Cloud seeding - Wikipedia
https://en.wikipedia.org/wiki/Cloud_seedingCloud seeding is a type of weather modification that aims to change the amount or type of precipitation that falls from clouds by dispersing substances into the air that serve as cloud condensation or ice nuclei, which alter the microphysical processes within the cloud. Its effectiveness is debated;
What is Cloud Seeding? - DRI
www.dri.edu › cloud-seeding-program › what-is-cloudCloud seeding is a weather modification technique that improves a cloud’s ability to produce rain or snow by artificially adding condensation nuclei to the atmosphere, providing a base for for snowflakes or raindrops to form. After cloud seeding takes place, precipitation falls from the clouds back to the surface of the Earth. How we Cloud Seed