How the 7 billion were fed. Global production of ammonia-based nitrogen fertilizers, 1945–1998 from @VaclavSmil Enr… https://t.co/yv2KeXtkYY
RT @BJMbraun: How to be an effective political economist: Laser focus on the neuralgic points of the state-market nexus, follow
RT @BJMbraun: How to be an effective political economist: Laser focus on the neuralgic points of the state-market nexus, follow the money,…