Abstract:The degradation of natural forests and environments has led to ecological and economic difficulties in China. Forest fragmentation plays an important role in natural disasters but how forests are fragmented is poorly understood. This study utilized satellite Thematic Mapper (TM) data, a geographic information system (GIS), and spatial analysis tools (Fragstats) to examine the fragmentation of an old growth mixed forest in Northeastern China, one of the most important timber bases in China. The study show...