May 27, 2014
The D.C. Circuit on Tuesday backed the U.S. Environmental Protection Agency's decision to stick with existing acid rain protections amid concerns over a proposed formula measuring its effects, rejecting environmental groups' claims that the agency was obliged under the Clean Air Act to craft stricter acid rain rules.
October 10, 2013
The U.S. Environmental Protection Agency must set new acid rain protections despite claims of scientific uncertainty as there is enough evidence to warrant stricter standards, three conservation groups told a D.C. Circuit panel on Thursday.