This series of images, derived from a computer model, shows wind-blown dust from North Africa as it spread over the Atlantic Ocean on July 1, 2009.
Published Dec 18, 2010
Solid particles and liquid droplets in the air come in a range of sizes, but those smaller than 2.5 micrometers pose the greatest risk to human health.
Published Nov 9, 2010
This map shows the global distribution of aerosols in August 2010, and the proportion of those aerosols that are large or small.
Published Dec 25, 2010
As fires continue to rage in southern and eastern Australia, the smoke has risen high and far across the atmosphere.
Published Nov 20, 2019Image of the Day Atmosphere Heat Land Drought Fires Remote Sensing
Simulations of air pollution from the GOCART model help show how much skies have cleared over Europe and North America even as they have darkened over Asia in the last decade.
Published Aug 19, 2014
The aerosol index offers a way to see the long reach of forest fires and dust storms.
Published Jul 29, 2014
Nearly half of the aerosols in the air over North America have sources in other countries. The vast majority of it is dust from Asia.
Published Aug 3, 2012
Kaufman served as program manager for NASA’s Earth Observatory from its launch in April 1999, through January 2006.
Published Jun 8, 2006
