埃塞俄比亚提格雷的土地使用和土地覆盖面变化的多层次决定因素:使用社会经济面板和卫星数据的混合效应方法
Tadele Tafese Habtie1, Ermias Teferi1, Fantu Guta2
1Centre for Environment and Development, College of Development Studies, Addis Ababa University, Addis Ababa, Ethiopia.
PloS one
|June 13, 2024
概括
埃塞俄比亚的Tigray的土地覆盖面的变化,由地块,家庭和社区因素驱动,导致森林砍伐和环境挑战. 为当地社区推可持续的土地利用规划和改进的基础设施.
科学领域:
- 环境科学 环境科学
- 农业经济学 农业经济学
- 地理空间分析是什么
背景情况:
- 土地使用土地覆盖面 (LULC) 的变化是环境退化和社会经济挑战的关键驱动因素.
- 了解LULC变化的决定因素对于有效的土地管理至关重要,特别是在像Tigray,埃塞俄比亚这样的发展中地区.
研究的目的:
- 为了检查1986年至2016年期间在埃塞俄比亚的Tigray地区土地使用和土地覆盖面变化的动态.
- 确定影响土地使用分配和LULC动态的情节,家庭和社区层面的因素.
主要方法:
- 利用社会经济面板数据和卫星图像进行分析.
- 应用混合效应模型来确定影响土地分配的因素.
- 采用过渡矩阵来分析30年的土地覆盖动态.
主要成果:
- 观察到显著的LULC过渡,包括森林变成裸露土地 (12.8%) 和裸露土地变成牧场 (6.26%).
- 土地使用选择受到地块特征 (海拔,土壤质量,土地所有权),家庭因素 (收入,教育,资产) 和社区变量 (降雨量,人口密度) 的影响.
- 净森林砍伐发生在大多数生计区,加剧了环境和社会经济挑战.
结论:
- 由于资本限制,未经管理的LULC变化,土地碎片化和置给当地社区带来了重大挑战.
- 建议包括可持续的土地利用规划,改善市场准入,道路基础设施,林业补贴,土地所有权保障和土地整合.
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