Jean-Pierre Walker Posted about 1 year ago Allan Savory: How to fight desertification and reverse climate change This is a man with a mission to make up for what he did in the past. I find something commendable in being able to admit a mistake like his and own it. This is one of the few talks that actually provided me with a glimpse of hope. I just don't understand why if this is a proven technique, it is not being used everywhere. It seems to benefit all sides.