Legal experts say it's a marked departure from the agency’s historic purpose to protect human health and the environment. “It's an all out assault on climate regulation and environmental and public health protections,” says Michael Burger, director of the Sabin Center for Climate Change Law at Columbia University.

ABC News’ Stephanie Ramos talks to former EPA Administrator Gina McCarthy on the Trump administration’s rollback of clean air and water protections.

The Trump administration announced a blitz of pollution and climate regulation rollbacks at the U.S. Environmental Protection Agency that target, among other things, the agency’s landmark finding that greenhouse gas emissions harm public health.

This week the EPA announced the rollback of a wide swath of regulations, many of which could worsen air quality. Experts say that could have implications for health.

The Environmental Protection Agency (EPA) has announced a sweeping rollback of key environmental regulations, a move that has sparked strong opposition from environmental advocates and public health officials.

The man said he was locked in an eight-by-nine-foot room and was fed two sandwiches a day with two cups of water for years, according to a police affidavit in Connecticut. Donald Trump continues to insist any economic issues are not his fault.