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https://www.srsdo.cuhk.edu.hk/images/content/events/in-no-plastics-challenge.png
Source: ECC
27 July 2021 - 25 August 2021
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https://www.srsdo.cuhk.edu.hk/images/content/events/hk-green-micro-file-creation-award-2021.png
來源：香港環境師學會
10 August 2021 - 01 October 2021
