When it comes to food production, water supply and carbon capture, our best chance of fixing things may be to work on the soil beneath our feet.

Fighting climate change requires a systems change that will be tough – if not impossible. Pioneering systems thinker and co-author of the 1972 The Limits to Growth report, the late Dana Meadows, argued that a critical way to change complex systems is to find the right leverage point, where a small change can have a large impact.