Which of the following is a major contributor to air po... | Green Warrior Class 9

Green Warrior Class 9 Sustainable Cities and Communities

Asked by GIANSH GUPTA KHUNDKER · BIRLA BRAINIACS

Which of the following is a major contributor to air pollution in urban areas?
a) Solar energy usage
b) Exhaust fumes from motor vehicles
c) Green roofing
d) Bicycling

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