January 2021
7-15 - IUCN World Conservation Congress, Marseille
25-26 - Climate Adaptation Summit 2021
February 2021
March 2021
April 2021
22 - Earth Day
May 2021
5-7 - 2nd Global Sustainable Transport Conference
6-7 - Petersberg Climate Dialogue
8-9 - Pacific Leaders Summit
11-14 - Latin America and Caribbean Regional Climate Week
24-26 - RISE Africa
31-4 June - EU Green Week
June 2021
1 - Zuid-Holland: The new Dutch Hydrogen Valley (webcast)
5 - Chungnam event to mark World Environment Day
11-13 - G7 Leaders' Summit
21 - Commonwealth Heads of Government meeting (CHOGM)
26-4 July - London Climate Action Week (LCAW)
July 2021
24 - 100 days to COP26, Glasgow
August 2021
September 2021
14-30 - 76th Session of the UN General Assembly
20-26 - Climate Week NYC
28-30 - COP26 Youth Summit
29-1 October - Net Zero Festival
30-2 October - Pre-COP
October 2021
11-14 - European Week of Regions and Cities
11-24 - UN Biodiversity Conference, China
12-15 - TEDx Countdown Summit
30-31 - G20 Leaders' Summit
November 2021
1-12 - UN Climate Change Conference (COP26)
7 - Under2 Coalition General Assembly
December 2021