Britannica AI Icon

particulate matter: Media

atmospheric science

Videos

How Invisible Aerosols Connect in Earth's Atmosphere
We're basically living in one big lava lamp.
Video: Encyclopædia Britannica, Inc.
How Is Air Quality Measured?
Even something as simple as breathing can get complicated.
Video: Encyclopædia Britannica, Inc.

Images

Fort McMurray, Alberta, Canada: wildfire
Smoke rising from a wildfire raging outside Fort McMurray, Alberta, Canada, May 2016.
© Cole Burston—AFP/Getty Images
Turoszów Coal Basin
Turów coal-fired power plant near Bogatynia, in the Turoszów Coal Basin, Poland.
Vondraussen
The powers of 10
Examples from biological and mechanical realms illustrate various “orders of magnitude”...
Illustration: Encyclopædia Britannica, Inc.; photographs:(microelectromechanical devices) Courtesy Sandia National Laboratories, SUMMiT™ Technologies; (quantum corral) courtesy IBM Research Center, unauthorized used not permitted; (red blood cells) Susumu Nishinaga/Science Source; (human hair) Manfred Kage/Peter Arnold, Inc.; (dust mite) Andrew Syred/Science Source