ドラマチック
劇的
air
atmosphere
bucharest
carbon
carbon dioxide
chimney
conceptual
dioxide
ecology
electric
electricity
emission
energy
environment
environmental
exhaust
factory
fuel
fumes
generation
global
industrial
industry
ozone
pipe
plant
poisonous
pollute
pollution
power
power station
refinery
romania
sky
smog
smoke
smokestack
steam
sunset
technology
tower
toxic
unhealthy
warming