WHO links 7 million premature deaths annually to air pollution; 12.5% of total global deaths
Green Car Congress
MARCH 25, 2014
The Guidelines apply worldwide and are based on expert evaluation of current scientific evidence for particulate matter (PM); ozone (O 3 ); nitrogen dioxide (NO 2 ); and sulfur dioxide (SO 2 ), in all WHO regions. The major components of PM are sulfate, nitrates, ammonia, sodium chloride, black carbon, mineral dust and water.
358 
Let's personalize your content