Archaeological evidence at major risk in wetlands
Important archaeological remains at wetland sites across the world could be at immediate risk, say scientists at the University of York.
Important archaeological remains at wetland sites across the world could be at immediate risk, say scientists at the University of York.
Environment
Oct 31, 2016
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Key factors have been identified that help determine the vulnerability of public-supply wells to contamination. A new USGS report describes these factors, providing insight into which contaminants in an aquifer might reach ...
Environment
Aug 5, 2013
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Why is Mars cold and dry? While some recent studies hint that early Mars may have never been wet or warm, many scientists think that long ago, Mars once had a denser atmosphere that supported liquid water on the surface. ...
Space Exploration
Sep 13, 2012
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(PhysOrg.com) -- The strikingly banded rocks scattered across the upper Midwest and elsewhere throughout the world are actually ambassadors from the past, offering clues to the environment of the early Earth more than 2 billion ...
Earth Sciences
Oct 11, 2009
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