1) Air pollution in Kabul poses major health risks and may be hastening over 3,000 deaths per year according to the Ministry of Public Health of Afghanistan. 2) Major pollutants in Kabul include carbon monoxide, sulfur dioxide, nitrogen oxides, hydrocarbons and particulate matter emitted from vehicles, industry, and household fuel burning which are causing respiratory and cardiovascular diseases. 3) Pollution levels in Kabul exceed those of Delhi, India and are much higher than Calgary, Canada according to comparative studies, posing serious health risks to Kabul's population.