The scandal surrounding VW has thrust nitric oxide (NOx) emissions from diesel vehicles into the limelight. Owing to the different engine technologies, these have always been higher than in gasoline-powered cars. On the other ...
Energy & Green Tech
Oct 1, 2015
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The world shipbuilding industry is facing drastically stricter requirements for emissions starting this year, and by 2020 emissions will need to be cut even more. Currently, as many as 60 per cent of the world's ports have ...
Engineering
Aug 31, 2015
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(Phys.org) —Where there's wildfire, there's smoke—a lot of it. And those vast, carbon-laden clouds released by burning biomass can play a significant role in climate change.
Earth Sciences
Aug 27, 2013
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As demand climbs for more fuel-efficient vehicles, knowledge compiled over several years about diesel engines and a new strategy known as "low-temperature combustion" (LTC) might soon lead auto manufacturers and consumers ...
Energy & Green Tech
Aug 13, 2013
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(Phys.org) —Harvesting waste heat from power stations and even vehicle exhaust pipes could soon provide a valuable supply of electricity.
Energy & Green Tech
Jul 16, 2013
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Vehicle exhausts are responsible for only a third of traffic pollution, according to new research.
Environment
Jun 4, 2013
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–After taking a rented camper outfitted with special equipment to measure methane on a cross-continent drive, a UC Santa Barbara scientist has found that methane emissions across large parts of the U.S. are higher than ...
Environment
May 15, 2013
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University of Manchester scientists, writing in the journal Nature Geoscience, have shown that natural emissions and manmade pollutants can both have an unexpected cooling effect on the world's climate by making clouds brighter.
Earth Sciences
May 5, 2013
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It's easy to visualize particles and gases from vehicle exhaust or burning trash wafting into the atmosphere. It's harder to envision similar gases and minute particles emitted from trees and plants in the forest. What these ...
Earth Sciences
Apr 23, 2013
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(Phys.org) —NASA researchers have begun a series of flights using the agency's DC-8 flying laboratory to study the effects of alternate biofuel on engine performance, emissions and aircraft-generated contrails at altitude.
Space Exploration
Mar 4, 2013
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