Tag

ecosystems

Seaweed forests could help power tropical islands

Harvesting seaweed ‘forests’ and feeding them into large underwater digesters could one day meet the world’s energy needs, with nine per cent of the ocean floor being enough to replace fossil fuels entirely, according to an ambitious idea. ADVERTISEMENT Even a more i
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NASA study finds Arctic melt is now 15 days longer than 30 years ago

The length of the melt season for Arctic sea ice is growing by several days each decade, and an earlier start to the melt season is allowing the Arctic Ocean to absorb enough additional solar radiation in some places to melt as much as four feet of the Arctic ice cap’s thickness, acco
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American’s energy usage jumps in 2013

Despite many individual efforts to decrease energy usage for 2013 increased by 2.3 Quadrillion thermal units over the previous year. These statistics have been monitored and presented by the Lawrence Livermore National Laboratory (LLNL) in the most recent energy flow charts measuring
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A sooner Spring and a later Autumn suggests the new normal

A study by the University of Southampton suggests that on average the end of Autumn is taking place later in the year and Spring is starting slightly earlier. A team of researchers examined satellite imagery covering the northern hemisphere over a 25-year period (1982 – 2006), a
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EPA and Army Corps of Engineers Release New Rule to Protect Waterways

PLEASE “LIKE” ENN’s new Facebook page! <!– –> The Environmental Protection Agency and U.S. Army Corps of Engineers released a proposed rule this week to clarify which waterways are protected under the Clean Water Act. ADVERTISEMENT Two Supreme Court
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Antarctic ice study reveals accelerated sea level rise

Six massive glaciers in West Antarctica are moving faster than they did 40 years ago, causing more ice to discharge into the ocean and global sea level to rise, according to new research. ADVERTISEMENT The amount of ice draining collectively from those half-dozen glaciers increased by
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Horses threaten panda population

Pandas rely upon a specific diet and habitat. They typically live far away from human populations on gently sloping hillsides. Their diet is made up of exclusively bamboo. China invests billions to protect its panda habitat and conserve the 1,600 remaining endangered supported by this
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Grocery giant commits to zero-deforestation policy for palm oil sourcing

Safeway has become the latest company to establish a policy that excludes deforestation-linked palm oil from its products. ADVERTISEMENT Safeway Inc. (NYSE: SWY), the second biggest U.S. grocery chain, made the commitment in response to a shareholder proposal by the New York State Com
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Air pollution, now the world’s single largest environmental risk

The World Health Organization today released mortality data from 2012 estimating that around 7 million people (one person in eight) died globally that year as a result of air pollution exposure. This finding more than doubles previous estimates and confirms that air pollution is now t
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EPA and Army Corps bring clarity to Clean Water Act Expansion proposal

In a joint document the EPA and the Army Corps of Engineers released a proposed rule to clarify protections provided by the Clean Water Act. Following Supreme Court decisions in 2001 and 2006, there has been much confusion about definitions within the Act and applicability.  The propo
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