Paul Higgins: I am travelling in Cambodia and Vietnam at the moment and will not eat the prawns or shrimp for two reasons - the farming methods and the fact that they are filter feeders and therefore collect al sorts of stuff in their system
climateadaptation: 2 student teams, 2 innovative video reports on shrimp farming — Pace U. on best practices and a prospect for shrimp farmed with the planet in mind and Univ. of British Columbia on pollution, land and water problems in Thai shrimp industry.
A broader take on permaculture. alexanderpf.com