"'Get your popcorn ready,' writes Judith Curry, one of four witnesses who will testify before the House Science Committee on climate change science next Wednesday."

"President Donald Trump is set to sign a sweeping executive order on Tuesday aimed at promoting domestic oil, coal and natural gas by reversing much of his predecessor’s efforts to address climate change."

"California’s clean-air agency voted on Friday to push ahead with stricter emissions standards for cars and trucks, setting up a potential legal battle with the Trump administration over the state’s plan to reduce planet-warming gases."

"InsideClimate News and Climate Central have dominated U.S. climate journalism, but The New York Times and Washington Post now are trying to catch up."

"Exxon Mobil can’t locate a year’s worth of emails from an alias account used by former CEO Rex Tillerson, now the secretary of state."

"The cost to implement tough fuel-efficiency standards for cars imposed by the Obama administration for the first half of the next decade could be up to 40 percent lower than previously estimated using existing conventional technologies, according to a report from a nonprofit group released on Wednesday."

"California's air quality board voted unanimously on Thursday to approve methane regulations touted as the strictest adopted yet in the United States for controlling emissions of the second-most prevalent greenhouse gas in the atmosphere."

"Dozens of companies and organizations are pleading with Congress to save the popular Energy Star program for appliances and other products, rejecting President Trump’s proposal to eliminate it."

"A deadline of March 31 is set for Tillerson's alias emails to be given to New York's attorney general, along with an explanation why they were withheld."

"Floating sea ice at the top of the world has set another troubling record for its low spatial extent, shattering a prior record set just two years ago for this key component of the planet’s climate system."