The House heard testimony from former EPA Administrators Christine Todd Whitman and Carol Browner shortly before the Senate confirmed Michael Regan.

Connecticut officials and gasoline trade associations squared off over the Transportation and Climate Initiative Program during a public hearing.

Virginia sold $43.6 million in carbon dioxide allowances in its first RGGI auction since joining the cap-and-invest program in January.

A Washington state cap-and-trade bill designed to cut greenhouse gases and aid low-income residents faces a key vote Feb. 25.

The Colorado AQCC enacted the nation’s strictest rules around methane emissions from the pneumatic controllers used in oil and gas production facilities.

The Paris Agreement target of cutting carbon emissions by 1% annually should be increased to 1.8%, according to a University of Washington study.

U.S. greenhouse gas emissions dropped by 9% in 2020, but experts say a repeat performance is unlikely.

Connecticut Gov. Ned Lamont outlined a three-pronged approach to addressing climate change and it includes a goal of zero-carbon electric supply by 2040.

The market for bonds that address climate change is flourishing, with issuances that now exceed $1 trillion, but that still falls short of what is needed.

Washington Gov. Jay Inslee spoke with RTO Insider about his priorities for his third term in office, including his climate change-oriented agenda.