Fig. 1: Temporal patterns of PM2.5 using data from the Geographically Weighted Regression PM2.5 dataset33. | Communications Earth & Environment

Fig. 1: Temporal patterns of PM2.5 using data from the Geographically Weighted Regression PM2.5 dataset33.

From: Large transboundary health impact of Arctic wildfire smoke

Fig. 1

a Average timing of the annual maximum in PM2.5 during 1998 to 2020 (b) Summer (JJA) PM2.5 trend during 1998 to 2020. Trends are calculated using the Theil-Sen trend estimator69, and insignificant trends (Mann–Kendall test, p > 0.05) are greyed out.

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