But what is smog? What were the pieces that made up this chemical puzzle? And how did Los Angeles free itself from this toxic nuisance and bring back “sunny California”? The term “smog” is a ...

Photo-chemical smog is generated by a reaction in the atmosphere caused by the sunlight, according to the NSCA. Ozone is caused when nitrogen oxides, released by car emissions, petrol, fuel and ...

Photo-chemical smog is generated by a reaction in the atmosphere caused by the sunlight, according to the NSCA. Ozone is caused when nitrogen oxides, released by car emissions, petrol, fuel and ...

The Maricopa Association of Governments say most of the Valley's smog comes from sources that make the problem ...

These chemicals can react with sunlight to create smog. Unprecedented levels of smog have choked densely populated cities in recent years, especially those in China and India. In some cities ...

During summers in Salt Lake, ozone and chemical smog reduce visibility, and during winters, air pollution can build up during inversion events. The ASPIRE project will investigate SLCo’s air pollution ...

Air pollution contributes to nearly 7 million premature deaths each year, and its effects go far beyond the lungs. Breathing in wildfire smoke or automobile-related city smog doesn’t just increase the ...

Air pollution contributes to nearly 7 million premature deaths each year, and its effects go far beyond the lungs.

This triggers a chemical reaction that creates a potentially dangerous invisible smog indoors. The researchers warn that the particles can travel deep into the respiratory system and spread to ...