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Daphnia:

biological vs mechanical filtration


Sac Empuriabrava

Costa Brava


cases


Intecol Wetland Conference in Utrecht, juli 2004

Stowa workshops Hapert en Almelo, november 2004


projects

Shimo la Tewa prison Mombasa, Kenya

Matagalpa, Nicaragua

Tanzania

UvA (password projected)


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