The International Day of Clean Energy 2026 is a global observance dedicated to raising awareness of the critical role that clean, renewable, and sustainable energy plays in addressing climate change, supporting economic development, and improving quality of life worldwide.

Marked annually, the day emphasizes the importance of accelerating the energy transition toward sources such as solar, wind, hydro, geothermal, and other low-carbon technologies. It highlights how access to clean energy contributes to climate resilience, energy security, public health, and the achievement of the Sustainable Development Goals (SDGs).

The International Day of Clean Energy 2026 provides an opportunity for governments, international organizations, businesses, researchers, civil society, and communities to showcase initiatives, share knowledge, and promote policies that support a just, inclusive, and sustainable energy future.