Analysts assess new EPA rules cutting power plant emissions
The U.S. Environmental Protection Agency (EPA) has issued its long-awaited draft regulations on carbon emissions from U.S. power plants, which would require a 30 percent reduction in carbon dioxide emissions ...
Study offers insight into Saharan dust migration
Satellite pictures of Saharan dust clouds have been in the news all summer, but to Shankar Chellam, they have just raised more questions.
High pollution levels hit Beijing at Golden Week's close
A cloud of pollution descended over Beijing at the weekend, shrouding the city and its famous cultural landmarks in a thick haze amid a US warning against physical activity outdoors.
Designing a super-aerodynamic wing
(Phys.org) —Air travel may be fast and convenient, but exhaust from the millions of flights that take-off and land each year worldwide is having an impact on the health of the planet. Fortunately, a Ryerson ...
Apocalyptic scenes as smog engulfs Singapore
Fast-food deliveries have been cancelled, the army has suspended field training and even Singapore's top marathon runner has retreated as residents try to protect themselves from the smog that has descended ...
Clean Air Act has led to improved water quality in the Chesapeake Bay watershed
A new study shows that the reduction of pollution emissions from power plants in the mid-Atlantic is making an impact on the quality of the water that ends up in the Chesapeake Bay. The study by scientists ...
Study is first to examine pollution sources between urban and rural air in the Midwest
With warmer weather, it's time to get outdoors. And now you can breathe easy about it: A new study from the University of Iowa reports Iowa's air quality falls within government guidelines for cleanliness.
Black carbon—a major climate pollutant—also linked to cardiovascular health
Black carbon pollutants from wood smoke are known to trap heat near the earth's surface and warm the climate. A new study led by McGill Professor Jill Baumgartner suggests that black carbon may also increase ...
Hospital in southwest China opens smog clinic
A hospital in southwest China has opened a clinic for patients who are suffering symptoms related to smog, a doctor said Wednesday, highlighting how big a concern pollution has become for Chinese.
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 ...
Beijing issues rare air pollution alert
When the air gets really bad, Beijing says it has an emergency plan to yank half the city's cars off the road. The only problem is: It may be difficult to ever set that plan in motion.
Trash burning worldwide significantly worsens air pollution
Unregulated trash burning around the globe is pumping far more pollution into the atmosphere than shown by official records. A new study led by the National Center for Atmospheric Research estimates that ...
Indonesia says polluting haze fires greatly reduced
Indonesia said Saturday that fires across giant rainforests which caused Southeast Asia's worst air pollution crisis in years had been greatly reduced and were coming under control.
Red spruce reviving in New England, but why?
In the 1970s, red spruce was the forest equivalent of a canary in the coal mine, signaling that acid rain was damaging forests and that some species, especially red spruce, were particularly sensitive to ...