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Atmospheric Water Vapor Data from ATom

The DC-8 aircraft.

A NASA DC-8 taxis on the runway at Thule Air Base in Greenland. Credits: NASA/Kent Schiffer

Data collected by the Diode Laser Hygrometer (DLH) instrument during the Atmospheric Tomography (ATom) Mission is now available.

Hydrogen Oxide Data from ATom

The DC-8 cockpit.

View of the DC-8 cockpit in flight. Credit: NASA/Michael Prather

Data collected by the Airborne Tropospheric Hydrogen Oxides Sensor (ATHOS) instrument during the Atmospheric Tomography (ATom) Mission is now available.

Highlights from the Literature

Asclepias syriaca (common milkweed)

Asclepias syriaca (common milkweed) relies on pollinators for movement of its pollen, and evidence suggests that its populations are declining. Image courtesy of Pixabay.

Daymet daily surface weather and climatological summaries have been cited in nearly 300 peer-reviewed articles. Read about how this popular data product is used in research.

Aerosol Data from the ATom Mission

The ATom aircraft

The ATom aircraft prepares to depart from Punta Arenas in southern Chile on October 14, 2017. During ATom-3, the science team flew over Antarctica and below the ozone hole before continuing on their journey north over the Atlantic Ocean to Greenland and returning to California.

Data collected by the Aerosol Microphysical Properties (AMP) instrument during the Atmospheric Tomography (ATom) Mission is now available.

Mechanistic Soil Nitrogen Module for CMAQ

Soil nitrous oxide emissions.

Soil nitrous oxide emissions on a monthly average basis for July 2011 estimated with the mechanistic scheme.

A new model dataset improves the timing and spatial distribution of estimates of soil nitrogen emissions.

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