Tongass National Forest (N.F.), Tuxekan Island Timber Sale(s)
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Page : 416 pages
File Size : 23,10 MB
Release : 2007
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Page : 416 pages
File Size : 23,10 MB
Release : 2007
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Page : 456 pages
File Size : 16,21 MB
Release : 2010
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Author : Harlan D. Unrau
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Page : 478 pages
File Size : 45,2 MB
Release : 1994
Category : Alaska
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Author : National Research Council
Publisher : National Academies Press
Page : 611 pages
File Size : 37,30 MB
Release : 2009-03-17
Category : Nature
ISBN : 0309125391
The rapid conversion of land to urban and suburban areas has profoundly altered how water flows during and following storm events, putting higher volumes of water and more pollutants into the nation's rivers, lakes, and estuaries. These changes have degraded water quality and habitat in virtually every urban stream system. The Clean Water Act regulatory framework for addressing sewage and industrial wastes is not well suited to the more difficult problem of stormwater discharges. This book calls for an entirely new permitting structure that would put authority and accountability for stormwater discharges at the municipal level. A number of additional actions, such as conserving natural areas, reducing hard surface cover (e.g., roads and parking lots), and retrofitting urban areas with features that hold and treat stormwater, are recommended.
Author : Timothy J. Sullivan
Publisher : CRC Press
Page : 565 pages
File Size : 17,16 MB
Release : 2017-02-03
Category : Science
ISBN : 1351671928
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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Page : 796 pages
File Size : 46,76 MB
Release : 2002-07
Category : Government publications
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Page : 476 pages
File Size : 44,52 MB
Release : 2006-03
Category : Administrative law
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Author : R. N. Gibson
Publisher : CRC Press
Page : 362 pages
File Size : 27,25 MB
Release : 2011-06-22
Category : Science
ISBN : 1040061419
Increasing interest in oceanography and marine biology and its relevance to global environmental issues continues to create a demand for authoritative reviews summarizing recent research. Now in its 49th volume, Oceanography and Marine Biology has addressed this demand for almost 50 years. This annual review considers the basics of marine research, special topics, and emerging new areas. Regarding the marine sciences as a unified field, the text features contributors who are actively engaged in biological, chemical, geological, and physical aspects of marine science. Including color inserts and extensive reference lists, this series is essential for researchers and students in all fields of marine science.
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Page : 32 pages
File Size : 46,80 MB
Release : 2003
Category : Hydrology
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Page : 116 pages
File Size : 14,51 MB
Release : 2004
Category : Forest management
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