News tagged with water ecosystems
Researchers call for nitrogen and phosphorus reductions to combat eutrophication in aquatic systems
Feb 19, 2009 |
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An international group of scientists is renewing calls for policymakers to reduce both nitrogen and phosphorus when attempting to alleviate eutrophication - or nutrient pollution problems - in fresh and coastal waters. In ...
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Silica algae reveal how ecosystems react to climate changes
Mar 09, 2009 |
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A newly published dissertation by Linda Ampel from the Department of Physical Geography and Quaternary Geology at Stockholm University in Sweden examined how rapid climate changes during the most recent ice ...
What we don’t know still hurts us, environmental researchers warn
Jan 29, 2009 |
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Knowledge gaps continue to hobble scientists' assessments of the environment, a Michigan State University researcher and colleagues warn. Their warning follows sobering conclusions drawn from what they do know and could help ...
Slight changes in climate may trigger abrupt ecosystem responses
Jan 16, 2009 |
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Some of these responses, including insect outbreaks, wildfire, and forest dieback, may adversely affect people as well as ecosystems and their plants and animals.
Nutrient Pollution Chokes Marine and Freshwater Ecosystems
Biology /
Feb 19, 2009 |
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Protecting drinking water and preventing harmful coastal "dead zones", as well as eutrophication in many lakes, will require reducing both nitrogen and phosphorus pollution. Because streams and rivers are ...
Exotic timber plantations found to use more than twice the water of native forests
Sep 15, 2009 |
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Ecologists have discovered that timber plantations in Hawaii use more than twice the amount of water to grow as native forests use. Especially for island ecosystems, these findings suggest that land management ...
Study provides new insights into marine ecosystems and fisheries production
Sep 30, 2009 |
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NOAA and Norwegian researchers recently completed a comparative analysis of marine ecosystems in the North Atlantic and North Pacific to see what factors support fisheries production, leading to new insights that could improve ...
Study first to show evolution's impact on ecosystems
Apr 01, 2009 |
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Scientists have come to agree that different environments impact the evolution of new species. Now experiments conducted at the University of British Columbia are showing for the first time that the reverse is also true.
Great Lake's sinkholes host exotic ecosystems
Feb 24, 2009 |
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Researchers are exploring extreme conditions for life in a place not known for extremes.
Marine ecosystems get a climate form guide
Nov 27, 2009 |
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(PhysOrg.com) -- The first-ever Australian benchmark of climate change impacts on marine ecosystems and options for adaptation is being released in Brisbane today.
Water webs connect spiders, residents in Southwest
Jun 25, 2009 |
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(PhysOrg.com) -- If you are a cricket and it is a dry season on the San Pedro River in Arizona, on your nighttime ramblings to eat leaves, you are more likely to be ambushed by thirsty wolf spiders, or so ...
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