The unstable chemicals dissolved in the Martian regolith suggest that the amount of ultraviolet radiation reaching the surface of Mars is much greater than the amount reaching the surface of Earth. The Martian atmosphere lacks which constituent in sufficient quantities to absorb incoming ultraviolet radiation?

Question

Quizplus · Accepted Answer

Ozone is crucial for absorbing ultraviolet radiation in the Earth's atmosphere. Mars lacks a significant ozone layer, which allows more ultraviolet radiation to reach its surface compared to Earth.

The Unstable Chemicals Dissolved in the Martian Regolith Suggest That