WHATSUP
Ms. Isabella, a Southeast Asian analyst at the Centre for Research on Energy and Clean Air (CREA), pointed out that a survey on the air pollution index of eight regions in Malaysia showed that from 2019 to mid-2022, non of the regions reached the standard level set by the World Health Organization (WHO) and the Malaysian government. The 2 areas with the worst air pollution index are Klang and Petaling Jaya.