Wichita is currently experiencing unhealthy air quality due to smoke from regional fires, with high levels of PM2.5 (fine particulate matter) in the air. PM2.5 particles are small and can travel deep ...
AIIMS Delhi's study investigates the link between PM2.5 air pollution and rising lung cancer cases among non-smokers.
Data from the National Cancer Registry shows that lung cancer affects about 72,000 people and claims 66,000 lives every year ...
Cycle lanes, electric cars and other interventions have helped cities including London, Beijing and San Francisco reduce their levels of pollutants by more than 20 per cent since 2010.