DW Tomorrow Today November 5, 2022
Farming methods have changed over time, but soil degradation is a world wide problem. How can soil be restored to full health . Ah, thats the topic in this edition of dw science magazine. Welcome to tomorrow to day. Soil not only provides us with feed, its also natural habitat, as well as the water and carbon reservoir. It consists of different layers. There is hardly any life in the bedrock and the withered stone fragments above it. Apart from a few isolated roots, water is filtered and stored in the sub soil. The top soil is full of nutrients and forms a habitat for numerous microbes. The hu...