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Beijing vs. U.S. Embassy on PM 2.5 : Comparing Pollution Data
Beijing’s municipal government began releasing new air-pollution data over the weekend that will likely raise questions among government critics who worry that authorities aren’t going far enough to better track air quality.
On Saturday,...
Pollution from Fracking ‘is Unlikely’
It is “extremely unlikely” that ground water supplies would be polluted by methane as a result of controversial “fracking” for shale gas, UK geologists said today.
And although the process, which uses high-pressure liquid pumped deep...
Have A Green Diwali
Air and noise pollution aside, a fiery Diwali celebration is bad news for flora and fauna.
As you keep the lights ready this Diwali, perhaps it’s time to pause and reconsider your plans. For years, we’ve known that Diwali, as celebrated...
The Sky Is Not Falling: Pollution In Eastern China Cuts Light, Useful Rainfall
New research shows that air pollution in eastern China has reduced the amount of light rainfall over the past 50 years and decreased by 23 percent the number of days of light rain in the eastern half of the country. The results suggest that...
Air Pollution
Air pollution is the introduction of chemicals, particulate matter, or biological materials that cause harm or discomfort to humans or other living organisms, or damages the natural environment, into the atmosphere.
The atmosphere is a complex,...
Organic Carbon Compounds Emitted By Trees Affect Air Quality
A previously unrecognized player in the process by which gases produced by trees and other plants become aerosols-microscopically small particles in the atmosphere-has been discovered by a research team led by scientists at the California Institute...
Indoor Air Pollution Create Problems for Rural Areas
It refers to the physical, chemical, and biological characteristics of air in the indoor environment within a home, building, or an institution or commercial facility. Indoor air pollution is a concern in the developed countries, where energy...
Flyash: Air Pollution
Fly ash is one of the residues generated in the combustion of coal. Fly ash is generally captured from the chimneys of coal-fired power plants, and is one of two types of ash that jointly are known as coal ash; the other, bottom ash, is removed...
Acid Rain: Air Pollution
Another effect of air pollution is acid rain. The phenomenon occurs when sulphur dioxide and nitrogen oxides from the burning of fossil fuels such as, petrol, diesel, and coal combine with water vapour in the atmosphere and fall as rain, snow...
Smog: Air Pollution
The term smog was first used in 1905 by Dr H A Des Voeux to describe the conditions of fog that had soot or smoke in it. Smog is a combination of various gases with water vapour and dust. A large part of the gases that form smog is produced...