The challenge of making concrete greener—reducing its sizable carbon footprint without compromising performance—is just like the world's most ubiquitous manufactured material—hard!
Apr 04, 2013
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Geologic carbon storage is the separation and capture of carbon dioxide (CO2) from large stationary sources, such as power plants, followed by injection into deep geologic formations. Long-term storage of ...
Mar 05, 2013
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More than 140 countries agreed Saturday on a ground-breaking treaty to rein in the use and emission of health-hazardous mercury, the UN said, but environmental activists lamented it did not go far enough.
Jan 19, 2013
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Crisis-weary developed countries' reluctance to help finance a ground-breaking international treaty to rein in the use of health-hazardous mercury is threatening the accord, UN officials warned Thursday.
Jan 17, 2013
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Cement production is responsible for 5% of carbon dioxide emissions. If we are to invent a "green" cement, we need to understand in more detail the legendary qualities of traditional Portland cement. A research group partly ...
Dec 20, 2012
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Researchers in Quebec are developing a process that would see steel, coal and cement plants as well as oil and gas facilities remove most of the carbon dioxide (CO2) from their emissions through chemical reactions with various ...
Dec 06, 2012
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Every year several millions of tons of building rubble are produced. An efficient way of recycling concrete – the building material of the 20th and 21st century – does not yet exist. Researchers are working ...
Oct 01, 2012
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When Savannah River Nuclear Solutions Area Completions Projects personnel sealed the site's massive P and R reactors, a suite of technologies and services from DOE's Savannah River National Laboratory (SRNL) ...
Sep 25, 2012
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The Philippines' largest gold mine said Tuesday it was struggling to contain a waste spillage from its tailings dam which has forced it to suspend operations for the past month.
Sep 04, 2012
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French energy giant Total said Monday it had successfully plugged a gas leak at a North Sea platform that cost the firm hundreds of millions of dollars and threatened to trigger a major explosion.
May 21, 2012
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(Phys.org) -- No matter if it is a giant complex, a high-rise, or an underground project, modern architecture cannot get along without concrete. The component in concrete that holds the other components together ...
Apr 23, 2012
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(Phys.org) -- While the largest contributor to anthropogenic greenhouse gas emissions is the power industry, the second largest is the more often overlooked cement industry, which accounts for 5-6% of all ...
Apr 10, 2012
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Drexel engineers have found a way to improve upon ordinary Portland cement (OPC), the glue that's bonded much of the world's construction since the late 1800s. In research recently published in Cement and Concrete Composites ...
Feb 21, 2012
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(PhysOrg.com) -- Michigan State University researchers have found that by mixing ground waste glass into the cement that is used to make concrete, the concrete is stronger, more durable and more resistant ...
Feb 21, 2012
4.9 / 5 (9)
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Hydraulic fracturing of shale formations to extract natural gas has no direct connection to reports of groundwater contamination, based on evidence reviewed in a study released Thursday by the Energy Institute at The University ...
Feb 16, 2012
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