Dust and Haze
Concentrations of the gas, which is produced by burning carbon-based fuels, have decreased since 2000.
Image of the Day Atmosphere
Image of the Day Atmosphere Dust and Haze Fires
Image of the Day Atmosphere Fires
Fires
The high carbon monoxide concentrations shown in this satellite-based map reflect the poor air quality seen in the central and eastern United States on June 8, 2011.
Image of the Day Atmosphere Dust and Haze
This image, made with data from the Terra satellite, shows high levels of carbon monoxide over western Russia during the first week of August 2010.