FILE - In this Sept. 28, 2016, file photo, vintage cars line a property after the Loma fire burned through Loma Chiquita Road near Morgan Hill, Calif. As President Donald Trump touts new oil pipelines and pledges to revive the nation's struggling coal mines, federal scientists are warning that burning fossil fuels is already driving a steep increase in the United States of heat waves, droughts and floods. (AP Photo/Noah Berger, File)