But understanding what soil is made from and how it is formed is essential to understanding what it takes to make a healthy planet. Broadly speaking, there are two types of soil: topsoil and subsoil.

Compared to intensive land use, sustainable land use allows better control of underground herbivores and soil microbes. As a ...

We can find soil in lots of different places because it's really important for almost all plants. Soil helps plants stay upright and it contains important substances to help them grow. In this ...