Make sure you check out the incredible work being shared on the @planet-wild YouTube channel: - Saving a baby lynx: https://www.planetwild.com/whatif/7 - Training civilians to fight wildfires in Sicily: https://www.planetwild.com/whatif/6 Or start your membership today starting at $5/month: If you like what Planet Wild is doing, join their fast growing community of people funding Planet Wild’s mission with a monthly subscription: https://planetwild.com/whatif/lynx Find us on Whatsapp: https://whatsapp.com/channel/0029Va8VC502ER6r1yk1yP2Y Over 300 million years ago, before the age of giant dinosaurs, Earth was covered with giant insects. Why were insects so enormous during this time? What did oxygen have to do with it? And why did these insects go extinct? 00:00 What Was Earth Like in the Age of Giant Insects? 01:35 Meganeura 02:32 Pulmonoscorpius 04:33 Oxygen Toxicity 05:35 Carboniferous Period Transcript and sources: https://whatifshow.com/what-was-earth-like-in-the-age-of-giant-insects/ Get the What if book: http://bit.ly/ytc-the-what-if-100-book Join this channel to get access to perks: null Interested in sponsoring our episodes or collaborating? Email us: inquiries@underknown.com Our other channels: How to Survive: https://bit.ly/how-to-survive-show Aperture: https://bit.ly/aperture-show T-shirts and merch: https://bit.ly/shopwhatif Newsletter: http://bit.ly/whatif-newsletter What If elsewhere: Discord: https://discord.gg/Bj5UnspbwE Instagram: http://bit.ly/whatif-instagram Twitter: http://bit.ly/whatif-twitter Facebook: http://bit.ly/facebook-whatif Produced with love by Underknown in Toronto: https://underknown.com/ #whatif #insects #ageofinsects #earth