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Topic: aerosols
NASA simulates how dust, smoke, and sea salt have traveled the planet
Watch as sea salt, dust, and smoke—aerosol particles traveling on the winds—have moved across our planet in 2017. This animated simulation, "based on both satellite observations and computer models that use physical e...
Satellite Tracks Saharan Dust to Amazon in 3-D – NASA
Watch 182 million tons of dust ride the wind out of Africa's Sahara Desert in 3D, as tracked from 2007 through 2013 by lidar, thanks to CALIPSO, the Cloud-Aerosol Lidar and Infrared Pathfinder Satellite Observation sa...
What makes that fresh rain smell? MIT films rain drops to find out
Why do we smell that fresh earthy scent before and/or after it rains? With high-speed cameras, MIT researchers have filmed rain drops, and believe that the footage explains petrichor, the "pleasant smell that frequent...