Geographic spaces is a vast and complex system involving multiple elements and nonlinear
interactions of these elements, and rich in geographical phenomena, processes and …

随着工业化, 城市化进程推进, 中国耕地在数量和质量方面均发生了显著变化. 通过分析近10
年来中国耕地的时空变化, 掌握中国耕地变化的区域特征与变化态势, 有助于制定差别化的区域 …

Farmland expansion, including area and pattern, has become one of the main
manifestations of global land use change during the last century. Since the reform and …

Drastic urbanization has resulted in numerous problems worldwide, and many studies were
devoted to individual cities. There is an urgent need to quantify urbanization patterns and …

水土流失和生态退化是当今黄土高原面临的主要生态问题, 已严重制约区域经济发展.
该文基于Landsat TM 和OLI 数据, 估算了黄土高原沟壑区的遥感生态指数(remote sensing …

[研究目的] 基于1990—2018 年间的土地利用空间分布数据, 数字高程模型(Digital Elevation
Model, DEM), 植被, 气象等数据, 对位于东北地区自然资源时空变化及其区域生态环境效应进行 …

Croplands are the largest anthropogenic source of nitrous oxide (N2O), a powerful
greenhouse gas that contributes to the growing atmospheric N2O burden. However, few …

The increasing global demands for land resource with increasing population have resulted
in occurrence of soil degradation in many regions of the world. Assessment of soil quality …

基于1990 年和2015 年东北地区草地数据集, 采用草地动态度模型, 草地变化程度综合指数,
草地相对变化率, 质心模型和景观指数等作为参考指标对草地时空演变特征及其驱动因素进行 …

Wetlands in the mid-and high-latitudes are particularly vulnerable to environmental changes
and have declined dramatically in recent decades. Climate change and human activities are …