id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
hom-98	Guo, Qing	Climate Regionalization in China: A Historical Perspective on Scientific Development and National Building	2025	16	.pdf	application/pdf	7411	344	39	In Zhu Kezhen’s climate classification map, northern China is largely within a single climatic region, while southern China is also characterized by a relatively unified climatic region.28 Zhu Kezhen did not attempt to challenge the Köppen classification method, but rather its outcomes. For other boundaries, the scheme made adjustments where Köppen’s system clashed with China’s geography, most notably shifting the cool (D) climate zone—originally extending deep into North China—to the Rehe region.	cache/hom-98.pdf	txt/hom-98.txt