Environment

Land degradation—the loss of goods and services derived from our ecosystems, such as soil, vegetation, and other plant and animal life—not only poses a serious threat to long-term food security but puts wildlife diversity in grave danger.

Taking the form of desertification, deforestation, overgrazing, salinization, or soil erosion, land degradation can be caused by biophysical factors, such as the natural topography of an area or its rainfall, wind, and temperature; and unsustainable...