UN Environment Programme

Join the 2026 celebrations by planning and registering your event and activities today.

All submissions will be added to our global map and featured as part of our collective action:
https://www.worldenvironmentday.global/2026/get-involved/register-activity

Energy needs are increasing, yet the sector is already responsible for three-quarters of global greenhouse gas emissions.

Learn how increasing efficiency and transitioning to renewables can drastically cut planet-warming emissions, while providing : https://www.unep.org/topics/energy

Climate change is making floods, heatwaves, and storms more dangerous.

Early warning systems help predict these risks and alert people in time to act, saving lives, homes, and livelihoods.

Explore more about this cost-effective disaster risk reduction approach: https://ow.ly/bV4650YYpqs

How to protect the ozone layer and fight ?

This new ‘Products and Tools’ catalogue by UNEP’s OzonAction - an implementing agency of the Montreal Protocol - provides resources to help stakeholders in governments and industries implement the Montreal Protocol effectively.

Learn more: https://www.unep.org/ozonaction/resources/toolkits-manuals-and-guides/ozonaction-products-and-tools-catalogue

We still have time to turn things around for the better.

Fixing the planet is possible, but it means transforming how we power our world, grow food, manage waste, and protect nature.

The payoff? Up to US$100 trillion in benefits every year.

Read more: https://www.unep.org/news-and-stories/story/heres-recipe-fixing-planet-according-landmark-new-report-unep

Chances are you know the climate is changing, and that means trouble.

But what exactly is driving the climate crisis? How bad are things now, and how much worse could they get?

From rising emissions to melting permafrost and growing economic risks, these seven graphs break down the state of the climate crisis today.

Ahead of on 5 June, explore UNEP’s latest data and why the world needs to act : https://www.unep.org/news-and-stories/story/climate-crisis-explained-seven-graphs

What is your "spark bird" — the first bird that captured your interest?

Bird watching is captivating generations old and new, but the species we love are under mounting pressure. Habitat loss, pollution, climate change, and other human pressures are causing alarming declines.

Migratory birds make incredible journeys every year, crossing national boundaries and continents, with some travelling thousands of miles to feed and breed. They connect continents and ecosystems, and need healthy environments in every community along the way.

This , join millions of people worldwide in contributing vital information about migratory birds, their habitats, and the challenges they face. Register or explore events near you:

https://www.worldmigratorybirdday.org/

World Migratory Bird Day (WMBD)

Mexico's islands host one-third of the world's seabird species, but invasive species have long threatened their survival.

Ahead of , learn how this initiative is bringing them back: https://www.unep.org/news-and-stories/story/how-locally-extinct-seabirds-returned-mexicos-islands

The planet is sending us signals.

Heat. Floods. Drought.

More frequent. More intense.

And yet, humanity is closer to the solutions than ever.

What happens next is in our hands.

June 5 is , and this year is about taking action .

Join us to help accelerate the change already underway: https://www.worldenvironmentday.global/

Nigerien architect Mariam Issoufou is redefining sustainable, climate-resilient buildings across the Sahel.

By combining modern designs with local materials and heritage, her structures are keeping locals cool and prepared for a warming world.

Learn more about this honouree and her vision for architecture as a tool for climate resilience and dignity: https://www.unep.org/news-and-stories/story/nigerien-architect-channelling-past-contemporary-climate-savvy-buildings