A tree growing inside a light bulb, symbolizing sustainable and renewable energy
Palabras clave
light,
bulb,
tree,
plant,
nature,
environment,
ecology,
sustainability,
renewable energy,
clean energy,
solar energy,
wind energy,
geothermal energy,
bio-fuel,
green energy,
environmentally friendly,
green,
sustainable,
conservation,
preservation,
climate change,
global warming,
pollution,
future,
hope,
progress,
innovation,
technology,
science,
engineering,
idea,
solution,
problem,
challenge,
opportunity,
growth,
development,
life,
vitality,
energy,
power,
earth,
light bulb
){kind=link}