From smog hanging over cities to smoke inside the home, air pollution poses a major threat to health and climate. The combined effects of ambient (outdoor) and household air pollution cause about seven million premature deaths every year, largely as a result of increased mortality from stroke, heart disease, chronic obstructive pulmonary disease, lung cancer and acute respiratory infections.

Air pollution kills seven million people worldwide every year. data shows that 9 out of 10 people breathe air containing high levels of pollutants

 

More than 80% of people living in urban areas that monitor air pollution are exposed to air quality levels that exceed most guideline limits, with low- and middle-income countries suffering from the highest exposures, both indoors and outdoors