International Day for Biological Diversity
Protect nature's variety! Biodiversity Day raises awareness about the importance of biological diversity. Support conservation efforts to protect Earth's incredible variety of life.
About International Day for Biological Diversity
Protect nature's variety! Biodiversity Day raises awareness about the importance of biological diversity. Support conservation efforts to protect Earth's incredible variety of life.
History & origins
International Day for Biological Diversity is a United Nations observance marked each year on May 22. The UN General Assembly first created the observance in 1993, and later moved it to May 22 in 2000 to commemorate the 1992 adoption of the Convention on Biological Diversity in Nairobi. The day is coordinated through the Convention on Biological Diversity Secretariat and is observed globally.
Why it matters
Biodiversity underpins food systems, clean water, pollination, medicines, and resilient ecosystems, so its loss affects both nature and people. The observance helps spotlight conservation, habitat protection, and sustainable development at a time when species are disappearing at an alarming rate.
How to celebrate
Learn about local ecosystems. Support conservation organizations. Plant native species. Reduce your environmental impact. Share biodiversity facts. Visit nature preserves.
Facts
- Over 8 million species exist on Earth
- We're losing species at an unprecedented rate
- Biodiversity supports ecosystem health
- Many medicines come from diverse species
- Protecting biodiversity protects human survival
Upcoming dates
- Friday, May 22, 2026
- Saturday, May 22, 2027
- Monday, May 22, 2028
- Tuesday, May 22, 2029
- Wednesday, May 22, 2030
Frequently asked questions
When is International Day for Biological Diversity in 2026?
International Day for Biological Diversity in 2026 is on Friday, May 22, 2026.
What is International Day for Biological Diversity?
It is a United Nations day focused on raising awareness about biodiversity and conservation. The goal is to highlight why protecting the variety of life on Earth matters for ecosystems and human well-being.
Who started International Day for Biological Diversity?
The United Nations established it. The observance was created by the UN General Assembly in 1993 and later assigned to May 22 in 2000.
How do you celebrate International Day for Biological Diversity?
You can celebrate by learning about local ecosystems, planting native species, and supporting conservation groups. Sharing biodiversity facts or visiting nature preserves also fits the spirit of the day.
Is International Day for Biological Diversity an official UN observance?
Yes, it is an official UN international day. It was proclaimed by the United Nations General Assembly and is tied to the Convention on Biological Diversity.
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