News tagged with water clarity
Potomac tops conservation group's list of endangered rivers
The Potomac River is much healthier today than it was 40 years ago, when its chemical-laced, sewage-laden waters helped inspire the 1972 Clean Water Act. But the Washington waterway still has a long way to go, as suggested ...
May 21, 2012 |
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Lake Tahoe water clarity improved in 2011
(PhysOrg.com) -- Lake Tahoe clarity improved in 2011, but overall has remained nearly stable since 2000, according to UC Davis scientists who study the lake.
Mar 01, 2012 |
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Climate change, algae lessen Lake Tahoe's clarity
(PhysOrg.com) -- Lake Tahoe clarity dropped in 2010, but the rate of decline in clarity over the past decade remains slower compared with previous decades, according to UC Davis scientists who have monitored the lake for ...
Aug 15, 2011 |
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Potomac River: 10-fold increase in native submerged vegetation reflects improved water quality
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 ...
Sep 07, 2010 |
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Lake Tahoe Clarity Continues to Hold Steady in 2008
(PhysOrg.com) -- The waters of Lake Tahoe were clear to an average depth of 69.6 feet in 2008, according to UC Davis scientists who have monitored the lake since 1968. That keeps the clarity measurement in the range where ...
Mar 19, 2009 |
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