February (one week): University of Oxford Green action week

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March 18: Global Recycling Day
Focus: Recycling, waste management, and resourcefulness

April 22: Earth Day
Focus: General environmental awareness, climate change, and sustainability

May 22: International Day for Biological Diversity (World Biodiversity Day)
Focus: Preservation of biodiversity, ecosystems, and species

June 5: World Environment Day
Focus: General environmental concerns, including pollution and conservation

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June (one week): The Great Big Green Week

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July 28: World Nature Conservation Day
Focus: Nature conservation and sustainable use of natural resources

September 5: Amazon Rainforest Day
Focus: Rainforest preservation and indigenous rights

September 16: World Cleanup Day
Focus: Community cleanup efforts and waste reduction

First Wednesday in October: Energy Efficiency Day
Focus: Energy saving, efficiency, and renewable resources

October 16: World Food Day
Focus: Food security, sustainability, and hunger eradication

December 4: Wildlife Conservation Day
Focus: Protection of endangered species and habitats

January 30: National Seed Swap Day
Focus: Seed diversity, gardening, and agriculture

February 2: World Wetlands Day
Focus: Conservation and awareness of wetland ecosystems