CHIANG MAI: A total of 2,201 hotspots were detected across the North on Tuesday, most of them in conservation forests, the Region 3 centre for prevention and mitigation of air pollution reported on Wednesday.
Of the total, 1,388 hotspots were in the upper part of the region and 813 in the lower North.
The provinces with the highest number of hotspots were Tak (495), Uttaradit (237), Nan (212), Phrae (190) and Lampang (181). There were 1,214 in conservation forests, 783 in reserved forests and 25 in agricultural land reform areas.
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