Content Provider
PANGAEA - Data Publisher for Earth & Environmental Science
43,926
DataCite
11,309
NOAA NCEI Environmental Data Archive (via DataONE)
9,742
DataCite Metadata Store (German National Library of Science and Technology)
7,273
Research Data Australia (Australian National Data Service - ANDS)
2,982
Arctic Data Center (via DataONE)
2,096
Defense Technical Information Center: DTIC Technical Reports database
1,893
Unknown
1,457
Directory of Open Access Journals: DOAJ Articles
1,263
LeibnizOpen (The Leibniz Association)
846
IEDA: Marine-Geo Digital Library (via DataONE)
620
Dryad Digital Repository (Duke University)
485
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
363
MDPI Open Access Publishing
360
Zenodo
353
University of St Andrews: Research Portal
263
Université de Nantes: HAL-UNIV-NANTES
248
Knowledge Network for Biocomplexity (via DataONE)
246
Frontiers: Figshare
215
Institut national des sciences de l'Univers: HAL-INSU
207
USGS Science Data Catalog (via DataONE)
203
University of California: eScholarship
188
Biblioteca Digital FCEN-UBA (Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires)
146
Institute of Oceanology, Chinese Academy of Sciences: IOCAS-IR
144
HELDA – University of Helsinki Open Repository
139
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
135
Digital.CSIC (Spanish National Research Council)
130
University College London: UCL Discovery
129
SciTec Connect (Office of Scientific and Technical Information - OSTI, U.S. Department of Energy)
125
University of North Texas: UNT Digital Library
109
Australian National University: ANU Digital Collections
107
ESS-DIVE: Deep Insight for Earth Science Data (via DataONE)
105
Aarhus University: Research
102
University of Calgary Journal Hosting
98
Washington State University: WSU Libraries Digital Collections
98
Ghent University Academic Bibliography
97
Peking University Institutional Repository (PKU IR)
97
University of Groningen research database
96
Institute of Earth Environment: IEECAS OpenIR (Chinese Academy of Sciences)
85
Wageningen UR (University & Research Centre): Digital Library
85
HAL Sorbonne Université
84
Woods Hole Scientific Community: WHOAS (Woods Hole Open Access Server)
82
IMHE OpenIR (Institute of Mountain Hazards and Environment, Chinese Academy of Sciences)
81
CyberLeninka (Scientific Electronic Library)
79
The University of Queensland: UQ eSpace
78
DRO - Deakin Research Online
77
University of Copenhagen: Research
73
Norwegian Polar Data Centre
71
Université de Bretagne Occidentale: HAL
66
Institut National de la Recherche Agronomique: ProdINRA
63
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