The goals of access and conservation could both be accomplished. Fang Li-hsing, for instance, says that if the Fengchuisha dunes were opened for jeeps during the period of the strong northeast winds, they would be covered with a new layer of sand after just a few days. For the rest of the year, jeeps would not be allowed in, in order to preserve the dunes 'appearance.
方力行以吉普車到風吹沙的情形為例說，如果在東北季風比較強的前期以適當的時段開放，則風力在幾天之內就可以再覆上一層沙，至於其他時間，車友不要進入，以保持地形的原貌。