Mapping the dynamics of juniper forest encroachment into grasslands during 1984-2010 based on PALSAR and Landsat images

Jie Wang1, Xiangming Xiao2, Yuanwei Qin3 and Jinwei Dong3, (1)College of Grassland Science and Technology,China Agricultural University, Beijing, China, (2)University of Oklahoma Norman Campus, School of Biological Sciences, Norman, United States, (3)University of Oklahoma Norman Campus, Norman, OK, United States