asked 134k views
15 votes
Monitoring levels of which two gases would help determine the human impact on air quality

a.oxygen
b.methane
c.carbon dioxide

asked
User Rezzie
by
8.8k points

2 Answers

1 vote
Any of ...nitrogen dioxide, Ozone , PM, SO2.
answered
User BaronS
by
7.8k points
9 votes

Answer:

its methane and carbon dioxide :I

Step-by-step explanation:

i dids the test

answered
User Mohit Tilwani
by
8.0k points

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