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
downtown
damage
dioxide
light
color
architecture
station
carbon
skyline
fumes
ecological
global
blue
construction
fog
copper
white
steam
tower
old