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
27
28
World Nature Conservation Day
29
International Tiger Day
30
31
1
2
3
4
5
6
7
8
9
International Day of the World's Indigenous Peoples
10
World Lion Day
11
12
International Youth Day
World Elephant Day
13
14
15
16
17
18
19
World Humanitarian Day
20
21
22
23
24
25
26
27
28
29
Bat Night (NL)
30
31
1 Sep
2
3
4
5
International Day of Charity
6
Awareness days in August 2026
-
International Day of the World's Indigenous Peoples
UN day for the rights of Indigenous peoples.
Social Impact International -
World Lion Day
Spotlight on protecting lions.
Nature & ecology International -
International Youth Day
UN day for the voice of young people.
Social Impact International -
World Elephant Day
Spotlight on African and Asian elephants.
Nature & ecology International -
World Humanitarian Day
A tribute to aid workers around the world.
Nonprofits & volunteers International -
Bat Night (NL)
Bat walks and activities across the Netherlands.
Nature & ecology Netherlands Approximate date
Days marked approximate date are set each year by the organizer. Missing a day? Let us know.