Trump revokes basis of US climate regulation, ends vehicle emission standards

VALERIE VOLCOVICI and DAVID SHEPARDSON / REUTERS – The administration of President Donald Trump on Thursday announced the repeal of a scientific finding that greenhouse gas emissions endanger human health, and eliminated federal tailpipe emissions standards for cars and trucks.

It is the most sweeping climate change policy rollback by the administration to date, after a string of regulatory cuts and other moves intended to unfetter fossil fuel development and stymie the rollout of clean energy …