英文關鍵字
pollution
city
chemical
chimney
cloud
dirty
factory
timelapse
time
lapse
sky
smoke
night
urban
air
building
kharkiv
ecology
energy
kharkov
ukraine
environment
environmental
gas
industrial
industry
fire
pipe
power
fumes
town
technology
copper
steam
fog
smog
crisis
construction
blue
aerial
tower
damage
fuel
plant
ecological
above
skyline
brown
bird