Environment & Ecology · Environment
When is the International Day for Biosphere Reserves observed, and which organization proclaimed it?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 122nd April, proclaimed by UNGA in 2019
- 229th December, proclaimed by CBD Secretariat in 2020
- 35th June, proclaimed by UNEP in 2015
- 43rd November, proclaimed by UNESCO in 2021✓
Correct answer
3rd November, proclaimed by UNESCO in 2021
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