After NERA has been established and human disturbances are mitigated, landscape change in the edge area is lessened and core area is broadened, namely the edge effects reduce.

• 保护区设立后人为干扰趋缓，保护区边缘干扰现象逐渐缩小、核心区逐渐扩大，即保护区之边缘效应有降低之趋势。