For many people, the mention of the Tibet Autonomous Region will evoke images of famous scenic spots like Mount Chomolungma and Lake Namtso. But Tibet, which is on the world's highest and largest plateau region, the Qinghai-Tibet Plateau, has a wide range of scenery, from mountains to valleys, glaciers to the Gobi Desert. But while this might well add to the region's glamour in tourists' eyes, the harsh environment undoubtedly poses severe challenges to local people's lives. China Plus's Wang Lei tells you stories about people's struggle for a better life through sand control and central heating and oxygen supply projects.