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Air pollution in US and Canadian cities is caused mostly by A clear-cutting forests for timber B. releasing emissions from vehicles and industry C. dumping runoff from farms int…

Air pollution in US and Canadian cities is caused mostly by A clear-cutting forests for timber B. releasing emissions from vehicles and industry C. dumping runoff from farms int…
asked 116k views
13 votes
Air pollution in US and Canadian cities is caused mostly by

A clear-cutting forests for timber
B. releasing emissions from vehicles and industry
C. dumping runoff from farms into rivers
D. harvesting minerals from mines
Please select the best answer from the choices provided
0 ООО
С
D

asked
User Siro
by
8.7k points

2 Answers

5 votes

Answer:

B

Step-by-step explanation:

answered
User Ohgodwhy
by
7.9k points
5 votes

Answer:

releasing emissions from vehicles and industry

answered
User BhavO
by
7.5k points
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