Sustainability calendar
All awareness days on sustainability, climate, nature, ecology, society and nonprofits in one calendar. Handy for planning your content, campaigns and events.
Mon
Tue
Wed
Thu
Fri
Sat
Sun
26
27
28
29
30
31
Night of the Night (NL)
World Cities Day
1
2
3
4
5
6
International Day for Preventing the Exploitation of the Environment in War
7
National Nature Volunteer Day (NL)
8
9
10
Caregivers Day (NL)
11
12
13
14
15
16
17
18
19
World Toilet Day
20
World Children's Day
21
22
23
24
25
Orange the World
26
27
Buy Nothing Day / Green Friday
28
29
30
1 Dec
GivingTuesday
2
3
International Day of Persons with Disabilities
4
5
International Volunteer Day
World Soil Day
6
Awareness days in November 2026
-
International Day for Preventing the Exploitation of the Environment in War
UN day against exploiting the environment in war and armed conflict.
Nature & ecology International -
National Nature Volunteer Day (NL)
The biggest outdoor volunteer day in the Netherlands.
Nature & ecology Netherlands -
Caregivers Day (NL)
Appreciation for family caregivers in the Netherlands.
Nonprofits & volunteers Netherlands -
World Toilet Day
UN day for sanitation for everyone.
Social Impact International -
World Children's Day
The day the UN Convention on the Rights of the Child was adopted.
Social Impact International -
Orange the World
The start of 16 days of action against violence against women.
Social Impact International -
Buy Nothing Day / Green Friday
A counterpoint to Black Friday: buy nothing, or buy mindfully.
Circularity & consumption International
Days marked approximate date are set each year by the organizer. Missing a day? Let us know.