The global food system is balanced between the supply and demand of food and tethered to our environment. These high resolution PDFs demonstrate visually the complexity of agriculture. These maps highlight how the global food system is the balance between supply and demand of food as governed by geography and politics. These elements are divided into natural systems and human systems.

https://gfsa.wordpress.com/2011/11/15/digesting-the-global-food-system-selrs-update/

Rene Michalak and Brenda Schroeder