英文關鍵字
air
carbon
chemical
chimney
climate
ecology
effect
emissions
environment
environmental
factory
gas
global
greenhouse
industrial
industry
plant
pollutants
pollutes
power
sky
smoke
smoking
stack
steam
toxic
warming
英文關鍵字
air
carbon
chemical
chimney
climate
ecology
effect
emissions
environment
environmental
factory
gas
global
greenhouse
industrial
industry
plant
pollutants
pollutes
power
sky
smoke
smoking
stack
steam
toxic
warming