wind pine deposition & deposition increase the index of platforms in sand ->  rain can decrease the amount of nutrients in soil  rain can decrease the amount of nutrients in soil & decreasing something can effect something to be removed ->  nutrients in soil can be removed by  rain  nutrients in soil can be removed by  rain & removing something is a mean of static & wind is a mean of artificial collection -> an example of a soil change caused by natural processes is nutrients in soil being removed by rain