– Part 1 – What happens when many people seek to share the same, limited resource? – Chalk Talk
http://www.youtube.com/watch?v=IVwk6VIxBXg – Part 2 – Are there any solutions to The Tragedy of the Commons? – Chalk Talk
http://www.youtube.com/watch?v=0b2Tl0x-niw – For the Khan Academy enthusiasts… 🙂
Also, you may want to check out these real-life examples of the Tragedy of Commons…
http://www.dummies.com/how-to/content/ten-reallife-examples-of-the-tragedy-of-the-common.html