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巴塔哥尼亚米特:西巴塔哥尼亚的多源水气象数据集

Rodrigo Aguayo¹, Jorge León-Muñoz^2,3,4, Mauricio Aguayo⁵

¹Facultad de Ciencias Ambientales, Centro EULA-Chile, Universidad de Concepción, Concepción, Chile. rodaguayo@udec.cl.

Scientific data

|January 3, 2024

概括

巴塔哥尼亚米特 (PMET) 增强了西巴塔哥尼亚的水文气象数据,提供了关键的地面观测和网格数据集. 这提高了重要的淡水生态系统研究的数据质量和可访问性.

科学领域:

水文学的水文学
气象学天气学
气候科学气候科学

背景情况:

有限的水气气象数据和质量控制阻碍了西巴塔哥尼亚的研究.
现有的数据缺口阻碍了对这个重要的淡水地区的全面研究.

研究的目的:

为西巴塔哥尼亚开发一个强大的水文气象数据集 - - PatagoniaMet (PMET).
提高科学研究和淡水生态系统研究的数据可访问性和质量.

主要方法:

编制了523个水文气象时间序列 (PMET-obs; 1950-2020),采用了四步质量控制过程.
开发了使用偏差校正,空间回归和水文建模的每日网格数据集 (PMET-sim; 1980-2020).
使用水文建模对替代数据集进行验证的PMET-sim.

主要成果:

PMET-obs提供了一种质量控制的,从1950年到2020年的地面数据汇编.
在72%的水域中,PMET-sim实现了Kling-Gupta效率>0.7,表现优于替代品 (50%).
该数据集促进了西巴塔哥尼亚大型淡水生态系统的新研究.

结论:

巴塔哥尼亚米特显著提高了西巴塔哥尼亚的水文气象数据的可用性和质量.
预计这一资源将刺激新的研究和对该地区淡水系统的理解.
改进的数据基础设施对于解决未经研究的地区的数据限制至关重要.

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