Mohd Firrdhaus Mohd SahabuddinAsrul AminuddinFirdaus Muhammad-SukkiSharyzee Mohmad Shukri2024-05-102024-05-102022Firrdhaus Mohd Sahabuddin, M., Aminuddin, A., Muhammad-Sukki, F., & Shukri, S. M. (2022). Indoor and Outdoor Air Quality in Densely Populated Areas: Case Studies of High-Rise Social Housing in Kuala Lumpur. Pertanika Journal of Science & Technology, 30(2).https://repoemc.ukm.my/handle/123456789/568Air pollution is one factor that contributes to serious health issues in developing countries. The Malaysian Environmental Department has measured that particulate matter in urban areas is significantly higher than other parts of the country. Thus, this study aims to assess the current level of indoor and outdoor air quality in a tropical city -Kuala Lumpur; and to understand the relationship between these two environments in high-rise buildings.Atriumslight-wellsparticulate matterpoor indoor qualitytropicalurban areasJournal