Environmentalists file suit over Trump EPA’s cost-benefit rule

A coalition of three environmental groups is suing EPA over its Trump-era rule revising how the agency accounts for the costs and benefits of air regulations, which critics say would systematically undervalue the benefits of reducing pollution and discourage the agency from adopting stringent emissions rules to protect public health. California Communities Against Toxics, Natural Resources Defense Council (NRDC) and the Sierra Club filed suit Jan. 25 in the U.S. Court of Appeals for the District of Columbia Circuit against...