green

blue

sky

business

nature

environment

orange

wind

energy

protection

man

electric

electricity

industrial

power

technology

construction

industry

ecology

data

clean

helmet

protective

blades

safety

navigation

tablet

alternative

generator

mill

turbine

windmill

architect

worker

engineer

bald

hardhat

renewable

settings

climatic

indicators

wind turbine

renewable energy

index finger

point out

safety helmet

eco generation

green tariff