Hands holding a light bulb with different energy sources

---

Size: 5000px × 5000px
Photo credit: © Artshotphoto / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: alternative, bulb, concept, conservation, earth, eco, ecological, ecology, electricity, energy, environment, friendly, future, green, hands, health, holding, hydropower, icons, innovation, light, natural, nature, panel, power, renewable, resources, save, sign, solar, sources, sun, sustainable, symbol, technology, turbine, vector, vectors, wind, windmill