Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
32
Frontiers: Figshare
15
Unknown
15
IEDA: Marine-Geo Digital Library (via DataONE)
9
PANGAEA - Data Publisher for Earth & Environmental Science
8
ESS-DIVE: Deep Insight for Earth Science Data (via DataONE)
6
Arctic Data Center (via DataONE)
4
GFZ Data Services (German Research Centre for Geosciences, Helmholtz-Zentrum Potsdam)
4
Georgia Institute of Technology: SMARTech - Scholarly Materials and Research at Georgia Tech
2
IEDA: EarthChem Library (via DataONE)
2
Woods Hole Scientific Community: WHOAS (Woods Hole Open Access Server)
1