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mads.xsd"><authority><topic authority="http://general-terms.thesaurus.ekt.gr/vocab">νερό</topic></authority><related type="narrower"><topic>πόσιμο νερό</topic></related><related type="narrower"><topic>υπόγεια ύδατα</topic></related><related type="other"><topic>άρδευση</topic></related><related type="other"><topic>ύδωρ</topic></related><related type="other"><topic>ατμοσφαιρικά κατακρημνίσματα</topic></related><related type="other"><topic>θάλασσα</topic></related><related type="other"><topic>λίμνες</topic></related><related type="other"><topic>μόλυνση του νερού</topic></related><related type="broader"><topic>υδάτινοι πόροι</topic></related></mads>