But if you do not look at grasslands but look down into them, you find that most of the soil in that grassland that you've just seen is bare and covered with a crust of algae, leading to increased runoff and evaporation.
しかし草原の土壌を見てみると その大部分は荒地で 藻に覆われていることがわかります 水が流出し 蒸発しやすい状態です