Novel Trading Program For Air, Water Pollutants May Serve As National Model

California and Nevada are jointly developing the first pollution trading program that involves cross-media contaminants, which observers say could serve as a model for developing similar trading programs in other states. The trading plan is part of a larger effort to develop a pollution reduction strategy known as a total maximum daily load (TMDL) for nitrogen in Lake Tahoe. It could set the stage for air-to-water trading in other areas of the country experiencing nitrogen pollution, such as the Mid-Atlantic's...