States and regional organizations have been in the forefront of programs to address climate change in the United States. The Supreme Court's decision in Massachusetts v. Environmental Protection Agency means that a strong federal response is now also inevitable. Expeditious implementation of a...

The debate about how to regulate has all but ignored the most fundamental question of all - what to regulate. This article analyzes similarities and differences in the lists of regulated toxic and hazardous pollutants under five statutes the Clean Air Act, the Clean Water Act, the Resource...