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.
Cumpărați această carte electronică și primiți încă 1 GRATUIT!
Limba Engleză ● Format PDF ● Pagini 214 ● ISBN 9780309508865 ● Editura National Academies Press ● Publicat 2003 ● Descărcabil 3 ori ● Valută EUR ● ID 7146005 ● Protecție împotriva copiilor Adobe DRM
Necesită un cititor de ebook capabil de DRM