Chinese blue days: a novel index and spatio-temporal variations

Su Wang^1,2, Gang Huang^8,1,2,3,4, Jintai Lin⁵, Kaiming Hu^8,1,6, Lin Wang⁷ and Hainan Gong^1,6

Published 16 July 2019 • © 2019 The Author(s). Published by IOP Publishing Ltd
Environmental Research Letters, Volume 14, Number 7 Citation Su Wang et al 2019 Environ. Res. Lett. 14 074026 DOI 10.1088/1748-9326/ab29bb