Green Dates
Celebrate environment events with your school community
Our 2026 Green Dates Calendar lists environment days and events for each term.
These events can be a great catalyst for involving the whole school or local community and enrich teaching and learning experiences.
2026 Green Dates Calendar
- 2 February World Wetlands Day
- 14 February National Regenerative Agriculture Day
- 27 February Schools Clean Up Day
- 1 March Clean Up Australia Day
- 28 February – 8 March SeaWeek
- 3 March World Wildlife Day
- 9-15 March National Groundwater Awareness Week
- 8 March International Womens Day
- 2-10 March Parks Week
- 10-16 March, Climate Action Week Sydney
- 16-22 March Harmony Week
- 21 March International Day of Forests
- 20 March National Ride2School Day
- 27 March Earth Hour Schools Day
- 28 March Earth Hour
- 22 March World Water Day
- 23 March World Meteorological Day
- 11-22 April Nature Play Week
- 7-13 April Sustainable Seafood Week
- 18 April International Day for Monuments and Sites
- 22 April Earth Day Our Power, Our Planet
- 4 May Sustainable House Day
- 3-9 May International Composting Awareness Week
- 15 May Walk Safely to School Day
- 10 – 14 May National Trust Australian Heritage Festival
- 20 May World Bee Day
- 21 May Outdoor Classroom Day
- 22 May International Day for Biological Diversity
- 27 May – 3 June National Reconciliation Week, All In for Reconciliation
- 5 June World Environment Day
- 8 June World Oceans Day
- 1- 30 July Plastic Free July
- 5-12 July NAIDOC Week
- 1- 30 July Plastic Free July
- 24 July Schools Tree Day
- 26 July National Tree Day
- 3-9 August National Landcare Week
- 3-9 August Keep Australia Beautiful Week
- 9 August International Day of the World’s Indigenous People
- 15-23 August National Science Week
- September, National School B&B Bioblitz
- 1-30 September Biodiversity Month
- 1-30 September Save the Koala Month
- 7 September Threatened Species Day
- 14-20 September National Organic Week
- 13 September National Bilby Day
- October Buy Nothing New Month
- 5 October World Habitat Day
- 15 October National Ride to Work Day
- 19-25 October Aussie Backyard Bird Count
- 19-25 October National Water Week
- 31 October World Teacher Day
- November Garage Sale Trail
- 6-15 November FrogID Week
- November Australian Pollinator Week
- 9-15 November National Recycling Week
- 21 November World Fisheries Day
- 3 December International Day of People with Disability
- 5 December World Soil Day
- 10 December International Human Rights Day
- 11 December International Mountain Day