An army of road sweepers and refuse collectors keep the streets clean in the heart of Hong Kong—but on the outskirts, growing mountains of waste are testament to what campaigners say is an environmental crisis.
Environment
May 3, 2013
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University of Granada researchers have successfully manufactured self-compacting concrete using ash from the combustion of olive pruning residue pellets. Due to its plasticity and cohesion, this type of concrete needs no ...
Engineering
May 2, 2013
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Australian scientists have devised a way to model polluted groundwater with computer simulation – and better protect the Earth's main fresh water supply.
Environment
Apr 10, 2013
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Europe's tyre waste production is 3 million tonnes per year. Currently 65% to 70% of used tyres end up in landfills. Not only are they causing environmental damage, but a loss of added value in the form of new products that ...
Energy & Green Tech
Apr 4, 2013
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Teresita Mabignay does her ironing using free electricity on the slope of a garbage dump, an unlikely beneficiary of efforts to turn the Philippines' growing rubbish problems into a clean-energy windfall.
Energy & Green Tech
Mar 27, 2013
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To plant food, insect repellant and other homespun uses for spent coffee grounds, scientists are adding an application that could make the gunk left over from brewing coffee a valuable resource for production of dietary supplements. ...
Biochemistry
Jan 9, 2013
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Living close to an active landfill site reduces house prices by 2.6% and the cost to home owners can still be counted two decades after the facility has shut, new research shows.
Economics & Business
Jan 2, 2013
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Do you have any idea what happens to the tires when you junk your car? I didn't think so. What about the 1.2 million tires on the 300,000 cars that are in the Hertz rental car fleet at any one time? I didn't think you had ...
Energy & Green Tech
Nov 6, 2012
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(Phys.org)—Every year approximately 3 billion tonnes of waste are generated in the European Union. But not everything that gets thrown away is necessarily junk; in fact as one European research project is proving, one person's ...
Energy & Green Tech
Oct 25, 2012
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The European Commission said Wednesday it was hauling Italy back to court to seek a large fine after the country failed to clear up more than 250 landfills, some of them holding hazardous waste.
Environment
Oct 24, 2012
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