Terra Preta: How the World's Most Fertile Soil Can Help Reverse Climate Change and Reduce World Hunger

Terra preta is the Portuguese name of a type of soil which is thought to have almost miraculous properties. The newspapers are flooded with reports about “black gold,” scientists believe that two of the greatest problems facing the world – climate change and the hunger crisis — can be solved by it. The beauty of it is that everyone can do something about it because since 2005 the secret of producing this black soil has been revealed — and it is a secret that seemed to have been lost forever...