News tagged with environmental engineer
Civil engineers find savings where the rubber meets the road
A new study by civil engineers at MIT shows that using stiffer pavements on the nation’s roads could reduce vehicle fuel consumption by as much as 3 percent — a savings that could add up to 273 million ...
Technology / Energy & Green Tech
May 22, 2012 |
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Direct drinking water recycling could prevent floods
The use of a more streamlined process to recycle wastewater could have saved Brisbane from severe flooding in 2011 and mitigated recent flood risks in New South Wales, a leading water expert says.
Apr 17, 2012 |
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SpaceX’s Dragon, now with seating for seven
So much for the idea that space capsules are cramped and can only carry a limited crew. SpaceX revealed a prototype for their new crew cabin design, as they conducted a joint daylong review with NASA of the ...
Space & Earth / Space Exploration
Mar 19, 2012 |
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Fukushima lesson: Prepare for unanticipated nuclear accidents
A year after the crisis at Japan's Fukushima Daiichi nuclear power plant, scientists and engineers remain largely in the dark when it comes to fundamental knowledge about how nuclear fuels behave under extreme conditions, ...
Technology / Energy & Green Tech
Mar 08, 2012 |
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Novel device removes heavy metals from water
An unfortunate consequence of many industrial and manufacturing practices, from textile factories to metalworking operations, is the release of heavy metals in waterways. Those metals can remain for decades, even centuries, ...
Dec 16, 2011 |
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Keeping our beaches safe: New wireless sensor device rapidly detects E. coli in water samples
Fecal contamination of public beaches caused by sewage overflow is both dangerous for swimmers and costly for state and local economies. Current methods to detect Escherichia coli, a bacterium highly indicative of the pr ...
Dec 08, 2011 |
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Can aromatherapy produce harmful indoor air pollutants?
Spas that offer massage therapy using fragrant essential oils, called aromatherapy, may have elevated levels of potentially harmful indoor air pollutants such as volatile organic compounds (VOCs) and ultrafine ...
Oct 20, 2011 |
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The establishment of genetically engineered canola populations in the US
Large, persistent populations of genetically engineered canola 1 have been found outside of cultivation in North Dakota. As genetically engineered crops become increasingly prevalent in the United States, concerns remain ...
Oct 05, 2011 |
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Biofilters reduce carbon footprint of old landfill sites
Researchers in the US are testing biofilter systems as a viable alternative to releasing methane from passive landfill vents into the atmosphere. The technology could reduce the overall impact of old landfills on global warming. ...
Jul 11, 2011 |
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Mercury vapor released from broken compact fluorescent light bulbs can exceed safe exposure levels
Once broken, a compact fluorescent light bulb continuously releases mercury vapor into the air for weeks to months, and the total amount can exceed safe human exposure levels in a poorly ventilated room, according ...
Jul 06, 2011 |
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New report offers roadmap for success in K-12 STEM education
From educators to leaders in industry, there is broad agreement that U.S. schools have a crucial challenge in improving teaching and learning in science, technology, engineering and math (STEM) among students ...
Other Sciences / Social Sciences
Jun 28, 2011 |
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Artificial sweetener leaves lingering aftertaste in the environment
(PhysOrg.com) -- Recently, the global use of artificial sweeteners in foods has dramatically increased. A new study led by Cesar Torres, and Rosa Krajmalnik-Brown – researchers at the Biodesign Institute at Arizona State ...
Jun 21, 2011 |
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A life filled with firsts
In 1887, the Massachusetts State Board of Health commissioned MIT’s new laboratory of sanitary chemistry to survey the state’s drinking water, the first such study in America. Led by Ellen H. Swallow ...
Jan 27, 2011 |
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'Greener' than expected
Battery powered cars will play a major role in future of mobility. What was not known so far, was how environmentally friendly the manufacture, operation and disposal of the batteries are. Empa researchers have now calculated ...
Aug 30, 2010 |
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US decision on ethanol blend put off until fall
(AP) -- The Environmental Protection Agency says it will wait until this fall to decide whether U.S. car engines can handle higher concentrations of ethanol in gasoline.
Technology / Energy & Green Tech
Jun 18, 2010 |
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