Itâs also important in promoting healthy teeth and gums, healing wounds, and helping the body resist infection. Foods particularly high in vitamin C include: 1  papaya. 2  citrus fruits. 3  strawberries. 4  bell peppers. 5  broccoli. 6  Brussels sprouts. 7  dark leafy greens like kale, mustard greens, and chard.
Erosion through wind, water, and mass wasting is a very destructive force. Subduction zones are destructive, as those convergent boundaries are where crust is directly taken into the mantle and destroyed. Erosion strips away the topsoil of an area, leaving only clay, rock, and debris in it's path.
Wind Even wind is a physical weatheri ng agent. Wind-blown sand chips away tiny bits of rock from the surfac e of exposed rock. During this process, the remaining rock can take on unusual shapes and the removed bits eventually become sand (Figure 11.5).