10 – What goes in, must come out: why sh*t matters.

Supply chains, emissions, cow burps, smog… we cover a lot of interesting ground in this episode. Joining us is Dr Sajeev Em who is an agricultural systems modeler at Rothamsted Research.

What is a model? How do we use them to help us feed the world? Models help us to test different food and farm management practices or supply chains to look for how changes in one part can have far reaching impacts elsewhere.