Artificial satellites in telecommunication Central Asia Communications engineering / telecommunications GCMs Greece Loess Plateau Mann–Kendall test Tibetan Plateau climate change erosion control erosive rainfall erosivity density fractal dimension full-scale testing laboratory-scale testing morphological characteristics mulching net soil erosion parsimonious modeling quantile regression forests raindrop energy rainfall erosivity rainfall peak regional climate models river basin runoff sediment yield simulated rainfall soil aggregate soil erosion