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IrinaVladis [17]
3 years ago
7

In order to understand human impact on the environment, scientists need to monitor the levels of many substances. which substanc

es should be monitored and controlled to help minimize the impact of human activity on air quality
A. nitrogen
B. water vapor
C. ozone
D. oxygen
Biology
2 answers:
egoroff_w [7]3 years ago
7 0

This is the correct answer

denpristay [2]3 years ago
4 0

Answer: Ozone

Explanation: The ozone layer allows protection and keeps the temperature of the earth from rising.

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