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Regionalization of hurricane rainfall in the forests, protected and reserved zones of Mexico
Land Degradation & Development ( IF 3.6 ) Pub Date : 2021-09-22 , DOI: 10.1002/ldr.4102
Alfonso Gutierrez‐Lopez 1
Affiliation  

Extreme events such as hurricanes repeatedly affect coastal areas in several tropical regions of the world. The economic and biodiversity losses caused by these extreme events are considerable. Mexico's coasts are exposed to hurricanes annually. A hydrological characterization and regionalization of the storms caused by the rain fields generated by all the hurricanes that touched the Mexican coast from 1966 to 2017 were carried out. Adimensional Huff curves are proposed to get precipitation hyetograms from which the erosion factor of a storm is obtained, using the universal soil loss equation (USLE). The results made it possible to get the typical precipitation hyetograms in the forests and protected areas before, during, and after the impact of a hurricane. The proposed hydrological regionalization made it possible to estimate the rainfall intensity in 30 min to characterize the start of rain erosion. The method proposed in this research was applied in the 177 natural protected areas (25,628,239 ha) as well as in the 370 voluntarily designated areas for conservation (399,643 ha) in Mexico. It is concluded that, with the regionalization and the proposed equations, it is possible to get typical hurricane precipitation hyetograms, which would allow us to detail the forest management plans in forests, ecological reserves, and protected areas of Mexico.

中文翻译:

墨西哥森林、保护区和保留区飓风降雨的区域化

飓风等极端事件反复影响世界几个热带地区的沿海地区。这些极端事件造成的经济和生物多样性损失相当可观。墨西哥的海岸每年都会遭受飓风袭击。对 1966 年至 2017 年接触墨西哥海岸的所有飓风产生的雨场引起的风暴进行了水文特征和区域划分。提出了使用通用土壤流失方程 (USLE) 的多维 Huff 曲线来获得降水 hyetograms,从中获得风暴的侵蚀因子。结果使得在飓风影响之前、期间和之后获得森林和保护区的典型降水等值线图成为可能。提议的水文区划使估计 30 分钟内的降雨强度成为可能,以表征降雨侵蚀的开始。本研究中提出的方法应用于墨西哥的 177 个自然保护区(25,628,239 公顷)以及 370 个自愿指定的保护区(399,643 公顷)。得出的结论是,通过区域化和建议的方程,可以获得典型的飓风降水等值线图,这将使我们能够详细说明墨西哥森林、生态保护区和保护区的森林管理计划。
更新日期:2021-09-22
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