Drawing a roadmap to combat the spread of deserts worldwide. It’s the mission of the United Nations Convention to Combat Desertification in the Inner Mongolian city of Erdos. The host country, China, was praised for a law it passed in 2002 -- the world's first integrated law dedicated to combating desert expansion. With this goal in mind, China has carried out several projects that have been successful, including at one desert in northern China. CGTN's Frances Kuo reports.