ACTIVISTS THREATEN LAWSUIT TO FORCE INTERSTATE MERCURY CONTROLS

Environmentalists in Idaho are negotiating with Nevada officials to control mercury releases from mining operations that allegedly cross state boundaries, threatening that failure to reach an agreement could prompt a lawsuit under the Clean Air Act. Nevada officials say a three-year-old voluntary program to reduce mercury emissions has had significant success, but acknowledge that there has been confusion over pollution levels reported by mining operations in the state. The environmental groups argue that mercury water pollution in Idaho has been...