Conservation groups said that if North Dakota does not require more pollution controls, coal plants and petroleum facilities will spew another 72,000 tons of sulfur dioxide and nitrous oxide into the air over a decade.
The conservation groups said if North Dakota fails to require more pollution controls, coal plants and petroleum facilities will spew another 72,000 tons of sulfur dioxide and nitrogen oxide into the air over a decade.
The conservation groups said if North Dakota fails to require more pollution controls, coal plants and petroleum facilities will spew another 72,000 tons of sulfur dioxide and nitrogen oxide into the air over a decade.
North Dakota consistently meets all air quality standards, and state officials project it will meet its haze reduction goals. But the National Park Service says the state is a major polluter and should do more to control emissions.
North Dakota consistently meets all air quality standards, and state officials project it will meet its haze reduction goals. But the National Park Service says the state is a major polluter and should do more to control emissions.