Chapter 2: Biodiversity changes over time

1. Write in your notebook :

Chapter 2 : Biodiversity changes over time

How can we observe the change in biodiversity over time?


2. Watch the video: L’évolution de la biodiversité. After viewing it, on a blank sheet of paper, write down the main ideas you have selected. Look for at least several minutes before restarting the video to complete or correct your key ideas.


3. Answer the following form : La biodiversité change au cours du temps.


4. Watch the video below on the 6th mass extinction (source :