study said on Wednesday."

"The White House announced on Wednesday that it is setting new goals for reducing methane emissions in the oil and gas sector, aiming to cut those releases by 40 to 45 percent from 2012 levels by 2025."