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Industrial Pollution Linked to Localized Snowfall Through Cloud Freezing

Scientists have discovered that aerosols from factories can trigger ice formation in clouds, leading to increased snowfall near industrial sites.

  • A new study reveals that industrial pollution particles act as ice-nucleating agents, converting supercooled liquid clouds into ice clouds.
  • Researchers identified 67 industrial sites across North America, Europe, and Asia where pollution-induced snowfall was observed.
  • Satellite and ground-based radar data showed reduced cloud cover and increased snowfall downwind of industrial hot spots.
  • The ice clouds formed by pollution reflect less sunlight and absorb more infrared radiation, affecting local atmospheric conditions.
  • Further research is needed to understand the broader climate implications of this phenomenon and the specific pollutants involved.
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