What killed the dinosaurs?

The video explores theories on dinosaur extinction, focusing on whether a catastrophic asteroid impact or gradual volcanic activity led to their demise. It discusses the evidence supporting each theory, such as the presence of iridium in the Earth's crust and the effects of volcanic dust on climate. The impact on herbivorous and carnivorous dinosaurs due to climate change is also examined, highlighting the debate on whether the change was sudden or gradual.

What are the two main theories regarding the extinction of dinosaurs?

How does the catastrophe theory explain the extinction of dinosaurs?

What evidence is presented to support the asteroid impact theory?

What role did volcanic eruptions play in the extinction of dinosaurs according to the second theory?

In what ways did climate change contribute to the extinction of dinosaurs?