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Article in Journal/Newspaper
250
Book
120
Report
119
Text
98
Doctoral or Postdoctoral Thesis
80
Thesis
45
Still Image
29
Book Part
19
Other/Unknown Material
18
Map
16
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Journal/Newspaper
8
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8
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2
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Schöne, Rüdiger
20
Unknown
15
Danish Ingolf-Expedition (1895-1896)
12
Københavns universitet. Zoologisk museum
12
Wandel, C. F. 1843-1930
12
Nordenskiöld, A. E. (Adolf Erik), 1832-1901
10
Paul, Michael
9
Cramer, Karl Eduard, 1831-1901
8
Heer, Oswald, 1809-1883
8
Schröter, Carl, 1855-1939
8
Manuela Brocksieper
7
Unbekannt, Fotograf
7
"Fram" Expedition 1898-1902
6
Arndt, Walther, 1891-
6
Audubon, John James drawn; Bowen, J. T. lith
6
Becker, Theodor
6
Brauer, August, 1863-1917
6
Geographische Gesellschaft in Bremen
6
Humrich, Christoph
6
Norske videnskaps-akademi i Oslo
6
Römer, Fritz
6
Schaudinn, Friedrich Richard, 1871-1906
6
Schlager, Hans
6
Unbekannt
6
Verein für die Deutsche Nordpolarfahrt in Bremen
6
Bareiss, Jörg
5
Becker, Th. (Theodor), 1840-1928
5
Faber, Frederik, 1796-1828
5
Germany. Kriegsmarine. Oberkommando;
5
Thiede, Jörn
5
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Arctic regions
131
Earth Science
58
Arctic
46
Earth sciences and geology
42
Scientific Expeditions
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Natural history
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Fisheries
27
ddc:550
27
Arktis
25
Greenland
25
Biology
20
Life sciences; biology
18
Iceland
17
Hydrography
16
ddc:320
15
hist
15
Geophysics
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scipo
14
Discovery and exploration
13
Ingolf (Ship)
12
Marine biology
12
Description and travel
11
Diptera
11
Zoology
11
travels
11
Chemical and environmental engineering
10
Meerestechnik
10
Norway
10
Paleobotany
10
geo
10
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DataCite Metadata Store (German National Library of Science and Technology)
191
Biodiversity Heritage Library (BHL)
109
Unknown
64
Directory of Open Access Journals: DOAJ Articles
51
German Aerospace Center: elib - DLR electronic library
32
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
29
Bavarian Digital Repository (BDR - Bayerische Staatsbibliothek Munich, BSB)
20
Digital Repository of Scientific Institutes (RCIN)
18
IODE-UNESCO: OceanDocs - E-Repository of Ocean Publications
18
Media SuUB Bremen (Staats- und Universitätsbibliothek Bremen)
17
University of Wisconsin, Milwaukee: UWM Libraries Digital Collections
16
Georg-August-Universität Göttingen: GOEDOC
13
International Association of Aquatic and Marine Science Libraries and Information Centers (IAMSLIC): Aquatic Commons
13
Publication Server of Goethe University Frankfurt am Main
12
University of Tromsø: Septentrio Academic Publishing
11
Zenodo
11
Cologne University: KUPS
8
GEO-LEOe-docs (FID GEO)
7
Harvard University: Harvard Collections
7
Max Planck Society: MPG.PuRe
7
University of Michigan: Digital Collections
7
Bayreuth University: EPub Bayreuth
6
ETH Zürich Research Collection
6
University of Groningen research database
6
Freie Universität Berlin: Refubium (FU Berlin)
5
Hathi Trust Digital Library
5
University of Potsdam: publish.UP
5
ediss.sub.hamburg (Staats- und Universitätsbibliothek Hamburg, Carl von Ossietzky)
5
Georg-August-Universität Göttingen: eDiss
4
Hereon Publications (Helmholtz-Zentrum)
4
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Arctic
780
Greenland
94
Arctic Ocean
85
Norway
47
Antarctic
39
Svalbard
33
Canada
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Russland
22
Barents Sea
17
Laptev Sea
14
North Pole
12
Wandel
11
Northwest Passage
10
Norwegian Sea
7
Pacific
7
Fridtjof
6
Hatten
6
Jan Mayen
6
Ny-Ålesund
6
The Antarctic
6
Atlantik
5
Kara Sea
5
Langen
5
Alomar
4
Alten
4
Baja
4
Boden
4
Corto
4
Edgeøya
4
Elevado
4
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Arctic
Arktis*
308
Arktis
136
Greenland
95
Arctic Ocean
89
Nordpol*
72
Sea ice
68
Antarc*
50
Climate change
50
Antarctic
39
Svalbard
34
Spitzbergen
33
permafrost
33
Siberia
28
Spitsbergen
28
Alaska
24
Iceland
24
Global warming
23
Antarktis*
19
Grönland
19
Tundra
19
Polarforschung
18
Barents Sea
17
Nordpolarmeer
17
North Atlantic
16
laptev
15
Laptev Sea
14
Antarctica
13
North Pole
12
eskimo*
11
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