News tagged with pavement
EPA's new green parking lot allows scientists to study permeable surfaces that may help the environment
Oct 28, 2009 |
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Paved parking lots and driveways make our lives easier, but they often create an easy pathway for pollutants to reach underground water sources and alter the natural flow of water back into the ground. The U.S. Environmental ...
Pavement sealcoat a source of toxins in stormwater runoff
Apr 08, 2009 |
5 / 5 (3) |
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Driveways and parking lots may look better with a layer of sealcoat applied to the pavement, but the water running off the surface into nearby streams will be carrying more than just oxygen and hydrogen molecules. ...
Search results for pavement
Large source of nitrate, a potential water contaminant, found in near-surface desert soils
Feb 29, 2008 |
4.4 / 5 (10) |
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A UC Riverside-led study in the Mojave Desert, Calif., has found that soils under “desert pavement” have an unusually high concentration of nitrate, a type of salt, close to the surface. Vulnerable to erosion ...
Concrete experiment may eliminate storm drains
Jun 15, 2009 |
4.7 / 5 (12) |
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Shoreview, Minn., is betting on a new "green" concrete paving method that lets rainwater pass right through the street surface to prevent damaging runoff.
Research paves way for better roads
Apr 28, 2008 |
3.8 / 5 (17) |
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The next generation of asphalt and concrete pavements used to build and rebuild roads, bridges and other paved surfaces in much of the world likely will be based on a design guide produced by researchers in ...
Urban trees enhance water infiltration
Nov 19, 2008 |
4.8 / 5 (9) |
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Global land use patterns and increasing pressures on water resources demand creative urban stormwater management. Traditional stormwater management focuses on regulating the flow of runoff to waterways, but generally does ...
Invention could help reduce highway repairs
Sep 22, 2008 |
4.5 / 5 (14) |
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(PhysOrg.com) -- Ohio University has licensed a new device that tests the durability of highway asphalt to an Athens, Ohio-based company founded by the engineering professor who invented the technology.
Component of asphalt eyed as new fuel source
Sep 23, 2009 |
2.2 / 5 (5) |
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The pavement material that cars drive on may wind up in their fuel tanks as scientists seek ways of transforming asphaltenes -- the main component of asphalt -- into an abundant new source of fuel, according to the cover ...
White roofs, streets could curb global warming
Sep 17, 2008 |
4.1 / 5 (113) |
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The idea of painting our roofs and roads white to offset global warming is not new, but a recent study has calculated just how significantly white surfaces could impact greenhouse gas emissions. Last week, researchers at ...
New Foot-Friendly Pavement for Jogging Trails Recycles Tires
May 23, 2006 |
4.4 / 5 (7) |
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A new material for paving recreation trails holds potential for the large-scale recycling of rubber from automotive tires, as well as for cushioning the activities of joggers, walkers, and bicyclers. And it's less expensive ...
Giant ice ball different from hail
Space & Earth / Earth Sciences
Jul 10, 2006 |
3.2 / 5 (32) |
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An ice ball that landed in Douglasdale, South Africa, might be one of the first "megacryometeors" recorded in Africa, the Johannesburg Star said Sunday.
Using Superheroes to Teach Physics: College Courses in Sci-Fi
Mar 31, 2009 |
4.1 / 5 (7) |
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(PhysOrg.com) -- One of the more perplexing questions facing science these days is this one: How do we get more young people interested in science? Leading the way are a number of college courses -- that can ...
List of search results for pavement
