li li, ansheng zhu, ling huang, qing wang, yixiao chen, maggie chel gee ooi, min wang, yangjun wang, andy chan.  (2022).  modeling the impacts of land use land cover change on meteorology and air quality during 2000 to 2018 in the yangtze river delta region, china.  - science of the total environment.  1-16. 

aulia nisaul khoir, maggie chel gee ooi, liew juneng, m agfi isra ramadhan, rista hernandi virgianto, fredolin tangang.  (2022).  spatio-temporal analysis of aerosol optical depth using rotated empirical orthogonal function over the maritime continent from 2001 to 2020.  - atmospheric environment.  1-13. 

ooi, m.c.g., chan, a., latif, m.t., lin, n.-h., li, l..  (2022).  handbook of energy and environmental security.  - .  22. 

yong jie wong, huan-yu shiu, jackson hian-hui chang, maggie chel gee ooi, hsueh-hsun li, ryosuke homma, yoshihisa shimizu, pei te chiueh, luksanaree maneechot, nik meriam nik sulaiman.  (2022).  spatiotemporal impact of covid-19 on taiwan air quality in the absence of a lockdown: influence of urban public transportation use and meteorological conditions.  - journal of cleaner production.  1-17. 

sijia yin, xin yi, li li, ling huang, maggie chel gee ooi, yangjun wang, david t. allen, david streets.  (2022).  an updated anthropogenic emission inventory of reactive chlorine precursors in china.  - acs earth and space chemistry.  1846-1857. 

esmaeel adrah, wan shafrina wan mohd jaafar, hamdan omar, shaurya bajaj, rodrigo vieira leite, siti munirah mazlan, carlos alberto silva, maggie chel gee ooi, mohd nizam mohd said, khairul nizam abdul maulud, adrian cardil, midhun mohan.  (2022).  analyzing canopy height patterns and environmental landscape drivers in tropical forests using nasas gedi spaceborne lidar.  - remote sensing.  1-22. 

ooi chel gee, wang hong kok, tiong choong han.  (2022).  smart construction in the 21st century.  - jurutera.  16-20. 

nasim hossein hamzeh, abbas ranjbar saadat abadi, maggie chel gee ooi, maral habibi, wolfgang schöner.  (2022).  analyses of a lake dust source in the middle east through models performance.  - remote sensing.  1-26. 

h mahidin, m t latif, a hamdan, j salleh, d dominick, m c g ooi, l juneng, s zawawi.  (2021).  spatio-temporal of surface ozone (o3) variations at urban and suburban sites in sarawak region of malaysia.  - 4th international conference on science and technology applications in climate change 2021.  1-10. 

nurul amirah isa, siti aekbal salleh, wan mohd naim wan mohd, maggie chel gee ooi, andy chan andmd amirul islam.  (2021).  impacts of lateral boundary condition resolution in tropical urban climate modelling for kuala lumpur.  - engineering journal.  165-175. 

ooi, maggie chel gee, chuang, ming-tung, fu, joshua s., kong, steven s., huang, wei-syun, wang, sheng-hsiang, chan, andy, pani, shantanu kumar, lin, neng-huei.  (2021).  improving prediction of trans-boundary biomass burning plume dispersion: from northern peninsular southeast asia to downwind western north pacific ocean.  - atmospheric chemistry and physics.  12521-12541. 

norfazrin mohd hanif, nor syamimi sufiera limi hawari, murnira othman, haris hafizal abd hamid , fatimah ahamad, royston uning, maggie chel gee ooi, muhammad ikram a wahab, mazrura sahani, mohd talib latif.  (2021).  ambient volatile organic compounds in tropical environments: potential sources, composition and impacts - a review.  - chemosphere.  1-12. 

mohd shahrul mohd nadzir, mohd zaim mohd nor, mohd fadzil firdzaus mohd nor, muhamad ikram a wahab,sawal hamid md ali, muhsin kolapo otuyo,mohd aftar abu bakar,lip huat saw,shubhankar majumdar,maggie chel ge.  (2021).  risk assessment and air quality study during different phases of covid-19 lockdown in an urban area of klang valley, malaysia.  - sustainability.  1-22. 

steven soon-kai kong, joshua s.fu, xinyi dong, ming-tung chuang, maggie chel gee ooi, wei-syun huang, stephen m. griffith, shantanu kumar pani, neng-huei lin.  (2021).  sensitivity analysis of the dust emission treatment in cmaqv5.2.1 and its application to long-range transport over east asia.  - atmospheric environment.  1-16. 

aulia nisa'ul khoir, maggie chel gee ooi, juneng liew, suradi, andang kurniawan, azka ni'amillah.  (2021).  modis-derived fire spatial and temporal distribution during haze season in southeast asia using empirical orthogonal function.  - the 2021 international conference on science & technology applications in climate change (staclim 2021).  1-11. 

yi, xin, yin, sijia, huang, ling, li, hongli, wang, yangjun, wang, qian, chan, andy, traoré, dramane, ooi, maggie chel gee, chen, yonghang, allen, david t, li, li.  (2021).  anthropogenic emissions of atomic chlorine precursors in the yangtze river delta region , china.  - science of the total environment.  1-10. 

ling huang, ziyi liu, hongli li, yangjun wang, yumin li, yonghui zhu, maggie chel gee ooi, jing an, yu shang, dongping zhang, andy chan, li li.  (2020).  the silver lining of covid-19 - estimation of short-term health impacts due to lockdown in the yangtze river delta region, china.  - geohealth.  1-9. 

mingtung chuang, maggie chel gee ooi, nenghuei , joshua s. fu, chungte lee, shenghsiang wang, mingcheng yen, steven soon kai kong, weisyun huang.  (2020).  study the impact of three asian industrial regions on pm2.5 in taiwan and the process analysis during transport.  - atmospheric chemistry and physics.  14947-14967. 

mohd shahrul mohd nadzir,maggie chel gee ooi, kemal maulana alhasa, mohd aftar abu bakar, anis asma ahmad mohtar, mohd fadzil firdzaus mohd nor, mohd talib latif, haris hafizal abd hamid, sawal hamid md ali, noratiqah mohd ariff,johary anuar,fatimah ahama.  (2020).  the impact of movement control order (mco) during pandemic covid-19 on local air quality in an urban area of klang valley, malaysia.  - aerosol and air quality research.  1237-1248. 

li li, qing li, ling huang, qian wang, ansheng zhu, jian xu, ziyi liu, hongli li, lishu shi, rui li, majid azari, yangjun wang, xiaojuan zhang, zhiqiang liu, yonghui zhu, kun zhang, shuhui xue, maggie chel gee ooi, dongping zhang, andy chan.  (2020).  air quality changes during the covid-19 lockdown over the yangtze river delta region: an insight into the impact of human activity pattern changes on air pollution variation.  - science of the total environment.  1-11.