What is the main source of air pollution in the world today?
a. coal-burning factories
...
History, 28.08.2019 03:30 notgoodatmath5379
What is the main source of air pollution in the world today?
a. coal-burning factories
b. chemical waste from industrial centers
c. carbon emissions from cars and trucks
d. nuclear power plants
i think it's c. but im not sure
Answers: 2
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