Lecture 6

Debate 1: What Killed the Dinosaurs? (cont.)

Volcano-Greenhouse Theory

What is it?

Major weaknesses of volcano-greenhouse theory is that iridium anomaly and shocked quartz at K-T boundary not yet explained.

To read some more about mass extinctions, the asteroid impact theory, and alternative theories, click here.

To read more about current issues and controversies in the field of dino death, click here.

If you want to see how nasty the fighting over this topic can get, click here.