¿Qué mató a los dinosaurios?

The video discusses the extinction of dinosaurs, exploring two main theories: a catastrophic asteroid impact and prolonged volcanic activity. The asteroid theory suggests a massive impact caused climate change by blocking sunlight, while the volcanic theory proposes gradual climate change due to eruptions. Both theories agree that climate change led to the extinction of dinosaurs, affecting their food sources and survival. The debate continues on whether the change was sudden or gradual.

What is the significance of the iridium layer found in relation to the extinction event?

Explain how climate change affected herbivorous dinosaurs.