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On Wednesday, November 18, 2026, iron powder will take center stage at 'De Top van Onderop' (The Summit from the Grassroots). Come and learn how 'Iron Power'—circular energy derived from metal—can play a key role in the energy transition.
Date & Time
Wednesday, November 18, 2026
9:30 AM – 5:00 PM (registration opens at 8:30 AM)
Location
Theater Spant!
Doctor Abraham Kuyperlaan 3
1403 GE Bussum
'De Top van Onderop' is a day dedicated to highlighting grassroots doers and successful societal initiatives. While world leaders discuss climate change at COP31 in Turkey, we will demonstrate in Bussum that the grassroots movement in the Netherlands is actively steering toward a sustainable future. In addition to plenary sessions, theatrical performances, showcases of grassroots champions, and a live link to COP31, attendees can choose from around thirty workshops, lectures, and innovation showcases. Metalot at 'De Top van Onderop'
In the Innovation Theater, we present:
Iron powder: the ultimate multi-purpose tool for the energy transition.
Discover how iron powder—a circular, safe, and compact energy carrier—can contribute to high-temperature heat generation, seasonal energy storage, and the decarbonization of industry.
Admission is free
Registration required
Register via the official 'De Top van Onderop' website:
→ Register here as an attendee
View the full program at detopvanonderop.nl.
