Abstract:In order to monitor and analyze wheat straw burning of Beijing-Tianjin-Hebei Metropolitan Region during or after the wheat harvest, and provide the government abundant decision-making assistant information to forbid wheat straw burning, based on the fire products (MOD14/MYD14) and land cover products (MCD12Q1) of MODIS, the wheat straw burning points were extracted during the June of 2005-2015, and the patterns of spatiotemporal variation of wheat straw burning points were also investigated. The results showed that the wheat straw burning of the study area in June mainly concentrated in Handan, Xingtai and Hengshui were the most serious. The number of wheat straw burning points first decreased and then increased, and the wheat straw burning points showed a change trend from southeast to the northwest over time. Time series analysis indicated that number of wheat straw burning points had a general increase trend except hosted the Olympic Games (2008) during 2005-2015; the time of occurrence concentrated in mid-June, and the statistical figure of the whole June was similar to the normal distribution.