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dear visitor. you are now see a scientific weblog discussing around and concerning with arid zones. for a long time i have been among the desert people and have seen hard conditions of storms and droughts . I believe that we can eleminate the poverty in these regions and develope the rural livelihoods . moreover we can convert yallow invader sand dunes to green lovely forests as green as my writings. :-) I hope to have beneficial conservations on this field and sharing information with other arid zoners. sincere