Increased air pollution in Afghanistan in recent years reportedly killed more people than the current civil war in the country, according to officials.

In 2017, about 26,000 people lost their lives due to air pollution related diseases nationwide, while 3,483 people lost their lives due to conflict and violence, according to a report published in October by the Afghanistan Research Center in Kabul.

Kabul ranks among one of the most polluted capital cities in the world, the report said.

About 3,000 people die every year in the capital due to air pollution-related diseases, according to the report.

Read more: Afghanistan: Air pollution more dangerous than civil war