Each year, wildfires across the United States burn millions of acres and destroy thousands of homes and other structures, according to data from the National Interagency Fire Center.

CNN is monitoring the country’s largest active wildfires, along with their effects on air quality. Information on this page is updated periodically throughout the day.

A warming climate and dry conditions have contributed to more intense and destructive fire seasons in recent years, particularly in Western states such as California. The fires erupt across the country. This map tracks the locations of the largest active fires right now.

This list shows details about the largest active fires being monitored.

The number of fires and their affected areas varies each year, according to NIFC data. This chart shows acres burned in the at this point in current year in the context of recent history.