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hadi salman
June 14, 2013 11:06AM

i ask did demulsifier cause damage to catalysis in refinery process with referen...
hadi salman
June 14, 2013 11:06AM

i want ask about catalysis
Erich Knight
June 08, 2013 05:06AM

The Clovis people & the Younger Dryas knocked out 80% of large land mammals ...
SATHISH KOKKULA
June 04, 2013 08:06PM

Very clear and concise information.

Parks & Public Lands

Parks & Public Lands

    • Histria Featured Article Histria Histria

      Situated near the Black Sea in the Dobrogea region, Histria is the oldest town in present day Romania,  With clear Neolithic roots, the first substantial... More »

    • Poverty and National Parks Featured Article Poverty and National Parks Poverty and National Parks

        Many poor people live around national parks in developing countries. Does that mean that these parks are contributing to their poverty? Living on the Edge of... More »

    • Strategy for America's Great Outdoors Featured Article Strategy for America's Great Outdoors Strategy for America's Great Outdoors

      Presidential Memorandum April 16, 2010 Read the Full Presidential Memorandum Americans are blessed with a vast and varied natural heritage. From mountains to deserts and... More »

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Everglades National Park, United States Last Updated on 2012-12-26 at 23:20 The Everglades National Park (25°19' N-80°56' W) is a World Heritage Site in South Florida, USA. This unique marshland on the southern tip of Florida is known... More »
Poverty and National Parks Last Updated on 2012-08-21 at 23:31   Many poor people live around national parks in developing countries. Does that mean that these parks are contributing to their poverty? Living on the Edge of... More »
Burnt Cape Last Updated on 2012-07-29 at 03:11 The Burnt Cape is a limestone barren headland on the extreme northwest of the Northern Peninsula of Newfoundland, Canada. The prevailing harsh cold climate and [calcareous]... More »
Shark Bay, Australia Last Updated on 2012-07-14 at 23:10 Shark Bay (24°44'S-27°16'S, 112°49'E-114°17'E) is a World Heritage Site situated over 800 kilometers (km) north of Perth, on the westernmost... More »
Comments Sought: Forest Service Land Management... Last Updated on 2012-07-09 at 21:18 USDA Forest Service Unveils Proposed Planning Rule to Provide Science-Based Framework to Support Healthy Forests and Communities Forest Service Seeks Public Comment on... More »
Ramsar Wetlands of International Importance in Malaysia Last Updated on 2012-06-22 at 05:42 Introduction The Convention on Wetlands, known as the Ramsar Convention is an intergovernmental treaty, signed in Ramsar, Iran in 1971 "that embodies the... More »
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