Download or read book Effects of Snowmobile Use on Snowpack Chemistry in Yellowstone National Park 1998 written by George P. Ingersoll and published by . This book was released on 1999 with total page 40 pages. Available in PDF, EPUB and Kindle. Book excerpt:

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Download or read book Water resources Investigations Report written by and published by . This book was released on 1999 with total page 262 pages. Available in PDF, EPUB and Kindle. Book excerpt:

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Download or read book Wilderness Science in a Time of Change Conference written by and published by . This book was released on 2000 with total page 292 pages. Available in PDF, EPUB and Kindle. Book excerpt:

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Download or read book Air Pollution and Its Impacts on U S National Parks written by Timothy J. Sullivan and published by CRC Press. This book was released on 2017-02-03 with total page 565 pages. Available in PDF, EPUB and Kindle. Book excerpt: A variety of air pollutants are emitted into the atmosphere from human-caused and natural emissions sources throughout the United States and elsewhere. These contaminants impact sensitive natural resources in wilderness, including the national parks. The system of national parks in the United States is among our greatest assets. This book provides a compilation and synthesis of current scientific understanding regarding the causes and effects of these pollutants within national park lands. It describes pollutant emissions, deposition, and exposures; it identifies the critical (tipping point) loads of pollutant deposition at which adverse impacts are manifested.

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Download or read book The Ecology of Transportation Managing Mobility for the Environment written by John Davenport and published by Springer Science & Business Media. This book was released on 2006-06-30 with total page 402 pages. Available in PDF, EPUB and Kindle. Book excerpt: This volume reviews the ecological effects of road, rail, marine and air transport. The focus ranges from identification of threats and repair of damaging effects to design of future transport systems that minimize environmental degradation. The scope of coverage extends from small ecosystems to the planet as a whole. Experts from a variety of disciplines address the topic, expressing views across the spectrum from deep pessimism to cautious optimism.

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Download or read book Crater Lake National Park N P General Management Plan written by and published by . This book was released on 2005 with total page 288 pages. Available in PDF, EPUB and Kindle. Book excerpt:

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