World Cleanup Day 2024 Theme. Check out how you can become a part of this global. The inaugural event of the first world cleanup day is on 20 september in the city of tromsø, norway, with the theme “arctic cities and marine litter”.
World cleanup day unites more than 20 million people in 190+ countries annually on september 20. On september 20, 2024, world cleanup day, people in 190 countries are standing up against the global trash problem and clean up waste, making it the biggest positive civic action the world has seen.