The regulation of carbon monoxide has been one of the great success stories in air pollution control. While more than 90 percent of the locations with carbon monoxide monitors were in violation in 1971, today the number of monitors showing violations has fallen to only a few, on a small number of days and mainly in areas with unique meteorological and topographical conditions.
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भाषा अंग्रेज़ी ● स्वरूप PDF ● पेज 214 ● ISBN 9780309508865 ● प्रकाशक National Academies Press ● प्रकाशित 2003 ● डाउनलोड करने योग्य 3 बार ● मुद्रा EUR ● आईडी 7146005 ● कॉपी सुरक्षा Adobe DRM
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