News tagged with ecological effect
Growing risks from hatchery fish
A newly published collection of more than 20 studies by leading university scientists and government fishery researchers in Alaska, British Columbia, Washington, Oregon, California, Russia and Japan provides ...
May 14, 2012 |
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Diverse catches are better for fishery ecosystems
Fishing for a 'balanced harvest' can achieve productive fisheries as well as environmental conservation, an international scientific team reports today in the journal Science.
Mar 15, 2012 |
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An early spring drives butterfly population declines
Early snow melt in the Colorado Rocky Mountains initiates two chains of events resulting in population decline in the mormon fritillary butterfly, Speyeria mormonia. One effect of snow melt date was readily detectable, but th ...
Mar 15, 2012 |
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Climate change invites alien invaders -- Is Canada ready?
A comprehensive multi-disciplinary synthesis just published in Environmental Reviews reveals the urgent need for further investigation and policy development to address significant environmental, social and economic impact ...
Jan 19, 2012 |
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Dramatic links found between climate change, elk, plants, and birds
Climate change in the form of reduced snowfall in mountains is causing powerful and cascading shifts in mountainous plant and bird communities through the increased ability of elk to stay at high elevations over winter and ...
Jan 10, 2012 |
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Wind farm development can be powerful, as long as proper design is implemented
Wind energy helps alleviate some of the environmental concerns about burning fossil fuels, but wind farms also introduce their own problems related to wildlife conservation, including habitat loss and mortality to birds and ...
Technology / Energy & Green Tech
Oct 26, 2011 |
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If insurance companies pay out too often, farmers will be threatened with ruin in the long term
Insurance can help farmers to survive dry periods. However, it can also result in the long term in overgrazing and therefore threaten their existence if insurance companies pay out in periods of moderate drought ...
Sep 20, 2011 |
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Wind farm in North Sea has positive net impact on fauna
A North-Sea wind farm has hardly any negative effects on fauna. At most, a few bird species will avoid such a wind farm. It turns out that a wind farm also provides a new natural habitat for organisms living ...
Technology / Energy & Green Tech
Aug 08, 2011 |
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Scientists suggest independent monitoring of deep-sea hydrocarbon industry
Writing in the scientific journal Nature, scientists have called for increased discussion of independent monitoring of deep-sea hydrocarbon industry activity with the aim of obtaining a better understanding of its ecolog ...
Space & Earth / Earth Sciences
May 12, 2011 |
3 / 5 (2) |
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Positive ecological change could stem from invasive plants
A team of scientists has discovered that human-introduced, invasive species of plants can have positive ecological effects. Tomás Carlo, an assistant professor of biology at Penn State University, and ...
Feb 11, 2011 |
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Most river flows across the US are altered by land and water management
The amount of water flowing in streams and rivers has been significantly altered in nearly 90 percent of waters that were assessed in a new nationwide USGS study. Flow alterations are a primary contributor to degraded river ...
Nov 03, 2010 |
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As Oil Spill Grows, So Does Need For Data On Health Effects
Since the Deepwater Horizon drilling rig exploded on April 20, spewing untold millions of gallons of oil into the Gulf of Mexico, cleanup crews have been working feverishly to mop up oil at sea and prevent ...
Jun 26, 2010 |
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Spring cold snap helps with stream ecosystem research
A rare April freeze in 2007 provided researchers at the Department of Energy's Oak Ridge National Laboratory with further evidence that climate change could have negative effects on stream and forest ecosystems.
Jul 23, 2009 |
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Anti-biotech groups obstruct forest biotechnology
The potential of forest biotechnology to help address significant social and environmental issues is being "strangled at birth" by the rigid opposition of some groups and regulations that effectively preclude ...
Jun 30, 2009 |
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Amazon carbon sink threatened by drought
The Amazon is surprisingly sensitive to drought, according to new research conducted throughout the world's largest tropical forest. The 30-year study, published today in Science, provides the first solid evidence that d ...
Mar 05, 2009 |
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