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For decades, the world has heard the climate story—warnings, targets, distant deadlines. Too often, the response has been clouded by noise: delay, distraction, denial.

But listen closer now. Beneath the noise, another signal is rising. Solar panels stretch across rooftops. Wind turbines line the horizon. Cities are being redesigned for people. Forests are being replanted. Climate solutions are taking root in every corner of the planet.

#WorldEnvironmentDay 2026 focuses on climate change—on the urgent signals the Earth is sending and the signals we choose to send back. UNEP’s global campaign calls on all of us to step in #NowForClimate, and steer a world already in motion. See how you can . 

will host the global observance, while a cascade of events, campaigns, and creative actions will unfold across continents—on screens, in streets, and in communities everywhere.

Mark 5 June 2026 for one of the world’s largest international days for the environment. Stay tuned for updates, resources and opportunities to join this global moment for action and hope.