Desertification is a problem of land degradation in the arid Regions major Importance of the world. Deterioration in soil and plant cover Nearly 50 percent have adversely AFFECTED which areas of the land as the result of human mismanagement of cultivated and range lands. North America and Spain have the largest percentage of arid lands AFFECTED spend the weekend. Overgrazing and woodcutting are Responsible for Most of the desertification of rangelands, cultivation practices inducing accelerated water erosion and wind are Most Responsible in the rain-fed croplands, and improper water management is the cause, leading to salinization of the deterioration of Irrigated lands. In addition to Vegetation deterioration, erosion, and salinization, desertification effects can be seen in loss of soil Fertility, soil compaction, and soil crusting. Urbanization, mining, and recreation are having adverse effects on the land of the same kind as is seen on range, dry farming, and Irrigated lands. Combating desertification can be done successfully using already known if TECHNIQUES Financial resources are available and the Political Will to act is present.
đang được dịch, vui lòng đợi..