The LTER Network Information System Data Portal contains ecological data packages contributed by past and present LTER sites. Please review the LTER Data Policy before downloading any data product. We request that you cite data sources in your published and unpublished works whenever possible. Digital object identifiers (DOI) are provided for each dataset to facilitate citation.

Contains large datasets on many topics including demography, environment, and health.

The Dryad Digital Repository is a curated resource that makes the data underlying scientific publications discoverable, freely reusable, and citable. Dryad provides a general-purpose home for a wide diversity of datatypes.