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Location map of sites across the four study regions spanning the Appalachian Oak mesophytic forest of the eastern United States. The background maps for the park sites are the 30-year average phenology parameter, spring onset of greenness (spring_onset), as provided with this data set.
2017-03-17

30-year record of forest phenology and wood production

Landsat TM and ETM+ data provide a long-term record of phenology for forests in four national parks.

The LaSelva Biological Preserve, Costa Rica. The study site, with four blocks, is located on the left side of the map inside the black rectangle.
2017-03-17

Soil CO2 flux in La Selva, Costa Rica

A comprehensive new data set provides data on carbon emissions and other variables from tropical forest soils in Costa Rica.

Total column CH4 retrievals from a CARVE flight on May 23, 2012, flying north from Fairbanks over the North Slope to Barrow.
2017-03-17

Total Column Gases from CARVE Airborne FTS

New data sets provide Level 1 and 2 data from the CARVE Fourier Transform Spectrometer (FTS).

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.