The Boston Globe, June 25th, 1991
FOR YEARS, A LOCAL POWER plant has been taking the rap for the severe visibility problems that plague Grand Canyon National Park. But, a study indicates the smog that swallows the Grand Canyon comes for the most part from Los Angeles, more than 240 miles west of the park. On clear days, park visibility is 150 miles and views are awesome; on bad days, the Grand Canyon becomes the grand cliff, because the other rim vanishes in a cottony haze. Most people, including the federal Environmental Protection Agency, had been convinced that the culprit was the Navajo Generating Station, a coal-burning p...
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