1.Some 22 percent of degrading land is in very arid to dry-subhumid areas, while 78 percent of it is in humid regions.
从极为干旱到亚地区,正在退化土地比例大约为22%,而78%地处地区。
2.The central concept of Inceptisols is that of soils of soills of humid and subhumid regions that have altered horizons that have lost bases or iron and aluminum but retain some weatherable minerals.