Princeton University

Trump win raises questions about US pledge in climate deal

The election of a U.S. president who has called global warming a "hoax" alarmed environmentalists and climate scientists and raised questions Wednesday about whether America, once again, would pull out of an international climate deal.

Several scientists warned that Earth will likely reach dangerous levels of warming if President-elect Donald Trump fulfills his campaign pledges to undo the Obama administration's climate policies.

Many people at U.N. climate talks in Morocco said it's now up to the rest of the world to lead efforts to rein in greenhouse gas emissions. Others held out hope that Trump would change his stance and honor U.S. commitments under the...