I would like to say that their behaviour in the atmosphere is different ; the moisture in the air is there, so to speak, on sufferance as long as the pressure and temperature allow it ; that is ...

Pollution takes many forms in India, including the use of poorly-ventilated stoves and open fires for cooking inside dwellings. Photo by Mark Katzman. Air pollution in India ... “It is also having a ...

Engineers are developing engines for vehicles that are more efficient. This means that the engine uses less fuel and so produces less air pollution.

The use of solid fuels in homes like wood, charcoal and dried animal dung also releases pollutants into the atmosphere. This ...

Los Angeles, in particular, has seen air pollution at levels that could be raising daily mortality by between 5 to 15 percent, said Carlos F. Gould, an expert in the health effects of air ...