February
World Wetlands Day (February 2)
National Regenerative Agriculture Day (14 February)
March
Schools Clean Up Day (1 March)
Clean Up Australia Day (3 March)
SeaWeek (4-12 March)
National Groundwater Awareness Week (4-12 March)
International Womens Day (8 March )
Parks Week (2-10 March)
Harmony Week (18-24 March)
Sustainable Seafood Week (18 March – 1 April)
International Day of Forests (21 March)
National Ride2School Day (24 March)
World Water Day (22 March)
World Meteorological Day (23 March)
Earth Hour Schools Day (22 March)
Earth Hour (23 March)
April
International Day for Monuments and Sites (18 April)
Sustainable House Day (21 April)
Earth Day Planet Vs Plastics (22 April)
May
International Composting Awareness Week (5-11 May)
Walk Safely to School Day (10 May)
National Trust Australian Heritage Festival (10 – 14 May)
World Bee Day (20 May)
International Day for Biological Diversity (22 May)
Outdoor Classroom Day (23 May)
National Reconciliation Week, Now more than ever (27 May – 3 June)
July
Plastic Free July (1- 30 July )
NAIDOC Week Keep the fire burning (7-14 July)
Plastic Free July (1- 30 July)
Schools Tree Day (26 July)
National Tree Day (28 July)
August
National Landcare Week (7-13 August)
Keep Australia Beautiful Week (7-13 August)
International Day of the World’s Indigenous People (9 August)
National Science Week (10-18 August)
September
Biodiversity Month (1-30 September)
Save the Koala Month (1-30 September)
Threatened Species Day (7 September)
National Organic Week (16-22 September)
National Bilby Day (10 September)
October
Buy Nothing New Month (1 – 3 October)
World Habitat Day (2 October)
Schools Recycle Right Challenge (9 October – 10 November)
National Ride to Work Day (16 October)
Aussie Backyard Bird Count (16-22 October)
National Water Week (21-27 October)
World Teacher Day (25 October)
November
Outdoor Classroom Day (7 November)
Garage Sale Trail (9-11 & 16-17 November)
FrogID Week (8-17 November)
Australian Pollinator Week (9-17 November)
National Recycling Week (13-19 November)
World Fisheries Day (21 November)
December
International Day of People with Disability (3 December)
World Soil Day (5 December)
International Human Rights Day (10 December)
International Mountain Day (11 December)