The 2025 theme is #BeatPlasticPollution. You can choose to follow along with the current theme and their movement through https://www.worldenvironmentday.global/, or you can focus on environmental issues within your community.

It is celebrated on June 5th every year with a focus on a different environmental issue. The idea was first proposed by the United Nations

この日は毎年6月5日に異なる環境問題に焦点をあて、祝われる日です。 1972年にストックホルムで開催された国連人間環境会議で国連総会が提唱したのが始まりでした。