Bushfire sends PM2.5 level to record high
                            2020-03-26 23:00
                        
                    
                            Prime Minister Prayut Chan-o-cha on Thursday expressed concern over massive damage caused by a bushfire in Doi Suthep-Pui National Park in Chiang Mai, which also sent air pollution in the northern province to record highs.
                        
                         
                                                         
                                                        