The life+ Alte Donau Project : a partnership for the Alte Donau / Publisher: Municipal Department MA 45 - Water Management ; text & editorial content: Thomas Ofenböck, Mathilde Urban ; English translation: Angela ParkerThe life+ Alte Donau Project : a partnership for the Alte Donau / Publisher: Municipal Department MA 45 - Water Management ; text & editorial content: Thomas Ofenböck, Mathilde Urban ; English translation: Angela Parker