Trump rollbacks for fossil fuel industries carry steep cost

Plaquemines Parish Coastal Zone Director P.J. Hahn rescues a heavily oiled bird from the waters of Barataria Bay, La., on June 26, 2010. (AP Photo/Gerald Herbert, File)

A Whiting Petroleum Co. pump jack pulls crude oil from the Bakken region of the Northern Plains near Bainville, Mont., on Nov. 6, 2013. (AP Photo/Matthew Brown, File)

BILLINGS, Mont. — As the Trump administration rolls back environmental and safety rules for the energy sector, government projections show billions of dollars in savings reaped by companies will come at a steep cost: more premature deaths and illnesses from air pollution, a jump in climate-warming emissions and more severe derailments of trains carrying explosive fuels.