In 2025, the theme focuses on "Putting an End to Plastic Pollution." World Environment Day 2025: Every year on June 5, World Environment Day is observed across the globe to reinforce and sustain awareness around environmental action.

 

In 2025, the theme focuses on "Putting an End to Plastic Pollution." World Environment Day 2025: Every year on June 5, World Environment Day is observed across the globe to reinforce and sustain awareness around environmental action.

World Environment Day, held annually on June 5th, was established by the United Nations in 1972 at the Stockholm Conference on the Human Environment. The first World Environment Day was celebrated in 1973 with the theme "Only One Earth". The event serves as a global platform to raise awareness about environmental issues and encourage action. 

Here's a more detailed look at the history:

1972:

The United Nations General Assembly designated June 5th as World Environment Day during the Stockholm Conference on the Human Environment. This conference, the first of its kind to focus on environmental protection, aimed to address the impact of human interactions on the environment. 

1973:

The first World Environment Day was celebrated with the theme "Only One Earth". This theme highlighted the interconnectedness of the planet and the need to protect it. 

Ongoing:

Since 1973, World Environment Day has been observed annually, with each year having a different theme and host country. The event has grown to become the largest global platform for environmental outreach, engaging millions of people worldwide.

Here are the World Environment Day themes from 2000 onward:

2000s:

2000: "The Environment Millennium - Time to Act"

2001: "For Life on Earth - Save our Seas"

2002: "Sustainable Consumption and Production"

2003: "Water"

2004: "The Green City"

2005: "Droughts"

2006: "Deserts and Desertification"

2007: "Melting ice, changing climate"

2008: "The Earth's Natural Treasures: A New Future for Nature"

2009: "Your Planet, Your Life, Make a difference!"

2010: "Rethink, Reuse, Recycle" 

2010s:

2011: "Forests: Nature at Work"

2012: "Green Economy: Does it Include You?"

2013: "Think, Eat, Save"

2014: "Forests"

2015: "7 Billion Dreams. 1 Planet. Consumption that Matters"

2016: "Illegal Wildlife Trade"

2017: "Connecting People with Nature"

2018: "Beat Plastic Pollution"

2019: "Air Pollution"

2020: "Time for Nature" 

2020s:

2021: "Ecosystem Restoration"

2022: "Only One Earth"

2023: "Solutions to Plastic Pollution"

2024: "Land Restoration, Desertification and Drought Resilience"

2025: "End Plastic Pollution"