International Day for Biological Diversity, 2025

• International Day for Biodiversity is observed every year on May 22 to promote biological diversity issues.

• The day was declared by the United Nations to increase understanding and awareness of biodiversity issues.
• The theme of International Day for Biological Diversity 2025 is Harmony with Nature and Sustainable Development.
• In addition to the diversity of plants, animals, and microorganisms, biological diversity includes genetic differences within each species.