Cloud Seeding
The crystalline structure of β-AgI is similar to that of ice, allowing it to induce freezing by the process known as heterogeneous nucleation. Approximately 50,000 kg/year are used for cloud seeding annually, each seeding experiment consuming 10-50 grams.
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Famous quotes containing the words cloud and/or seeding:
“O months of blossoming, months of transfigurations,
May without cloud and June stabbed to the heart,
I shall not ever forget the lilacs or the roses
Nor those the spring has kept folded away apart.”
—Louis Aragon (1897–1982)
“Propaganda has a bad name, but its root meaning is simply to disseminate through a medium, and all writing therefore is propaganda for something. It’s a seeding of the self in the consciousness of others.”
—Elizabeth Drew (1887–1965)