揭示印度的森林覆盖面:对跨州的结构连接过渡的地理空间视角
Vasu Sathyakumar1, Sridharan Gowtham2, Raaj Ramsankaran3,4
1School of Civil Engineering, SASTRA Deemed University, Thanjavur, 613401, India. sathyakumar@civil.sastra.edu.
Environmental monitoring and assessment
|June 30, 2025
概括
印度在2015-2019年间经历了大量的森林损失和碎片化. 森林连接性下降,核心区域缩小,小岛增加,突出了森林可持续性的紧急保护需求.
科学领域:
- 生态生态学 生态生态学
- 遥感 遥感 遥感 遥感
- 地理空间分析的研究.
背景情况:
- 森林的结构连接对于生态,水文和社会经济利益至关重要.
- 森林碎片化构成了重大威胁,特别是在印度等发展中国家.
- 紧张的发展和资源限制加剧了印度的连接挑战.
研究的目的:
- 进行印度各州森林结构连接动态的首次全面分析.
- 利用免费和开源的地理空间工具绘制和分析森林覆盖面的变化.
- 为了更深入地理解,将总森林收益和损失数据与净变化一起纳入.
主要方法:
- 利用遥感衍生的全球土地使用/土地覆盖产品用于森林绘图 (2015-2019) 在100米分辨率.
- 采用形态图像处理技术将森林连接分为七个不同的类别.
- 纳入总森林收益和损失估计,以分析净变化之外的动态.
主要成果:
- 印度经历了相当大的森林净损失,18平方公里. 每隔1平方公里就会有损失. 获得了. 获得了.
- 两个州贡献了总森林损失的一半 (1032.89平方公里). ),而四个州占总收益的一半 (56.3平方公里). ) 的情况.
- 森林核心和桥梁面积下降,小岛面积扩大,核心被证明是最适应森林砍伐的.
结论:
- 调查结果强调了针对性保护战略的必要性,以解决印度森林碎片化的问题.
- 该研究促进了森林连接的定期监测和资源高效增强.
- 结果通过提供有关连接动态的见解,为全球森林可持续性倡议做出贡献.
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