Soil is the foundation of human civilization. In ancient times, productive soils (i.e. good quality soils) have supported thriving civilizations but soil degradation due to misuse caused the downfall of several of them such as the Mesopotamian and Lydian kingdoms in the Mediterranean region and the Mayan civilization in Central America (Lal, 2006). In recent decades, hunger in certain parts of the world like
Lal, R. 2006. Soil science in the era of hydrogen economy and 10 billion people. The Future of Soil Science. IUSS. pp: 76-78.