A paper just published in Nature Food by researchers from the EU Joint Research Centre (JRC) and FAO has for the first time provided a consistent database of food system greenhouse gas (GHG) emissions globally and for every country with yearly frequency for the period 1990-2015. The authors justifiably claim that it represents a milestone in our understanding of how the global food system has developed. This post looks at some of the main messages provided by the paper.
It is first important to understand what the data are measuring. Although they cover food system emissions, these data are not consumption-based food system emission estimates or footprints.… Read the rest