Because the smoke causes pollution
Pollution is caused by carbon dioxide.
Air and noise pollution is caused on Diwali. Water pollution is caused on Holi.
most pollution is caused by fuels,chemicals and etc.
Noise pollution can caused a person "deaf".
pollution is caused by littering and by leaving rotton things around.
arsenic pollution
Same was as any human reallyy... Car fumes is a main one I don't know if you would include this as pollution, but smokers I guess. :/
43% of the oil pollution taht happens is caused by humans.
the main diseases caused by pollution are such as lung and skin cancers
Pollution on the thames can be caused by the storms that caused 600,00 tonnes of untreated sewage into the thames.
Air pollution
Pollution is the artificial contamination of the environment by human activity. Therefore, by the nature of the definition of the word "pollution," yes, it is caused by us.