News tagged with natural ecosystem
They're alive! Megacities breathe, consume energy, excrete wastes and pollute
Aug 18, 2009 |
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A scientific trend to view the world's biggest cities as analogous to living, breathing organisms is fostering a deep new understanding of how poor air quality in megacities can harm residents, people living ...
Cape tulips -- pretty but pests in pastures
Aug 17, 2009 |
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CSIRO and the Department of Agriculture and Food Western Australia (DAFWA) are collaborating to try to outwit one of southern Australia's worst agricultural weeds.
Non-native lionfish reaches Keys, and industries brace for this 'perfect predator'
Jan 22, 2009 |
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Becky Fowler was shipwreck-diving 66 feet below the surface, exploring a watery paradise, when she came face to face with a 4-inch-long, zebra-striped Cujo of the deep.
Search results for natural ecosystem
Ecologists report quantifiable measures of nature's services to humans
Feb 02, 2009 |
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The idea of ecosystem services is a promising conservation concept but has been rarely put into practice. In a special issue of the journal Frontiers in Ecology and the Environment, researchers use novel tools to report some o ...
Scientists warn restoration-based environmental markets may not improve ecosystem health
Jul 30, 2009 |
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While policymakers across of the globe are relying on environmental restoration projects to fuel emerging market-based environmental programs, an article in the July 31 edition of Science by two noted ecologists warns that t ...
How much is nature worth?
Nov 13, 2009 |
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How much is nature worth? £1 billion? £100 billion? £1 trillion? The loss of our forests and biodiversity in general could cost us between £1.2-2.8 trillion a year, according to Pavan Sukhdev, who is giving ...
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.
Scientists say biodiversity is crucial to ecosystem productivity
Apr 24, 2008 |
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In the first experiment involving a natural environment, scientists at Brown University have shown that richer plant diversity significantly enhances an ecosystem's productivity. The finding underscores the ...
Human Impacts and Environmental Factors Are Changing the Northwest Atlantic Ecosystem
Aug 31, 2009 |
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(PhysOrg.com) -- Fish in U.S. waters from Cape Hatteras to the Canadian border have moved away from their traditional, long-time habitats over the past four decades because of fundamental changes in the regional ...
Evaluating ecosystem services
Aug 05, 2008 |
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Environmental conservation efforts have traditionally focused on protecting individual species or natural resources. Scientists are discovering, however, that preserving the benefits that whole ecosystems provide to people ...
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 ...
Eat up all of your Brussels sprouts -- unless you're an aphid
Biology /
Feb 07, 2008 |
4 / 5 (2) |
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Aphids that eat Brussels sprouts are smaller than normal and live in undersized populations, which has a negative knock-on effect up the food chain according to new research published today in Science.
List of search results for natural ecosystem
