B1 noun /ɛr pəˈluːʃən/
air pollution
Luftverschmutzung
Meaning
The presence of harmful or poisonous substances in the air, typically caused by industrial processes, vehicle emissions, or other human activities.
Example
Air pollution from factories led to the first environmental movement.
Die Luftverschmutzung durch Fabriken führte zur ersten Umweltbewegung.