a7c15d7a-what-geological-evidence-supports-the-hypothesis-that-volcanic-activity

Question

What geological evidence supports the hypothesis that volcanic activity played a major role in the Permian extinction?

Accepted Answer

The presence of large igneous provinces and widespread volcanic ash layers near the Permian-Triassic boundary.

Answer

The presence of glacial deposits indicating a rapid cooling of the climate.

Answer

The fossil record showing a sudden influx of new marine species.

Answer

The discovery of large impact craters from asteroid collisions.