Sea surface is a sink for nitrogen oxides at night
The surface of the sea takes up nitrogen oxides that build up in polluted air at night, new measurements on the coast of southern California have shown. The ocean removes about 15 percent of these chemicals ...
Electric drive vehicles have little impact on US pollutant emissions, study finds
(Phys.org) —A new study from North Carolina State University indicates that even a sharp increase in the use of electric drive passenger vehicles (EDVs) by 2050 would not significantly reduce emissions of ...
Air pollution tied to exports: Study finds blowback causes extra day per year of ozone smog in LA
Chinese air pollution blowing across the Pacific Ocean is often caused by the manufacturing of goods for export to the U.S. and Europe, according to findings by UC Irvine and other researchers published today ...
Global ocean currents explain why Northern Hemisphere is the soggier one
A quick glance at a world precipitation map shows that most tropical rain falls in the Northern Hemisphere. The Palmyra Atoll, at 6 degrees north, gets 175 inches of rain a year, while an equal distance on ...
Study shows wind and solar plant benefits vary by location
Two-stroke scooters are 'super-polluters', study finds
Scientists on Tuesday pointed the finger at two-stroke scooters, a ubiquitous sight in developing countries, for massively contributing to local air pollution.
Asian air pollution affect Pacific Ocean storms
In the first study of its kind, scientists have compared air pollution rates from 1850 to 2000 and found that anthropogenic (man-made) particles from Asia impact the Pacific storm track that can influence ...
Research clarifies health costs of air pollution from agriculture
(Phys.org) —Ammonia pollution from agricultural sources poses larger health costs than previously estimated, according to NASA-funded research.
US clean-air efforts stay on target, analysis shows
National efforts in the last decade to clear the air of dangerous particulate matter have been so successful that most urban areas have already attained the next benchmark, according to new research by Rice ...
Air pollution killed seven million people in 2012, WHO says (Update)
Air pollution by sources from cooking fires to auto fumes has become the globe's worst environmental health problem, contributing to a shocking seven million deaths worldwide, the UN said Tuesday.
Measuring ice particles and water vapor in the upper troposphere
A Colorado State University-led research team is designing and building a new instrument to help NASA measure ice particles in clouds and water vapor in the upper troposphere.
Oil sands pollution two to three times higher than thought (Update)
The amount of harmful pollutants released in the process of recovering oil from tar sands in western Canada is likely far higher than corporate interests say, university researchers said Monday.
Tracking air pollution aids policy makers
(Phys.org) —Recently, Beijing and the nearby Chinese provinces were veiled in smog that reduced visibility, induced health problems, and reached levels described as "beyond index."