Because the people overcut the denudation, causes the soil erosion, these dirty smelly thing flows to the sea in, causes the limpid bright sea to become the pollution not to be unclear originally.

• 由于人们滥砍滥伐，使水土流失，那些又脏又臭的东西流到海里，使原本清澈明亮的大海变得浑浊不清。