But yangtze river economy rone faces with many problems . soil erosion is the first environment problem in the upper reaches of the yangtze river ( gu shengzu , 1998 ) . of course it is the first problem of the yangtze river economy zone 但是长江流域和长江经济带的可持续发展也面临很多问题，长江上游的主要问题是水土流失，该问题已成为我国生态环境的头号问题(辜胜阻， 1998 ) ，当然也是长江全流域开发治理的头号问题。
