Ever since we created cars and electrical appliances and lights. :O
Since the industrial revolution, probably.
Air pollution is not beneficial to our long-term health.
Unleaded petrol was introduced to reduce lead pollution of the air.
Air pollution in China has been caused by industrialization. Air pollution is caused by vehicles, factories, and even smoking. The smog from China is able to reach as far away as California.
The Clean Air Act of 1970 is a US federal law intended to reduce air pollution and protect air quality The act-which underwent major revisions in 1990 and 2003-deals with ambient air pollution as well as source-specific air pollution
air pollution is a ecological balance
air pollution is related to air specialy but in pollution we include all type of pollution like water , noise, air pollution
Air pollution in the cities of Madagascar is as bad as many places in the United States and Europe. Policies have been enacted to try to clean up the air.
donuts ornge juice
When factories were getting built and then more and more people were building factories and getting air pollution
air pollution travels in the air
water pollution: polluting water air pollution: polluting air