Energy Conservation Day 2025. Fossil fuels still dominate global energy production, but renewable sources of energy, such as wind, solar, hydro, and geothermal, now power about 29% of electricity worldwide. By making conscious choices to reduce our energy consumption, we can collectively mitigate climate change, enhance economic resilience, and foster innovation in the clean.
Date in the current year: Fossil fuels still dominate global energy production, but renewable sources of energy, such as wind, solar, hydro, and geothermal, now power about 29% of electricity worldwide.