How Cloud Seeding Boosts Rainfall — and Why That’s Controversial

China boosts use of cloud seeding to combat droughts

The NewsChina stepped up cloud seeding in the face of severe drought. The country’s grain-growing regions in the north have been parched for months, leading to concerns over the harvest. Though some scientists are skeptical over cloud seeding’s effectiveness and environmental impact, several countries have begun deploying it: China is already the world’s leading user of weather modification, firing chemical compounds into clouds to spark precipi…

How Cloud Seeding Boosts Rainfall — and Why That’s Controversial