The role of farming in climate change mitigation is controversial and fraught. The UN COP (Conference of Parties) Climate Change has tentatively introduced soil and carbon sequestration into its workings, via 4 pour 1000. However the role of particular agronomic practices involving livestock is under special scrutiny. Does livestock release more than it sequesters, or does the farming model matter? What about deep carbon storage? And how will policy makers work with new research and 4p1000? […]