Two new tools that enable the public to report sick or dead wild animals could also lead to the detection and containment of wildlife disease outbreaks that may pose a health risk to people.
Environment
Oct 25, 2010
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Elevated concentrations of nitrogen and phosphorus, nutrients that can negatively impact aquatic ecosystems and human health, have remained the same or increased in many streams and aquifers across the Nation since the early ...
Environment
Sep 27, 2010
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Reducing the delivery of nutrients to the Chesapeake Bay is one of the most important components of restoration efforts to achieve a healthy Bay ecosystem. The USGS has developed a new method for tracking the progress toward ...
Environment
Sep 15, 2010
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Earthy or musty odors, along with visual evidence of blue-green algae, also known as cyanobacteria, may serve as a warning that harmful cyanotoxins are present in lakes or reservoirs. In a newly published USGS study of cyanobacterial ...
Environment
Sep 13, 2010
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The first genetic study to compare nuclear DNA of endangered Antillean manatees in Belize with Florida manatees confirmed their designation as separate subspecies. Belize's manatees, however, were found to have extremely ...
Ecology
Sep 13, 2010
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The Potomac River in Washington, D.C. is showing multiple benefits from restoration efforts, newly published research suggests. Reduced nutrients and improved water clarity have increased the abundance and diversity of submerged ...
Environment
Sep 7, 2010
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The use of salt to deice pavement can leave urban streams toxic to aquatic life, according to a new U.S. Geological Survey study on the influence of winter runoff in northern US cities, with a special focus on eastern Wisconsin ...
Environment
Sep 1, 2010
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A distinct decline in horseshoe crab numbers has occurred that parallels climate change associated with the end of the last Ice Age, according to a study that used genomics to assess historical trends in population sizes.
Ecology
Aug 30, 2010
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In the next 50 years, it is estimated that drinking water needs in the Kabul Basin of Afghanistan may increase sixfold due to population increases resulting from returning refugees. It is also likely that future water resources ...
Environment
Jun 16, 2010
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The most detailed national vegetation U.S. land-cover map to date was released today by the U.S. Geological Survey (USGS). The map will enable conservation professionals to identify places in the country with sufficient habitat ...
Environment
Jun 14, 2010
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