nur nazmi liyana mohd napi, maggie chel gee ooi, mohd talib latif, liew juneng, mohd shahrul mohd nadzir, wee cheah, andy chan, li li.  (2025).  sensitivity analysis of wrf-cmaq model in predicting pm2.5 and o3 concentration in peninsular malaysia: 2019 transboundary burning smoke case study.  - atmospheric environment.  1 - 16. 

natasha arina, norfazrin mohd hanif, yet yin hee, murnira othman, maggie chel gee ooi, masni mohd ali, khairiatul mardiana jansar, mohd talib latif.  (2025).  microplastics contamination in coastal environment of southeast asia: a systematic review.  - physics and chemistry of the earth.  1 - 11. 

nanchi shen, jiani tan, qing mu, ling huang, wenbo xue, yangjun wang, maggie chel gee ooi, mohd talib latif, gang yan, lam yun fat nicky, li li.  (2025).  recommendations on benchmarks for the denitrification–decomposition model application in china: insights from literature analysis.  - environmental modelling & software.  1 - 12. 

f. p. chee, m. c.-g. ooi, y. j. wong, j. sentian, j. dayou, m. t. latif & j. h.-w. chang.  (2025).  international journal of environmental science and technology .  - modelling climatic variable impacts on ground-level ozone in malaysia using backward trajectory and generative additive models.  6021 - 6048. 

yixiao chen, andy chan, chei gee ooi, li li, fang yenn teo.  (2024).  assessments of the wrf model in simulating 2021 extreme rainfall episode in malaysia.  - air quality atmosphere and health.  257-281. 

rahman parno,amir-hussain meshkatee,elham mobarak hassan,nasim hossein hamzeh, maggie chel gee ooi, maral habibi.  (2024).  investigating the role of the low-level jet in two winters severe dust rising in southwest iran.  - atmosphere.  1-19. 

mohd rashdan topa, mohd talib latif, murnira othman, maggie ooi chel gee, norfazrin mohd hanif, mohd shahrul mohd nadzir, haris hafizal abd hamid, anis asma ahmad mohtar, liew juneng.  (2023).  rekod jangka panjang kepekatan metana di malaysia.  - sains malaysiana.  1359-1370. 

abbas ranjbar saadat abadi, nasim hossein hamzeh, maggie chel gee ooi, steven soon-kai kong, christian opp.  (2022).  investigation of two severe shamal dust storms and the highest dust frequencies in the south and southwest of iran.  - atmosphere.  1-22. 

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. 

natasha arina, norfazrin mohd hanif, yet yin hee, murnira othman, maggie chel gee ooi, masni mohd ali, khairiatul mardiana jansar, mohd talib latif.  (2025).  microplastics contamination in coastal environment of southeast asia: a systematic review.  - physics and chemistry of the earth.  1 - 11. 

nanchi shen, jiani tan, qing mu, ling huang, wenbo xue, yangjun wang, maggie chel gee ooi, mohd talib latif, gang yan, lam yun fat nicky, li li.  (2025).  recommendations on benchmarks for the denitrification–decomposition model application in china: insights from literature analysis.  - environmental modelling & software.  1 - 12. 

nur nazmi liyana mohd napi, maggie chel gee ooi, mohd talib latif, liew juneng, mohd shahrul mohd nadzir, wee cheah, andy chan, li li.  (2025).  sensitivity analysis of wrf-cmaq model in predicting pm2.5 and o3 concentration in peninsular malaysia: 2019 transboundary burning smoke case study.  - atmospheric environment.  1 - 16. 

f. p. chee, m. c.-g. ooi, y. j. wong, j. sentian, j. dayou, m. t. latif & j. h.-w. chang.  (2025).  international journal of environmental science and technology .  - modelling climatic variable impacts on ground-level ozone in malaysia using backward trajectory and generative additive models.  6021 - 6048. 

rahman parno,amir-hussain meshkatee,elham mobarak hassan,nasim hossein hamzeh, maggie chel gee ooi, maral habibi.  (2024).  investigating the role of the low-level jet in two winters severe dust rising in southwest iran.  - atmosphere.  1-19. 

hwai leng teoh, maggie chel gee ooi, mohd talib latif, neng-huei lin, mohd shahrul mohd nadzir, mohd fahmi badulrudin.  (2025).  evaluation of 2015 vegetation fire activity distribution in peninsular malaysia using integrated satellite and land activity data.  - e3s web of conferences.  1 - 10. 

chen, y.x., chan, a., yenn, t.f., ooi, c.g., li, l..  (2023).  a study of the effect of open biomass burning aerosol on rainfall event over malaysia by using eof analysis.  - the 2022 international conference on science & technology applications in climate change (staclim 2022).  1-11. 

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. 

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. 

aulia ni'saul khoir, maggie chel gee ooi, nur nazmi liyana mohd napi.  (2023).  vegetation fires and pollution in asia.  - .  173-186. 

ooi, m.c.g., chan, a., latif, m.t., lin, n.-h., li, l..  (2022).  wildfires, haze and climate change.  - .  183-205. 

ooi chel gee.  (2023).  cetus fenomena cuaca ekstrem.  - harian metro.  1-5. 

ooi chel gee.  (2023).  rakyat malaysia tidak cakna perubahan iklim?.  - bernama.  1-5. 

mohd rashdan topa, mohd talib latif, murnira othman, maggie ooi chel gee, norfazrin mohd hanif, mohd shahrul mohd nadzir, haris hafizal abd hamid, anis asma ahmad mohtar, liew juneng.  (2023).  rekod jangka panjang kepekatan metana di malaysia.  - sains malaysiana.  1359-1370. 

fadly syah arsad1, rozita hod1, norfazilah ahmad1, maggie chel gee ooi .  (2024).  health and climate-heat preparedness through heat-health warning systems.  - .  206-207. 

mohd talib bin latif;norfazrin binti mohd hanif;murnira binti othman;ooi chel gee.  (2024).  variation and characteristics of atmospheric microplastic in the coastal environment of peninsular malaysia.  - .  . 

wan shafrina binti wan mohd jaafar;khairul nizam abdul maulud;ooi chel gee.  (2023).  investigating forest canopy structural variations across malaysia using nasa global ecosystem dynamics investigation spaceborne light detection and ranging.  - .  . 

ooi chel gee, liew ju neng, fatimah p k ahamad, wan shafrina wan mohd jaafar.  (2023).  assessment and improvement of numerical chemical weather prediction model in capturing the air quality in malaysia.  - .  1-6. 

ooi chel gee.  (2023).  cetus fenomena cuaca ekstrem.  - harian metro.  1-5.