The Black Earth
Krupenikov, Igori Arcadie / Boincean, Boris P / Dent, David![The Black Earth](https://support.digitalhusky.com/media/annotations/sorted/147/14762373/CHSBZCOP0314762373.jpg)
Soil is the Earth’s living skin. It provides anchorage for roots, holds water long enough for plants to make use of it and the nutrients that sustain life – otherwise the Earth would be as barren as Mars. It is home to myriad micro-organisms and armies of microscopic animals as well as the familiar earthworm that accomplish biochemical transformations from fixing atmospheric nitrogen to recycling wastes, it receives and process all fresh water...