Oregon Gov. Tina Kotek decried any attempt to repeal the 2009 declaration that determined carbon dioxide and other greenhouse gases endanger public health and welfare.

President Donald Trump's administration on Tuesday proposed revoking a scientific finding that has long been the central basis for U.S. action to regulate greenhouse gas emissions and fight climate change.

US Environmental Protection Agency Administrator Lee Zeldin on Tuesday proposed to revoke the 2009 Endangerment Finding, a seminal scientific recommendation in the government's ability to fight climate change,