长三角多维城市化对PM2.5浓度的非线性影响及驱动机制

郭向阳, 穆学青, 丁正山, 秦东丽

Nonlinear effects and driving mechanism of multidimensional urbanization on PM2.5 concentrations in the Yangtze River Delta

GUO Xiangyang, MU Xueqing, DING Zhengshan, QIN Dongli

表1 2000—2017年长三角PM2.5浓度的全局Moran's I指数变化

Tab. 1 Changes of global Moran's I index of PM2.5 in the Yangtze River Delta in 2000-2017

年份 Moran's I Z统计量 P值 年份 Moran's I Z统计量 P值 2000 0.773 6.524 < 0.001 2009 0.890 7.441 < 0.001 2001 0.826 6.900 < 0.001 2010 0.905 7.524 < 0.001 2002 0.857 7.154 < 0.001 2011 0.891 7.466 < 0.001 2003 0.874 7.294 < 0.001 2012 0.856 7.226 < 0.001 2004 0.848 7.109 < 0.001 2013 0.884 7.397 < 0.001 2005 0.832 6.988 < 0.001 2014 0.872 7.316 < 0.001 2006 0.891 7.404 < 0.001 2015 0.902 7.528 < 0.001 2007 0.882 7.390 < 0.001 2016 0.892 7.413 < 0.001 2008 0.864 7.272 < 0.001 2017 0.905 7.566 < 0.001