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mads.xsd"><authority><topic authority="http://general-terms.thesaurus.ekt.gr/vocab">γεωεπιστήμες</topic></authority><related type="narrower"><topic>γεωλογία</topic></related><related type="narrower"><topic>ιστορική γεωλογία</topic></related><related type="narrower"><topic>κλιματολογία</topic></related><related type="narrower"><topic>μετεωρολογία</topic></related><related type="narrower"><topic>παλαιοντολογία</topic></related><related type="narrower"><topic>τεκτονική γεωλογία</topic></related><related type="narrower"><topic>υδρολογία</topic></related><related type="narrower"><topic>ωκεανογραφία</topic></related><related type="other"><topic>επιστήμες της Γης</topic></related><related type="broader"><topic>φυσικές επιστήμες</topic></related></mads>