Environmental Date | Date(s) |
National Bird Day | 01-05: January 5 |
International Zebra Day | 01-31: January 31 |
World Wetlands Day | 02-02: February 2 |
World Ostrich Day | 02-02: February 2 |
World Marmot Day | 02-02: February 2 |
World Pangolin Day | 02: Third Saturday of February |
World Whale Day | 02: Third Sunday of February |
World Bonobo Day | 02-14: February 14 |
World Hippopotamus Day | 02-15: February 15 |
International Polar Bear Day | 02-27: February 27 |
World Wildlife Day | 03-03: March 3 |
Solar Appreciation Day | 03: Second Friday of March |
International Day of Action for Rivers | 03-14: March 14 |
World Consumer Rights Day | 03-15: March 15 |
Buzzards Day | 03-15: March 15 |
National Panda Day | 03-16: March 16 |
Global Recycling Day | 03-18: March 18 |
World Serval Day | 03-18: March 18 |
Taxonomist Appreciation Day | 03-19 : March 19 |
World Sparrow Day | 03-20: March 20 |
World Frog Day | 03-20: March 20 |
World Rewilding Day | 03-20: March 20 |
International Day of Forests | 03-21: March 21 |
World Planting Day | 03-21: March 21 |
World Wood Day | 03-21: March 21 |
World Water Day | 03-22: March 22 |
International Seal Day | 03-22: March 22 |
World Meteorological Day | 03-23: March 23 |
International Day of Zero Waste | 03-30: March 30 |
Manatee Appreciation Day | 03: Last Wednesday in March |
World Aquatic Animal Day | 04-03: April 3 |
World Rat Day | 04-04: April 4 |
International Beaver Day | 04-07: April 7 |
Zoo Lovers Day | 04-08: April 8 |
Arbor Day | 04-26: April 26 |
Bat Appreciation Day | 04-17: April 17 |
Earth Day | 04-22: April 22 |
International Pallas's Cat | 04-23: April 23 |
World Day for Laboratory Animals | 04-24: April 24 |
World Tapir Day | 04-27: April 27 |
International Hyena Day | 04-27: April 27 |
Day of Remembrance for all Victims of Chemical Warfare | 04-29: April 29 |
Green Up Day | 05: First Saturday of May in Vermont |
World Tuna Day | 05-02: May 2 |
International Leopard Day | 05-03: May 3 |
Wild Koala Day | 05-03: May 3 |
Greenery Day | 05-04: May 4 in Japan (previously April 29) |
World Donkey Day | 05-08: May 8 |
Go Public Gardens Days | Friday before to the Sunday after Mother's Day |
World Migratory Bird Day | Second Saturday of May. Second Saturday of May in the U.S. and Canada; Second Saturday of October in Mexico, Central and South America, and the Caribbean. |
Endangered Species Day | 05: Third Friday of May |
Bike-to-Work Day | 05: Third Friday of May |
World Bee Day | 05-20: May 20 |
International Day for Biological Diversity (World Biodiversity Day) | 05-22: May 22 |
World Turtle Day | 05-23: May 23 |
European Day of Parks - Europarc Federation | 05-24: May 24 |
World Otter Day | 05-25: May 25 |
World Dugong Day | 05-28: May 28 |
Black Birders Week | 05-29 May 29 |
World No Tobacco Day | 05-31: May 31 |
World Parrot Day | 05-31: May 31 |
World Reef Day | 06-01: June 1 |
World Peatlands Day | 06-02: June 2 |
World Bicycle Day | 06-03: June 3 |
World Environment Day | 06-05: June 5 |
Solomon Memorial Day | 06-05: June 5 |
World Oceans Day | 06-08: June 8 |
Coral Triangle Day | 06-09: June 9 |
International Lynx Day | 06-11: June 11 |
National Cougar Day | 06-12: June 12 |
Global Wind Day | 06-15: June 15 |
World Sea Turtle Day | 06-16: June 16 |
World Day to Combat Desertification and Drought | 06-17: June 17 |
World Croc Day | 06-17: June 17 |
World Horseshoe Crab Day | 06-20: June 20 |
World Giraffe Day | 06-21: June 21 |
World Camel Day | 06-22: June 22 |
World Rainforest Day | 06-22: June 22 |
Black Birders Week | 06-24: June 24 |
World Decarbonisation Day | 24-28: June 25 |
World Population Day | 07-11: July 11 |
Shark Awareness Day | 07-14: July 14 |
World Chimpanzee Day | 07-14: July 14 |
World Orca Day | 07-14: July 14 |
World Snake Day | 07-16: July 16 |
International Day for the Conservation of the Mangrove Ecosystems | 07-26: July 26 |
World Nature Conservation Day> | 07-28: July 28 |
International Tiger Day | 07-29: July 29 |
World Ranger Day - International Ranger Federation | 07-31: July 31 |
International Clouded Leopard Day | 08-04: August 4 |
International Moon Bear Day | 08-08: August 8 |
World Lion Day | 08-10: August 10 |
World Elephant Day | 08-12: August 12 |
World Hirola Day | 08-12: August 12 |
International Wolf Day | 08-13: August 13 |
World Lizard Day | 02-08: February 8 |
National Honey Bee Day | 08-15: August 15 |
World Orangutan Day | 08-19: August 19 |
World Mosquito Day | 08-20: August 20 |
World African Wild Dog Day | 08-26: August 26 |
International Whale Shark Day | 08-30: August 30 |
World Beach Day, aka National Beach Day | 09-01: September 1 |
International Primate Day | 09-01: September 1 |
Japan Dolphin Day | 09-01: September 1 |
Amazon Rainforest Day | 09-05: September 5 |
International Vulture Awareness Day | 09: First Saturday of September |
International Day of Clean Air for blue skies | 09-16: September 7 |
World Dolphin Day | 09-12: September 12 |
International Colugo Day | 09-15: September 15 |
International Day for the Preservation of the Ozone Layer | 09-16: September 16 |
World Manta Day | 09-17: September 17 |
World Water Monitoring Day | 09-18: September 18 |
PARK(ing) Day [de] | 09: Third Friday in September |
World Cleanup Day | 09: September 16, 2023, Third Saturday in September |
National Cleanup Day | 09: September 18, 2021, Third Saturday in September |
International Red Panda Day | 09: Third Saturday of September |
Zero Emissions Day | 09-21: September 21 |
Car Free Day | 09-22: September 22 |
World Rhino Day | 09-22: September 22 |
National Hunting and Fishing Day | 09-23: September 23 |
Ecological Debt Day (Earth Overshoot Day) | 09-23: September 23 in 2008, but receding |
World Gorilla Day | 09-24: September 24 |
World Environmental Health Day | 09-26: September 26 since 2011 (IFEH) |
World Cassowary Day | 09-26: September 26 |
International Day of Awareness of Food Loss and Waste | 09-29: September 29 |
World Rivers Day | 09: Last Sunday of September |
International Raccoon Appreciation Day | 10-01: October 1 |
World Farm Animals Day | 10-02: October 2 |
World Habitat Day | 10: First Monday of October |
World Animal Day | 10-04: October 4 |
National Badger Day | 10-06: October 6 |
World Octopus Day | 10-08: October 8 |
Energy Efficiency Day | 10: First Wednesday in October |
International Day for Natural Disaster Reduction | 10-13: October 13 |
International E-Waste Day | 10-14: October 14 |
International Sawfish Day | 10-17: October 17 |
Stepping Stone Day | 10-17: October 17 |
Sustainability Day! | 10: Fourth Wednesday of October |
World Okapi Day | 10-18: October 18 |
International Sloth Day | 10-20: October 20 |
National Reptile Awareness Day | 10-21: October 21 |
International Wombat Day | 10-22: October 22 |
International Snow Leopard Day | 10-23: October 23 |
Freshwater Dolphin Day | 10-24: October 24 |
International Gibbon Day | 10-24: October 24 |
International Day of Climate Action | 10-24: October 24 |
World Lemur Day | 10: Last Friday of October |
World Ecology Day | 11-01: November 1 |
World Vegan Day | 11-01: November 1 |
World Basking Shark Day | 11-03: November 3 |
International Day for Preventing the Exploitation of the Environment in War and Armed Conflict | 11-06: November 6 |
National Bison Day | 11: First Saturday in November |
America Recycles Day | 11-15: November 15 |
World Fisheries Day | 11-21: November 21 |
International Jaguar Day | 11-29: November 29 |
International Cheetah Day | 12-04: December 4 |
Wildlife Conservation Day | 12-04: December 4 |
World Soil Day | 12-05: December 5 |
International Mountain Day | 12-11: December 11 |
Monkey Day | 12-14: December 14 |
Ozone Action Day | Variable date depending weather conditions |
eDay - Electronic Waste Day | Variable date, in New Zealand |
World Fish Migration Day | Variable date (next one- 22 May 2022; last one- 24 October 2020) |