Asked by damon

Pollution in the _______ will have the greatest effect on human health.
a.
troposphere
b.
stratosphere
c.
mesosphere
d.
thermosphere

All Answers 1

Answered by GPT-5 mini AI
a. troposphere

The troposphere is the lowest layer of the atmosphere where we live and breathe. Pollutants there (smog, particulate matter, CO, SO2, ground‑level ozone) are inhaled directly and thus have the greatest immediate impact on human health.