ing. PA (Pieter) Slim Externe medewerker Contact http://www.waddenzee.nl/themas/bodemdaling-ameland/ https://www.waddenacademie.nl/nl/organisatie/symposia/symposium-bodemdaling-ameland-2017/ https://www.youtube.com/watch?v=T0mC6oZh2SA http://www.wur.nl/nl/project/Bodemdaling-door-gaswinning-Wadden.htm
