The importance degree of weather elements in driving wildfire occurrence in mainland China

Autor: Meng Guo, Qichao Yao, Haoqi Suo, Xiaoxue Xu, Jing Li, Hongshi He, Shai Yin, Jianuo Li
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: Ecological Indicators, Vol 148, Iss , Pp 110152- (2023)
Druh dokumentu: article
ISSN: 1470-160X
DOI: 10.1016/j.ecolind.2023.110152
Popis: Understanding the degree to which weather factors influence fire occurrence is crucial for managing wildfires because China's recent rigorous fire prevention measures have made fire occurrence drivers distinct from those in other nations. This study first examined the features of mainland China wildfires in order to provide an explanation. We used 38,158 confirmed wildfires from 2005 to 2021 and used a partial least squares (PLS) regression model and partial correlation analysis (PCA) to investigate which weather element is more important in driving wildfire occurrence in each of the twelve ecoregions in mainland China. According to the findings, there were less wildfires in mainland China reduced significantly from 2005 to 2021 (R2 = 0.78, P
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