Question

How does increase in temperature affect air pollution?

(a) Higher temperatures reduce air pollution

(b) Higher temperatures increase air pollution

(c) Temperature does not affect the air pollution levels

(d) Humidity factor is also necessary to predict variance of air pollution with temperature

This question was addressed to me in a national level competition.

Enquiry is from Air Pollution in division Air Pollution of Environmental Engineering

Answer 1

Correct answer is (b) Higher temperatures increase air pollution

To explain I would say: Generally, air pollution increases with increase in temperature because it leads to increase in ground level ozone, nitrogen dioxide concentrations increase since higher temperature favours the oxidation of nitrogen monoxide.