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United Nations Observances

Environment

Days
21 March International Day of Forests and the Tree A/RES/67/200
22 March World Water Day A/RES/47/193
23 March World Meteorological Day  [WMO] WMO/EC-XII/Res.6
22 April International Mother Earth Day A/RES/63/278
14–15 May World Migratory Bird Day [UNEP] —
22 May International Day for Biological Diversity A/RES/55/201
5 June World Environment Day [UNEP] A/RES/2994 (XXVII)
8 June World Oceans Day A/RES/63/111
17 June World Day to Combat Desertification and Drought A/RES/49/115
16 September International Day for the Preservation of the Ozone Layer A/RES/49/114
26 September
(Last week of September)		 World Maritime Day [IMO] IMCO/C XXXVIII/21
13 October International Day for Disaster Reduction A/RES/44/236
A/RES/64/200
6 November International Day for Preventing the Exploitation of the Environment in War and Armed Conflict A/RES/56/4
11 December International Mountain Day A/RES/57/245
Years
2013 International Year of Water Cooperation A/RES/65/154
2011 International Year of Forests A/RES/61/193
2010 International Year of Biodiversity A/RES/61/203
2009 Year of the Gorilla –
2009 International Year of Natural Fibers A/RES/61/189
2008 International Year of Planet Earth A/RES/60/192
2008 International Year of Sanitation A/RES/61/192
2007/08 International Polar Year (WMO) –
2006 International Year of Deserts and Desertification A/RES/58/211
2003 International Year of Freshwater A/RES/55/196
2002 International Year of Mountains A/RES/53/24
2002 International Year of Ecotourism A/RES/53/200
1998 International Year of the Ocean A/RES/49/131
Decades
2011–2020 United Nations Decade on Biodiversity A/RES/65/161
2010–2020 United Nations Decade for Deserts and the Fight against Desertification A/RES/62/195
2005–2015 International Decade for Action, “Water for Life” A/RES/58/217
2005–2014 United Nations Decade of Education for Sustainable Development A/RES/57/254
1990–1999 International Decade for Natural Disaster Reduction A/RES/42/169
A/RES/44/236
1981–1990 International Drinking Water Supply and Sanitation Decade A/RES/35/18