ARABLE land is defined by the United Nations Food and Agriculture Organisation (FAO) as land currently used, or potentially capable of being used, to grow seasonal crops. This definition excludes land used for pasturing, for tree-farming (or “silviculture”), or for more durable agricultural products such as vineyards, orchards, and coffee and rubber plantations. In turn, non-arable land can sometimes be made arable, for example by removing forests or tilling pasture land. Some land, such as mountains, tundra, or desert, is permanently non-arable. In light of the i...