Make it rain: US states embrace ‘cloud seeding’ to try to conquer drought

Ecology, Threats

Make it rain: US states embrace ‘cloud seeding’ to try to conquer drought

Cloud seeding involves adding small particles of silver iodide to clouds to spur rainfall – but will it work?

With three-quarters of the US west gripped by a seemingly ceaseless drought, several states are increasingly embracing a drastic intervention – the modification of the weather to spur more rainfall.

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