{
  "id": 11506296,
  "title": "Scientists zero in on tiny particles to improve weather and air quality forecasts",
  "url": "https://urgent.news/2026/10/02/scientists-zero-in-on-tiny-particles-to-improve-weather-and-air-11506296",
  "topic": "science",
  "section": "Science",
  "published": "2026-10-02T19:00:11.000Z",
  "source": {
    "name": "Phys.org",
    "slug": "phys-org",
    "url": "https://phys.org/news/2026-10-scientists-tiny-particles-weather-air.html"
  },
  "original_language": "en",
  "account": "Scientists have developed a new method to more accurately predict weather and air quality by incorporating satellite observations of aerosols directly into simulations. Aerosols are tiny particles suspended in the atmosphere, including wildfire smoke, pollen, dust, sea salt, volcanic sulfates, and emissions from human activities. These particles affect visibility, human health, and play a crucial role in weather and climate forecasting. They can reflect or absorb sunlight, impact cloud formation, and travel long distances in the atmosphere. However, simulating aerosols is challenging due to their complex properties and effects, leading to uncertainties in weather and climate models. Currently, simulations rely on preprocessed satellite data, which is efficient but less accurate. The new approach, developed by scientists Zhang and their team, uses a new artificial intelligence (AI) component pretrained on a large dataset to directly incorporate raw visible-wavelength and infrared satellite observations into aerosol simulations. This method significantly improves computational efficiency while maintaining accuracy. When tested against real-world satellite data from China, the AI-assisted method reduced prediction errors by about 50% compared to traditional simulations. This development could lead to more accurate aerosol modeling, thereby enhancing the reliability of weather and climate predictions.",
  "summary": "Aerosols are small particles suspended in our atmosphere. They come in many flavors: Wildfire smoke, pollen, desert dust, sea salt lofted by powerful storms, volcanic sulfates and emissions from engines and industrial processes are all examples.",
  "key_points": [],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 2,
    "also_reported_by": [
      {
        "outlet": "Eos",
        "title": "Scientists Zero In on Tiny Particles to Improve Weather and Air Quality Forecasts",
        "url": "https://urgent.news/2026/10/02/scientists-zero-in-on-tiny-particles-to-improve-weather-and-air",
        "published": "2026-10-02T13:20:56.000Z"
      }
    ]
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}