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  • Eleven years after the Charlton Fire in Oregon’s Willamette National Forest, snags are standing and new vegetation is growing. (Courtesy M. Spencer)
  • Tons of CO2 emitted from vehicles in 2012 from the Database of Road Transportation Emissions
  • Nine Best Practices for Preparing Environmental Data Sets to Share
  • Scientists track return of Colorado River


Daymet cross-validation tile-wide summary statistics for maximum temperature in 1980; "daymae" = mean absolute error for single day predictions.

Quantifying uncertainty in Daymet

A new data set provides estimates of uncertainty in the daily temperature and precipitation values for North America provided by Daymet.


Global soil and sedimentary deposit thickness

A new data set in our soil collection provides high-resolution estimates of soil, regolith, and sediment deposit thickness for the globe.

Earthdata Search

Upcoming Webinar explores NASA Earthdata Search

Join us Thursday, 11 February 2016, from 2-3 pm EST to learn how NASA's Earthdata Search makes data search, discovery, visualization, and access faster and easier than ever.

The ORNL DAAC mission is to assemble, distribute, and provide data services for a comprehensive archive of terrestrial biogeochemistry and ecological dynamics observations and models to facilitate research, education, and decision-making in support of NASA’s Earth science. Read more about the ORNL DAAC.