Dec 18, 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, and traps …

Dec 31, 2025 · Air mass/density is a fundamental property of atmosphere. Mixture of gases forming Earth's atmosphere, consisting of nitrogen (∼78%), oxygen (∼21%), water vapor, and other trace …

NASA's Level-1 and Atmosphere Archive and Distribution System Distributed Active Archive Center primarily provides access to global science data products from MODIS and VIIRS.

Jan 2, 2026 · NASA’s Earth-observing satellites help scientists identify atmospheric rivers, which enables studies of climate change, water management, and weather.

Jun 27, 2024 · An in-depth look at the development, attributes, and benefits of the Prithvi-weather-climate foundation model.

3 days ago · 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 humidity is the …

Jan 2, 2026 · Near real-time atmosphere data from the Visible Infrared Imaging Radiometer Suite (VIIRS) are available through NASA's Land, Atmosphere Near real-time Capability for Earth …

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, identify and track smoke …

Jan 2, 2026 · Clouds are made of water and or ice, come in more than a dozen types, and range in altitude from ground level to 280,000 feet high in Earth’s atmosphere. They water our lands, are part …

Nitrogen dioxide reacts with other chemicals in the atmosphere to form particulate matter and ozone. This can produce haze, create acid rain, and contribute to nitrogen pollution in coastal waters.