EPA's pending final greenhouse gas (GHG) rules for power plants and a regulation to define the scope of the Clean Water Act (CWA) lead the agency's broad rulemaking agenda for 2015, which also includes a host of other proposed and final air, water, waste, toxics and other policies that could affect a wide range of industrial sectors. Many of the regulations due for release this year are expected to face legal challenges from environmentalists, industry groups, states and others, as...