Verified Certificate

Supported by the following organizations

This is to certify that Gijsbert Wierink successfully completed and received a passing grade in CRAM1x: Critical Raw Materials: Managing Resources for a Sustainable Future a course of study offered by DelftX, an online learning initiative of Delft University of Technology.

Noted by

Ester van der Voet

Ester van der Voet

Associate Professor Institute of Environmental Sciences, Leiden University

Alessandra Hool

Alessandra Hool

CEO ESM Foundation

David Peck

David Peck

Associate Professor Faculty of Architecture and the Built Environment, TU Delft

About edX

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About edX Verified Certificates

An edX Verified Certificate signifies that the learner has agreed to abide by the edX honor code and completed all of the required tasks of this course under its guidelines, as well as having their photo ID checked to verify their identity.