Often overlooked, soil is one of our planet’s largest living ecosystems and the foundation of our lives. It provides 95% of our food, supports global biodiversity and helps balance the climate by storing atmospheric carbon. Often overlooked, soil is one of our planet’s largest living ecosystems and the foundation of our lives. It provides 95% of our food, supports global biodiversity and helps balance the climate by storing atmospheric carbon. Environment Phys.org – latest science and technology news stories