John Forster, an FCRN mailing list member, has written two very interesting articles on aquaculture for the UK Research Councils’ Food Security website www.foodsecurity.ac.uk

In "Life cycle measures of biophysical sustainability in feed production for conventional and organic salmon aquaculture in the northeast pacific" it was found that the cumulative impacts of industrial society's high material/energy throughput compromise the stability of planetary biogeochemical cycles.