Make It Rain

New Cloud-Seeding Projects Aim to Change the Weather

As droughts become the new normal in some parts of the world, more governments and private organizations are sponsoring projects to modify weather patterns. From India to the United States, Morocco to Argentina, cloud-seeding projects are sending pilots directly into cloud banks. There, the planes shoot flares of superfine salt particles to create raindrops or silver iodide to create snow. Fifty-two countries now have cloud-seeding programs, according to the World Meteorological Organization, 10 more than four years ago.
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