Aerosols

Atmospheric aerosols are microscopic particles suspended in the Earth's atmosphere. Small aerosol particles act as "seeds" to start the formation of cloud droplets. Aside from formation, aerosols determine the changes in “cloud reflectivity, cloud lifetime, cloud height and cloud precipitation.”

Aerosol particles larger than about 1 micrometer in size are naturally produced by windblown dust, sea salt from sea spray, and bursting bubbles. Meanwhile, aerosol particles smaller than 1...

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