| Date | Event |
| 10 January | World Wet-land Day |
| 24 February | International Spay Day |
| 21 March | World Forestry Day |
| 22 March | World Day for Water |
| 23 March | World Meteorological Day |
| 27 March | Earth Hour |
| 22 April | Earth Day |
| 24 April | Arbour Day |
| 3 May | International Migratory Bird Day |
| 4 - 9 May | National Bird Week |
| 22 May | International Day of Biological Diversity |
| 31 May | Anti-tobacco Day |
| 2 - 6 June | National Environment Week |
| 5 June | World Environmant Day |
| 8 June | World Oceans Day |
| 17 June | World Day to Combat Desertification and Drought |
| 16 - 22 July | World Water Week |
| 2 August | National Tree Day |
| 15 - 20 August | National Cleanup Week |
| 1 - 31 September | Biodiversity Month |
| 16 September | International Day for the preservation of the Ozone Layer |
| 17 - 19 September | Clean Up the World Weekend |
| 21 September | Zero Emissions Day |
|
22 September |
Car Free Day |
| 1 - 30 October | Energy Awareness Month |
| 2 October | World Habitat Day |
| 4 October | World Animal Day |
| 1 - 7 October | World Wildlife Week |
| 18 - 24 October | National Water Week |
| 22 October | World Planting Day |
| 9 - 15 November | National Recycling Week |
| 27 November | Birding Big Day |
| 11 December | International Mountain Day |