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[Subject: Geology, Meteorology, Hydrology]
Translated by: STEVEN STENFERT
Translated in 157 languages
[Subject: Political Science]
Translated in 116 languages
Translated by: GUEST USER
Translated in 18 languages
[Subject: Water, Air, Space Transportation]
Translated in 60 languages
[Subject: General Geography & History]
Translated in 44 languages