Skip to main content



Location map of the 81 Toolik Lake Permanent Vegetation Plots.

Vegetation and Soils at Toolik Lake, Alaska

Extensive data from field surveys at the Toolik Lake research site, located in the foothills of the Brooks Range, Alaska, are now available.

circumpolar arctic vegetation map

Mapping Vegetation in the Circumpolar Arctic Region

An international effort to map the vegetation and associated characteristics throughout the circumpolar region are provided in a new data set.

Sandy Harrison, chair of the WDS Scientific Committee, presenting award to ORNL DAAC's Dr. Yaxing Wei.

Dr. Yaxing Wei receives WDS Data Stewardship Award

Dr. Yaxing Wei of the ORNL DAAC received the 2015 WDS Data Stewardship Award at SciDataCon 2016.

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.