Exhaust fumes only third of traffic pollution problem
Vehicle exhausts are responsible for only a third of traffic pollution, according to new research.
Jun 04, 2013
5 / 5 (4)
0
Jun 04, 2013
5 / 5 (4)
0
Scientist studies methane levels in cross-continent drive
–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. ...
May 15, 2013
4.8 / 5 (5)
1
Organic vapors affect clouds leading to previously unidentified climate cooling
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 mak ...
May 05, 2013
4.8 / 5 (9)
16
|
When pollution gets a whiff of trees: City and tree emissions mix it up causing poor air quality
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 ...
Apr 23, 2013
5 / 5 (2)
0
NASA begins flight research campaign using alternate jet fuel
(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.
Mar 04, 2013
5 / 5 (1)
1
Air pollution study clears the air on diesel versus gas emissions
(Phys.org)—Are gasoline-fueled cars or large diesel trucks the bigger source of secondary organic aerosol (SOA), a major component of smog? UC Berkeley researchers have stepped into this debate with a new ...
Oct 22, 2012
5 / 5 (4)
0
|
Amazing engines promise 60 to 100 mpg
It would be a mistake to count out the internal-combustion engine as yesterday's technology, soon to expire in a puff of exhaust gas. Electrification is coming, but meanwhile engineers have offered more innovation for the ...
Sep 26, 2012
3.1 / 5 (18)
22
Container ships become more energy-efficient
Technology and Software from Siemens are making the world's largest container ships more energy-efficient. The Korean shipbuilding company Daewoo is building 20 container ships for the Danish shipping company ...
Sep 21, 2012
4 / 5 (2)
1
New catalyst to significantly reduce use of precious metals
Honda Motortoday announced the development of a new catalyst which reduces by 50% the use of rhodium, one of the precious metals used in a catalyst. Honda will adopt this new catalyst first to the North American ...
Sep 06, 2012
5 / 5 (3)
0
Wasted milk is a real drain on our resources, study shows
Milk poured down Britain's kitchen sinks each year creates a carbon footprint equivalent to thousands of car exhaust emissions, research shows.
May 13, 2012
4.4 / 5 (5)
8
Fuel from market waste
Mushy tomatoes, brown bananas and overripe cherries -- to date, waste from wholesale markets has ended up on the compost heap at best. In future it will be put to better use: Researchers have developed a new ...
Feb 09, 2012
5 / 5 (1)
1
Broadcast study of ocean acidification to date helps scientists evaluate effects on marine life
Might a penguin's next meal be affected by the exhaust from your tailpipe? The answer may be yes, when you add your exhaust fumes to the total amount of carbon dioxide lofted into the atmosphere by humans ...
Jan 23, 2012
5 / 5 (4)
24
|
Rhodium-iron catalyst helps increase yield of hydrogen gas in steam reforming of ethanol
Vehicles powered by hydrogen fuel cells generate no exhaust emissions other than clean water vapor. Unfortunately, producing and distributing large quantities of hydrogen gas is impossible with current infrastructures. ...
Jul 07, 2011
4.5 / 5 (2)
1
Five myths about diesel engines
(PhysOrg.com) -- Diesel engines, long confined to trucks and ships, are garnering more interest for their fuel efficiency and reduced carbon dioxide emissions, relative to gasoline engines. Argonne mechanical ...
Jun 14, 2011
4.3 / 5 (7)
15
|
Idling airplanes produce more harmful pollution than previously thought
(PhysOrg.com) -- A group of researchers from Carnegie Mellon University in Pittsburgh, have shown that the emissions produced by aircraft idling at the gate, or lining up for takeoff, contain tiny oil droplets, ...
May 12, 2011
2 / 5 (2)
6
|
