Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
4,997
Arctic Data Center (via DataONE)
147
NOAA NCEI Environmental Data Archive (via DataONE)
132
PANGAEA - Data Publisher for Earth & Environmental Science
64
Frontiers: Figshare
32
DataCite
29
Research Workspace (via DataONE)
13
Unknown
13
Knowledge Network for Biocomplexity (via DataONE)
4
Norwegian Polar Data Centre
3
Dryad Digital Repository (Duke University)
2
International Arctic Research Center (IARC) Data Archive (via DataONE)
2
Research Data Australia (Australian National Data Service - ANDS)
2
SEANOE (Sea scientific open data publication)
2
Purdue University: e-Pubs
1
USGS Science Data Catalog (via DataONE)
1
Wageningen UR (University & Research Centre): Digital Library
1