User contributions
- 11:50, 15 April 2009 (diff | hist) . . (+24) . . m The Tragedy of the Commons - The Tuna Example (→The Tuna Example)
- 11:48, 15 April 2009 (diff | hist) . . (+4) . . m The Tragedy of the Commons - The Tuna Example (→The case of the Atlantic bluefin tuna (Thunnus thynnus))