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Major Issue Categories
Each potential indicator relates to a specific issue of concern for the United States. The issues in the SDI Inventory fall into several broad categories defined below. The SDI Inventory contains approximately 450 indicators divided amoung 112 issues. Grouping the issues helps organize the large number of potential SDI in the inventory. The categories below do not reflect possible relationships ...
www.hq.nasa.gov

NPC Projects
Towanda Creek and the public access to the creek from the property. The property contains approximately 3,200 feet of frontage along Towanda Creek, providing scenic views of the creek from two public roadways. The easement allows for public access to the creek for fishing, swimming, and other outdoor activities. The ...
www.npcweb.org

NPC Projects
Quality and supports a population of native brook trout. Its heavily wooded valley also provides habitat for a wide variety of birds and mammals. Three couples purchased this 137 acre tract of woodland and old fields which contains approximately 4500 feet of Big Run and subsequently donated a conservation easement on the property to the Conservancy. The property is ...
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Clean Waters Act Section 319 | Polluted Runoff (Nonpoint Source Pollution) | EPA
Section 319 Success Stories: Volume III This 2002 document is the third volume of Section 319 Success Stories. It contains approximately two new stories per state, highlighting some of the additional successes achieved since the 1997 publication. These stories ...
epa.gov

Wetlands Education Materials: Photos | GMPO | US EPA
Materials Photos EPA Wetlands Division Wetlands Education Materials Wetlands Photos The collection of wetlands and wetlands-related photography created from the EPA Wetlands Division’s photography collection. It contains approximately 450 images of wetlands and related watershed images. This collection of wetland images would not have been possible without the contribution of Dave Davis at the U. ...
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Pollution Prevention in the Great Lakes Region
Technical Publications Database U.S. Environmental Protection Agency (EPA) The Techinfo database contains approximately 15,000 references related to pollution prevention and cleaner technologies. Vendor Information Database U.S. Environmental Protection Agency (EPA) VendInfo is a searchable database of ...
www.great-lakes.net

Fish and Fisheries of the Great Lakes Region
U.S. and Canadian agencies and universities in the Great Lakes region of North America. Illinois Natural History Survey Fish Collection Illinois Natural History Survey This collection contains approximately 800,000 catalogued specimens, which makes it about the 15th largest collection of preserved fishes, and the 6th largest collection of Neotropical fishes in North America. Represented ...
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Samancor Chrome Mines Mining Technology
AND RESERVES Samancor's operations are centred on reserves held in the Bushveld layered intrusive complex, which contains approximately 70% of the world's economic chrome ore reserves in the Lower Group (LG) 6 ... -held pneumatic jackleg units. The ore is mined either up-dip or down-dip in rooms approximately 20m wide, with the roof supported by ore pillars. Scrapers haul chromite to ore passes that ...
www.mining-technology.com

Home Construction - Earth-based Techniques
This soil is tamped down until its volume has been compacted by approximately 25 percent. When the earth is stable, the wood or metal form is removed, placed on top of the first layer of the wall, and the process is repeated. The best mixture for rammed earth contains approximately 30 percent clay and 70 percent sand, with a small amount of cement added. These ...
consumerenergycenter.org

MAUNA KEA SCIENCE RESERVE
The present study area contains approximately 11,000 acres and includes a portion of the southern flank of the mountain, and the entire summit region (the zone at approximately the 11,500 foot elevation and higher) of Mauna Kea. Oral History Interviews and Consultation In the ...
envirowatch.org