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  1. Atmosphere | NASA Earthdata

    Sep 17, 2025 · Earth's atmosphere is a layer of mixed gases approximately 60 miles high that provides the air we breathe, shields us from dangerous levels of ultraviolet light from the sun, …

  2. Humidity - NASA Earthdata

    Sep 30, 2025 · Humidity is a measure of water vapor in the atmosphere. There are measures of absolute humidity, which is the grams of water vapor present per cubic meter of air. Specific …

  3. Sun-Earth Interactions - NASA Earthdata

    NASA collects data on the Sun and its energy to understand how our closest star impacts Earth's energy fields, atmosphere, weather, and human activity.

  4. Atmospheric Rivers - NASA Earthdata

    Sep 30, 2025 · NASA’s Earth-observing satellites help scientists identify atmospheric rivers, which enables studies of climate change, water management, and weather.

  5. Dust/Ash/Smoke Near Real-Time Data - NASA Earthdata

    Oct 12, 2021 · Near real-time data provided by NASA's Land, Atmosphere Near real-time Capability for Earth observation (LANCE) can be used to monitor and predict dust storms, …

  6. Land, Atmosphere Near real-time Capability for Earth observation

    Land, Atmosphere Near real-time Capability for Earth observation NASA's Land, Atmosphere Near real-time Capability for Earth observation (LANCE) supports users interested in …

  7. Evapotranspiration - NASA Earthdata

    Sep 30, 2025 · NASA's evapotranspiration data offer measurements for water moving from soil and plants into the atmosphere, and the health of crops and other vegetation.

  8. Air Quality - NASA Earthdata

    Sep 30, 2025 · NASA's air quality data allow users to measure pollutants in the atmosphere and track their health and socioeconomic impact on people.

  9. Sulfur Dioxide - NASA Earthdata

    Sep 30, 2025 · NASA's Earth satellites collect data about sulfur dioxide and other atmospheric trace gases to study their impact on health, air quality, and weather.

  10. Air Quality Near Real-Time Data - NASA Earthdata

    Sep 30, 2025 · Near real-time data provided by NASA's Land, Atmosphere Near real-time Capability for Earth observation (LANCE) can be used by air quality forecasters to improve …