Read The Once and Future World https://www.amazon.com/Once-Future-World-Nature-Could/dp/0307362183 https://www.amazon.com/Once-Future-World-Nature-Could/dp/030.

Read The Once and Future World https://www.amazon.com/Once-Future-World-Nature-Could/dp/0307362183 https://www.amazon.com/Once-Future-World-Nature-Could/dp/030... to learn how much more whales there used to be and their effect on making the environment more stable and able to sustain life. It's stunning and, I hope, behavior-changing. I did two video essays on the book, though I didn't cover the parts on whales - http://joshuaspodek.com/your-daily-environment-009-the-once-and-future-world-8-9-19 http://joshuaspodek.com/your-daily-environment-009-the-once-... - http://joshuaspodek.com/your-daily-environment-010-the-once-and-future-world-august-27-2019 http://joshuaspodek.com/your-daily-environment-010-the-once-...