Which of these acts as a pollutant in the troposphere but as a UV shield in the stratosphere? A) CO B) PM-2.5 C) SO₂ D) O₃ E) Pb

Question

Quizplus · Accepted Answer

Ozone (O3) acts as a pollutant in the troposphere, where it contributes to smog and air pollution, but in the stratosphere, it forms the ozone layer, which protects life on Earth by absorbing the majority of the sun's harmful ultraviolet radiation.

Which of These Acts as a Pollutant in the Troposphere