Wie groß ist die Gefahr, dass wir in Mönchengladbach ähnliche Hochwasser-Katastrophen erleben wie an der Ahr oder in Erftstadt?
Interview mit Wilfried Manheller vom Niersverband „Man sollte Klarheit beim Risiko haben“
Der Experte des Niersverbands erklärt, warum Mönchengladbach vom Hochwasser verschont wurde und was sich ändern muss.
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