Question

Tropospheric ozone (O₃) acts as:

• A. A pollutant but not a greenhouse gas
• B. A weather stabilizer
• C. A greenhouse gas contributing to warming
• D. A greenhouse gas only in the stratosphere

Answer 1

Answer:

C. A greenhouse gas contributing to warming

• Ground-level or tropospheric ozone is a pollutant gas that also traps heat and acts as a greenhouse gas.