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The effect of Golden Pothos on carbon dioxide concentration and cognitive performance of primary school children in Bandar Baru Bangi, Selangor

MOHD SHABRI, NUR SHABRINA AZREEN (2020) The effect of Golden Pothos on carbon dioxide concentration and cognitive performance of primary school children in Bandar Baru Bangi, Selangor. [Project Paper] (Submitted)

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Abstract

Introduction: Good indoor quality is key to ensuring a healthy learning environment for school children. Conversely, poor indoor air quality can lead to high CO2 levels, which can reduce the cognitive performance of student in the learning process. Indoor plant, such as Golden Pothos is one of common eco-initiatives that help to assimilate CO2 to improve indoor air quality inside the building. Objective: The study aims to evaluate the effectiveness of Golden Pothos in CO2 concentration and cognitive performance among primary school children. Methodology: In this study, four Golden Pothos were placed at each corner end of the two air-conditioned classrooms.The concentration of CO2 was measured by TSI Q-TRAK 7565 before and after placing the Golden Pothos for six weeks and the cognitive tests adapted from NCTB and WRAT were conducted to measure the cognitive performance of primary school children at Bandar Baru Bangi. In this study, CO2 levels, cognitive tests and three other contributing factors (temperature, relative humidity, and air velocity) were analyzed. Results: The result showed that there was no significant difference between the concentration of CO2 before and after placing the Golden Pothos in the air-conditioned classroom. Even though the CO2 concentration continues to increase after putting the Golden Pothos inside the classroom, the assimilation of CO2 begins to work well after four weeks with the Golden Pothos. There is no significant difference in all cognitive tests performed in the study population. Also, no correlation between cognitive performance and the CO2 concentration was found in this study. On the other hand, at least 90%-93% of the changes in CO2 assimilation are due to changes in temperature, relative humidity, and air velocity. Conclusion: This study suggests that the effectiveness of Golden Pothos in reducing indoor CO2 levels should depend on the duration of indoor plant assimilation to the indoor environment. In addition, other factors contributing to the functionality of indoor plant should also be considered, such as light intensity, type of indoor plant and number of indoor plants. Keywords: Golden Pothos, CO2 concentration, cognitive performance, air-conditioned classroom, school children

Item Type: Project Paper
Faculty: Faculty of Medicine and Health Science
Depositing User: Mr Hafizzuddin Hamidon
Date Deposited: 12 Apr 2023 06:58
Last Modified: 12 Apr 2023 06:58
URI: http://psaspb.upm.edu.my/id/eprint/827

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