1. It is celebrated every year on June 5
World Environment Day is observed annually on June 5 and is one of the largest global platforms for environmental awareness and action. Governments, organizations, and individuals participate in campaigns, clean-up drives, and educational events.

2. It was established by the United Nations in 1972
The day was created by the United Nations following the Stockholm Conference on the Human Environment, marking a major step in global environmental cooperation.

3. It focuses on a specific theme annually
Each World Environment Day revolves around a key environmental issue such as plastic pollution, ecosystem restoration, climate action, or biodiversity conservation, helping direct global attention toward pressing concerns.

4. Plastic pollution remains a major concern
Millions of tonnes of plastic waste enter ecosystems annually, affecting wildlife, oceans, and human health. Many World Environment Day campaigns have emphasized reducing single-use plastics and improving waste management.

5. It encourages global participation
From schoolchildren and community groups to businesses and governments, people across more than 150 countries take part in activities that promote environmental protection and sustainability.

6. A different country hosts it each year
Every year, a different nation serves as the host country and leads international activities, highlighting regional environmental challenges and solutions.
