Unhealthy air quality has been recorded in eight regions of Malaysia and can be partially attributed to worsening transboundary haze, said its Environment Department. Malaysia's Air Pollutant Index (API) recorded eight readings above 100 as at Monday (July 21) morning.An API reading between 0 and 50 indicates good air quality, 51 to 100 is moderate, 101 to 200 is unhealthy, 201 to 300 is very unhealthy, and above 300 is hazardous.Alor Gajah in Melaka recorded the highest API of 160, while other areas such as Cheras in Kuala Lumpur and Banting in Selangor also recorded API over 150.According to the Environment Department's director-general Datuk Wan Abdul Latiff Wan Jaffar the worsening air quality is «influenced by the movement of smoke and haze entering the west coast region of the country over the past 24 hours», reported Bernama.Chances of transboundary haze happening: NEAAccording to the National Environment Agency (NEA), dry conditions were observed over most parts of the southern Asean region overnight, while wet weather prevailed over rest of the Asean region. Read more