海岸侵蚀正威胁着海岸沿线的许多房屋。

Coastal ___erosion is threatening many homes along the shoreline.

森林砍伐减少了有助于防止土壤侵蚀的植被。

Deforestation reduces the vegetation that helps prevent soil ___erosion.

几个世纪以来，风蚀在砂岩上雕刻出了非凡的形状。

Wind ___erosion has carved remarkable shapes into the sandstone over centuries.