Supported by the following organizations
This is to certify that Robert-Daniel Mihalcea successfully completed and received a passing grade in C21001: Cities and the Challenge of Sustainable Development a course of study offered by SDGAcademyX, an online learning initiative of SDG Academy.
Noted by
Jeffrey Sachs
Professor Columbia University
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- Verified Certificate Issued August 4, 2026
- Valid Certificate ID f091445a366f418989e36cadeb4b7c3c