Saline and alkaline soils can also contribute to agriculture

Worldwide, saline and sodic soils detected at a depth of one metre extend over 833 million hectares. Photo: Rheins ATTRIBUTION 3.0 UNPORTED CC BY 3.0 Deed

Saline and alkaline soils can also contribute effectively to agriculture

Although subject to fertility loss, saline soils represent an important agricultural reserve when treated with appropriate restoration techniques. A recent Chinese study examines them