@book {10564,
	title = {Code Red! : America{\textquoteright}s Five Most Polluted National Parks},
	year = {2004},
	pages = {21},
	publisher = {Appalachian Voices},
	organization = {Appalachian Voices},
	keywords = {Air pollution, Conservation},
	author = {Ayers, Harvard and Oakes, Joy}
}
