Only a handful of years ago, we thought oil at $100 a barrel might be with us for life. Now, with faltering Chinese demand and booming US production, it stands at less than half of that. Soft commodities and food have been on a similar rollercoaster.
PS21 calls together an expert panel to look at where we go from here. They will look at the battle to influence markets between Washington, Moscow and Saudi Arabia, the outlook for demand at the future of renewables and fracking. What will happen to food prices — and what effect might that have all the more volatile, vulnerable areas of the world.