Xinhua: Temperatures in Tibet have risen continuously over the past 48 years at a rate much higher than the national level, a meteorologist said Monday. The research, based on data from 38 weather stations of the Tibet Autonomous Regional Meteorological Bureau, indicated that the average temperature in the landlocked region rose 0.32 degree Celsius every 10 years between 1961 to 2008, according to Du Jun, a senior engineer with the bureau. In China, average temperatures rose 0.05 …