leaf, vector, green, energy, symbol, icon, nature, ecology, eco, design, logo, natural, environment, sign, concept, electricity, business, power, abstract, technology, electric, plant, clean, illustration, modern, graphic, environmental, element, electrical, creative, bio, recycle, organic, tree, light, renewable, lightning, shape, solar, template, company, isolated, fresh, flash, thunder, logotype, thunderbolt, bolt, emblem, art