评估多十年的气候变化及其对印度红山的红种植的影响
Sivajothi Ramalingam1,2,3, Kazuaki Tanaka3, Nainaru Tarakaramu4
1Department of Mathematics, Saveetha School of Engineering, Saveetha Institute of Medical and Technical Sciences, Chennai, Tamil Nadu, 602105, India.
Scientific reports
|November 26, 2024
概括
气候变化正在影响印度的红枣种植. 降雨量减少和气温上升威胁到作物产量,需要适应性农业战略来实现可持续生产.
科学领域:
- 农业科学 农业科学
- 气候科学 气候科学
- 环境科学 环境科学
背景情况:
- 印度红山 (ICH) 是一个独特的热带雨林生态系统,对红种植至关重要.
- 这种生态系统的退化越来越令人担忧,可能与气候变化有关.
- 了解气候变化对于这个专门的农业地区的可持续性至关重要.
研究的目的:
- 分析表面空气温度和ICH中的降水数十年的趋势.
- 评估这些气候变量对红枣产量的影响.
- 为卡达蒙种植的气候变化适应提供见解.
主要方法:
- 利用了从1958-2017年长期观察到的气候数据.
- 应用了统计方法,包括曼-肯德尔测试 (MKT),森的斜率估计器 (SSE) 和增量趋势分析 (ITA).
- 与历史红产量数据相关的气候趋势.
主要成果:
- 每年降雨量显著下降 (大约1. 13.62毫米/年) 和雨天的数量 (大约) 19.75天) 的时间.
- 观察到十年最低和平均温度的增加.
- 过度西南季风降雨与红产量之间的负相关性;与温度升高的微弱正相关性.
结论:
- 气候模式的变化对ICH的红生产构成重大风险.
- 适应性农业实践和气候适应性政策对于可持续种植至关重要.
- 调查结果为农民,利益相关者和政策制定者提供了有价值的数据,以应对气候变化影响.
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