Ep 5. Worst Days on Planet Earth

The Universe season 6 episode 5, titled "Worst Days on Planet Earth," explores some of the most catastrophic events to have occurred in Earth's history. The episode delves into natural disasters that have shaped the planet and the impact they have had on life.

The episode begins by looking at some of the most significant geological events that have occurred on Earth, such as volcanic eruptions, earthquakes and tsunamis. Viewers are given an understanding of how these events are caused and the destructive force they can have. The show highlights how these events can have a lasting impact on the planet, from changing the climate to altering coastlines and creating new landscapes.

As the episode progresses, the focus shifts to specific historical events that had an enormous impact on life on Earth. The show explores how the extinction of dinosaurs was caused by a catastrophic meteor impact that caused global devastation. Viewers are given insights into what life was like before and after the impact and the impact it had on the planet's ecosystem.

The episode also looks at lesser-known events, such as the eruption of Mount Tambora in Indonesia, which caused the "year without a summer" in 1816. The show explains how the ash and gases ejected from the volcano caused global cooling, leading to crop failures and famine.

The episode also discusses the massive earthquakes that hit Lisbon, Portugal in 1755 and Tokyo, Japan in 1923. The show outlines the impact these events had on the cities and the human cost, highlighting how people coped with the devastation.

Finally, the episode concludes with a discussion of what could happen if a catastrophic event occurred in the modern age. The show explores the potential impact of events such as a supervolcano eruption or a massive meteor impact, and the steps scientists are taking to prevent or mitigate their effects.

In summary, "Worst Days on Planet Earth" is a fascinating exploration of the most catastrophic events to have occurred on our planet. By examining these events, the show provides insights into the way the planet works and how humans have adapted to life in the face of these challenges. It is a compelling and educational journey into our planet's past and its potential future.