Supported by the following organizations
This is to certify that Yijun Yoon (Student) 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 July 19, 2024
- Valid Certificate ID e45bb3b90afe4a8eb01da1d31cc8436b