Then, in the 1970s and '80s, cement blocks were laid across the lake bed to prevent further wind erosion.

然后，在 20 世纪 70 年代和 80 年代，人们在湖床上铺设了水泥块，以防止进一步的风蚀。

It stops wind erosion and helps to keep water in the soil.

它可以阻止风蚀并有助于保持土壤中的水分。

Clearing the fields has left the soil without the vegetation that had protected it from wind erosion.

清理田地使土壤失去了保护它免受风蚀的植被。

Some 40% of aerosols in the troposphere (the lowest layer of Earth's atmosphere) are dust particles from wind erosion.

对流层（地球大气层的最低层）中约 40% 的气溶胶是风蚀产生的尘埃颗粒。