Delhi’s ambitious Rs 3-crore cloud seeding trials failed. The capital received no rain despite two experiments being conducted, leaving residents to wonder what went wrong as they battle poor air.

The artificial rain is meant to wash out pollutants that have pushed air quality across the national capital region into the “very-poor” category over the past week. But experts, including some who ...

The cloud-seeding operation is part of a pilot project led by IIT-Kanpur to tackle air pollution. Two trials were held at ...

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