Eco-Innovation Lightbulb Illustration - Creative Sustainability Concept #3607151 (License: Personal Use)

This whimsical digital illustration features a classic incandescent bulb shape filled with layered pastel and vivid hues-pink, cyan, yellow, purple-and a black-outlined tree at its core. Radiating yellow flame-like rays suggest illumination and energy, while the multicolored base evokes diversity and creativity. The overall style is playful, expressive, and ideal for educational or advocacy content about environmental innovation.

Used on landing pages, blog headers, or campaign visuals for sustainability initiatives, green tech startups, climate education, or design thinking workshops-targeting users seeking inspiration, visual metaphors for eco-conscious ideation, or engaging educational assets.