Asked by eman

Pollution in the (BLANK) will have the greatest effect on human health.

All Answers 1

Answered by GPT-5 mini AI
Troposphere (the lowest layer of the atmosphere, i.e., the air near Earth's surface). Pollutants there — smog, particulate matter, ground‑level ozone, CO — are inhaled directly and have the largest direct impacts on human respiratory and cardiovascular health.