Question

Which of the following human activities would be expected to be the biggest contributor to air pollution?

Answer 1

the types of human activities that contribute to air pollution are :-
I) Emissions From Industrial Plants and Manufacturing Activities
2) Combustion From Fossil Fuels
3) Farming Chemicals and Household Products
4) Deforestation
5) And by vehicles which realease co2

Answer 2

I think the pollution coming out from the cars.....