Delhi to Conduct Artificial Rain Experiment to Combat Air Pollution

Strategic Insights -

As the National Capital Region (NCR) of Delhi prepares to face another harsh winter season, the city is gearing up for a unique experiment to combat rising air pollution. Between October 28 and 30, Delhi will conduct artificial rain through cloud seeding, marking the first-of-its-kind attempt to mitigate the hazardous smog levels that plague the city every winter. The initiative aims to bring temporary relief from pollution by settling airborne pollutants and improving the Air Quality Index (AQI). While environmental experts acknowledge the potential benefits of artificial rain, they caution that it should not be seen as a permanent solution to the city's pollution woes.

Key Takeaways:

  • The artificial rain experiment will be conducted between October 28 and 30, as part of a larger plan to integrate advanced weather-modification technologies in Delhi's long-term pollution control strategy.
  • The initiative aims to create localized rainfall by introducing silver iodide and sodium chloride particles into pre-existing clouds, monitored in real-time by teams of scientists from IIT Kanpur and the Indian Meteorological Department (IMD).
  • The government has studied the feasibility of cloud seeding for months and carried out several simulation tests to ensure the success of the experiment.
  • Environmental experts estimate that artificial rain can temporarily reduce particulate matter (PM2.5 and PM10) levels by up to 25-30%.
  • The Delhi government has deployed additional measures, including the odd-even traffic plan, construction dust control, and green buffer zones, to complement the artificial rain experiment.
  • If successful, the experiment may be replicated in highly polluted districts of Haryana and Uttar Pradesh during the coming months.

Statistics:

  • 25-30%: estimated reduction in particulate matter (PM2.5 and PM10) levels through artificial rain.
  • October 28-30: dates of the artificial rain experiment in Delhi.
  • Several: simulated tests conducted by the government to ensure the success of the experiment.
  • IIT Kanpur and Indian Meteorological Department (IMD): organizations involved in monitoring the experiment.
  • 1st: Delhi's experimental attempt at artificial rain, marking a precedent for other metropolitan regions facing severe air quality crises.

Sources:

  • The Indian Awaaz, "Delhi to Conduct Artificial Rain Experiment to Combat Air Pollution" (October 24, 2025)
  • The Indian Meteorological Department (IMD)
  • IIT Kanpur