News tagged with water ecosystems
Study reveals pesticide approval processes don't protect river biodiversity
(Phys.org) -- The results of an international study, using data from globally available field research, indicate that current pesticide approval procedures do not adequately protect the environment.
Jun 01, 2012 |
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Fighting ecological invaders efficiently
Siemens is using a special water-treatment technique to make ship traffic more environmentally friendly. By disinfecting the ballast water in ships, a system named Sicure protects marine environments from ...
May 11, 2012 |
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Environmental index could save rural communities
A new approach to environmental monitoring could avert ruin for some of the world's poorest communities.
Apr 23, 2012 |
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Climate change doubles cost of conserving nature
Climate change will make conservation of biodiversity, and all the associated human benefits such as clean water and clean air, more challenging and expensive, with costs increasing by more than 100 percent ...
Apr 17, 2012 |
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Long-term research reveals causes and consequences of environmental change
As global temperatures rise, the most threatened ecosystems are those that depend on a season of snow and ice, scientists from the nation's Long Term Ecological Research (LTER) Network say."The vulnerability o ...
Apr 06, 2012 |
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Study confirms oil from Deepwater Horizon disaster entered food chain in the Gulf of Mexico
Since the explosion on the BP Deepwater Horizon drilling rig in the Gulf of Mexico on April 20, 2010, scientists have been working to understand the impact that this disaster has had on the environment. For ...
Mar 20, 2012 |
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Mesquite trees displacing Southwestern grasslands
As the desert Southwest becomes hotter and drier, semi-arid grasslands are slowly being replaced by a landscape dominated by mesquite trees, such as Prosopis velutina, and other woody shrubs, a team of University ...
Mar 18, 2012 |
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Smithsonian NEMESIS tracks marine invaders online
Mitten crabs, zebra mussels and rock vomit: These and hundreds of other non-native species have invaded coastal regions throughout the United States, often causing dramatic changes to coastal ecosystems and ...
Mar 12, 2012 |
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Coastal storms have long-reaching effects, study says
Coastal storms are known to cause serious damage along the shoreline, but they also cause significant disruption of the deep-sea ecosystem as well, according to a study of extreme coastal storms in the Western Mediterranean ...
Jan 25, 2012 |
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Cliffhanging corals avoid trawler damage
Bottom trawling fishing boats have devastated many cold water coral reefs along the margin of the North East Atlantic Ocean. Now, researchers have found large cold water coral colonies clinging to the vertical ...
Jan 20, 2012 |
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Hearty bacteria help make case for life in the extreme
(PhysOrg.com) -- The bottom of a glacier is not the most hospitable place on Earth, but at least two types of bacteria happily live there, according to researchers.
Jan 19, 2012 |
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Conserving biodiversity could benefit the world's poor
Land areas that are a priority for wildlife conservation provide relatively high levels of ecosystem services such as pollination, water purification, food production, and climate regulation, so safeguarding them is expected ...
Jan 12, 2012 |
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CO2 bonds in sea ice: Small living creatures with major impact
Due to the presence of salts, the freezing point of sea water is below zero. During freezing, channels in which the salt accumulates, so-called "brine channels," are formed in the ice. They serve as a habitat ...
Space & Earth / Earth Sciences
Nov 11, 2011 |
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NOAA greenhouse gas index continues to climb
NOAA's updated Annual Greenhouse Gas Index (AGGI), which measures the direct climate influence of many greenhouse gases such as carbon dioxide and methane, shows a continued steady upward trend that began with the Industrial ...
Nov 09, 2011 |
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How do green algae react to carbon nanotubes?
Nanoparticles such as carbon nanotubes (CNT), which are found in an ever-increasing number of products, are ending up more and more frequently in our surroundings. If and how they affect aquatic ecosystems ...
Nanotechnology / Nanomaterials
Nov 04, 2011 |
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