Md. Mehedi Hassan Masum

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• PhD Scholar
• Assistant Professor (Research) at Chittagong University of Engineering & Technology

Industrial pollution is a significant challenge for developing countries, particularly in Bangladesh, where the textile industry severely impacts water quality by discharging effluents containing toxic chemicals. This study aims to evaluate the pollutant load of effluents released by six textile industries in Chattogram City. Effluent samples were...

Single-use plastics are a major environmental concern in developing countries like Bangladesh due to their non-biodegradable nature. Finding sustainable alternatives is crucial to reduce reliance on these harmful plastics and mitigate pollution. This study aims to explore the public opinions on plastic pollution and investigate the challenges and p...

The heightened reliance on plastics in contemporary life results in a corresponding surge in waste generation, causing substantial environmental damage and posing threats to aquatic and terrestrial animals. This study aims to explore how various demographics perceive the reduction of plastic pollution and investigate the challenges of replacing pla...

Introduction: The classroom environment is crucial for fostering effective learning and safeguarding teacher-student health. This study assessed the Indoor Air Quality (IAQ) and noise levels in classrooms across three institutions: a university, a secondary and higher secondary school (called a school and college), and a primary school. Materials a...

Single-use plastics are a major environmental concern in developing countries like Bangladesh due to their non-biodegradable nature. Finding sustainable alternatives is crucial to reduce reliance on these harmful plastics and mitigate pollution. This study aims to explore the public opinions on plastic pollution and investigate the challenges and p...

Road traffic accidents are a global concern that is on the rise due to rapid urbanization and population growth, especially in a developing country like Bangladesh. Chattogram is one of the largest cities in Bangladesh, where a growing number of deaths and injuries are apparent. The study aims to investigate the road accident scenario in Chattogram...

Rainfall and temperature are crucial weather parameters in addressing climate change. Understanding the magnitude and severity of extreme events is essential for mitigating the adverse effects of climate change. This study conducted a frequency analysis of monthly maximum rainfall and temperature data for Khulna station spanning 73 years (1950–2022...

This study evaluated air quality and noise parameters in the city of Chattogram, Bangladesh. Public health studies are associated with both air pollution and noise pollution in terms of general health consequences due to the severity of pollution, including increased blood pressure, heart disease and other respiratory illnesses. In the urban areas,...

Water treatment plants are generating increasing amounts of sludge, which is creating a significant environmental problem globally. Disposing of WTPS is now a significant environmental issue in developing countries like Bangladesh. The major objective of this study was to investigate the characteristics of WTP sludge, such as physical, chemical, an...

The management of solid waste poses a significant challenge for Chattogram city, as the daily generation of substantial amounts of waste often leads to direct disposal in landfills or open dumping areas, resulting in the creation of landfill leachate.This study centers on investigating the distinct geotechnical and chemical attributes of soil from...

Event Mean Concentration (EMC) is a better representation of characterizing stormwater runoff quality of a particular pollutant during a rainfall event which is to estimate the total load of pollutants from a given area during a specific rainfall event. The EMC of pollutants in stormwater runoff from major land uses in Chattogram, namely residentia...

This research looked at commuter exposure to respirable suspended particles (PM10 and PM2.5), particle counts, gaseous pollutants as TVOC, HCHO, and carbon monoxide (CO), and onsite noise levels in Chattogram city. In 8 important urban routes of Chattogram city, sampling was undertaken in 8 prominent commuting modes (bus, minibus, 3-wheeler, ricksh...

The management of solid waste poses a significant challenge for Chattogram city, as the daily generation of substantial amounts of waste often leads to direct disposal in landfills or open dumping areas, resulting in the creation of landfill leachate.This study centers on investigating the distinct geotechnical and chemical attributes of soil from...

The global movement towards sustainability and the urgency to address plastic pollution have prompted the exploration of alternative materials and their environmental effects. Replacing plastic with jute offers a more sustainable solution due to its lower persistence in the environment. Life Cycle Assessment (LCA) serves as a valuable tool in evalu...

Event Mean Concentration (EMC) is a better representation of characterizing stormwater runoff quality of a particular pollutant during a rainfall event which is to estimate the total load of pollutants from a given area during a specific rainfall event. The EMC of pollutants in stormwater runoff from major land uses in Chattogram, namely residentia...

This research looked at commuter exposure to respirable suspended particles (PM10 and PM2.5), particle counts, gaseous pollutants as TVOC, HCHO, and carbon monoxide (CO), and onsite noise levels in Chattogram city. In 8 important urban routes of Chattogram city, sampling was undertaken in 8 prominent commuting modes (bus, minibus, 3-wheeler, ricksh...

Controlling factors for landslide occurrences is critical for understanding the underlying triggers and vulnerabilities, allowing preventative steps to be taken to avert disasters and protect vulnerable people. In addition, effective mitigation techniques can be adopted by recognizing these characteristics, resulting in safer and more resilient sol...

Controlling factors for landslide occurrences is critical for understanding the underlying triggers and vulnerabilities, allowing preventative steps to be taken to avert disasters and protect vulnerable people. In addition, effective mitigation techniques can be adopted by recognizing these characteristics, resulting in safer and more resilient sol...

Bangladesh's electricity sector has been facing significant environmental and economic challenges in recent years due to its heavy reliance on fossil fuels. In order to meet its climate change commitments and ensure long-term energy security, the government of Bangladesh has been working to transition to more sustainable options, such as renewable...

With the ongoing growth of rapid urbanization, likewise surface water in many developing countries, surface water resources in Bangladesh are also being polluted day by day from various anthropogenic sources in terms of water quality. In Chattogram's urban drainage system, Chaktai and Rajakhali canals, are considered the two most key canals among t...

Urban cities in developing countries often suffered from water logging induced by stormwater runoff due to underperformance of their existing drainage networks, influenced by changed land use and climate, with an inappropriate solid waste management system and the absence of wastewater networks. Although traditional drainage design is seen as accom...

The presentation titled "Modeling of LIDs in Context of Sustainable Urban Drainage System" was presented by Md. Mehedi Hassan Masum, Roll No: 18MCE024P, Session: 2018-19 for the degree of "MASTER OF SCIENCE IN CIVIL ENGINEERING" on 06 April 2023.

Surface runoff (also known as overland flow) is the flow of water occurring on the ground surface when excess rainwater, storm water, meltwater, or other sources, can no longer sufficiently rapidly infiltrate the soil. This can occur when the soil is saturated by water to its full capacity, and that the rain arrives more quickly than the soil can a...

Several air quality parameters such as particulate matter (PM), ozone (O3), nitrogen dioxide (NO2), sulphur dioxide (SO2), and carbon monoxide (CO) are considered as the major pollutants which can impose a significant threat to human health and surrounding environment. In this study, seasonal and temporal variations were analyzed for both gaseous a...

All of the activities and actions necessary to manage trash from its conception to its final disposal are referred to as solid waste management (SWM) or waste disposals. This involves, for example, trash collection, transportation, treatment, and disposal, as well as monitoring and control. These waste products are no longer considered as garbage;...

Current research deals with different water quality parameters of the Karnaphuli River in the Chattogram district of Bangladesh. This river is considered to be a lifesaver for trade exercises for both hill tribes and lowlanders and this river water is also important for fish cultivation and irrigation. Water quality parameters of 22 different canal...

In Bangladesh, a huge amount of paint sludge is generated annually as waste materials from the paint industries which is generally incinerated causing environmental degradations. In order to ensure green management of PS and add value to it, alternative uses are needed to be investigated. SEM (Scanning electron microscopy) and EDX (Energy dispersiv...

The spreading of SARS-COV-2 highlighted the importance of air as vector and hence, quality of air environment at different public places emerged with attention. In particular, SARS-COV-2 vaccination centers, an important place where mass public gatherings were observed became a critical point of assessment in the light of health hazard associated w...

Urban stormwater runoff is considered as one of the major contributors to nonpoint source that contributes to the pollution of all water resources in the surrounding environment. Pollutant concentrations of urban stormwater runoff are directly or indirectly linked with land use types in a catchment that is quite different in different places, and h...

Shipbreaking industry has turned out to be dominant sector in Bangladesh without considering the environmental issues. However, to date, extremely limited studies have been performed to monitor the air and noise level around shipbreaking sites of Bangladesh. This study is conducted to assess the air and noise level with associated health risk vicin...

For designing the beam, the traditional reinforcing configuration of the main bar & stirrup is extensively utilized. We rarely perceive any alternative design. We know that shear failure is more brittle and sudden than flexural failure so RC members' shear capacity should be more than the flexural capacity. As a result, in our research, we are atte...

1. To identify the overall pattern of the air quality of Chattogram city. 2. To correlate the criteria pollutants with meteorological parameters. 3. To predict the future scenarios of air quality for the study area.

1. To evaluate the raw waste water quality of the dischrge coming from Chaktai and Rajakhali canals. 2. To correlate the water quality parameters in Chaktai and Rajakhali canal. 3. To investigate the role of various bottom bed materials of canals in reducing of pollution level.

Rainfall and temperature are two key factors to examine while assessing climate change. Bangladesh has witnessed extremes in rainfall and temperature during the previous few decades, affecting both the environment and the agricultural economy. In this study, the ARIMA model is used to predict and forecast rainfall and temperature in Chattogram, Ban...

Shipbreaking industry has turned out to be dominant sector in Bangladesh without considering the environmental issues. However, to date, extremely limited studies have been performed to monitor the air and noise level around shipbreaking sites of Bangladesh. This study is conducted to assess the air and noise level with associated health risk vicin...

Severe Acute Respiratory Syndrome Coronavirus-2 (SARS-CoV-2) has caused the current pandemic situation worldwide. Studies based on different factors affecting the pandemic are useful in order to find effective measures against COVID-19. Therefore, this study aims to explore the association between meteorological parameters and COVID-19 positive cas...

Worldwide improved air quality in different cities is reported influenced by lockdown came in force due to COVID-19 pandemic; however, as expected, such changes might have been different in different places. And what is still not very clear whether air quality pollutants have some link to account COVID-19 positive cases and death tolls. This study...

The impact of noise pollution in urban healthy livings are not well documented and is seen often get less attention than it should. The increasing noise in urban settings must be studied further due to its site-specific nature for adoption of appropriate control measures or for better zoning of city's land uses. The present study assessed and evalu...

Understanding the influence of meteorological parameters in relation to COVID-19 transmission may be a convenient way to predict the ongoing pandemic towards its adaptive control measures. This study aims to explore the association between COVID-19 cases and meteorological parameters and to predict COVID-19 transmission for an extended period cover...

Objectives : Noise pollution in Chittagong City of Bangladesh is a big concern because of huge population growth and urbanization. The objective of the study was to evaluate and mapping the noise levels in twelve locations of this city at different periods. Methods : Noise level data were collected at various locations by a precision grade sound le...

In this study rainfall Intensity Duration Frequency (IDF) curves for Chattogram city using a record of 3-hourly rainfall of Bangladesh Meteorological Department (BMD) are derived. The derived curves are also validated using daily (24 hourly) rainfall data record. The mathematical equations for the parameters of IDF s (rainfall depths, intensity etc...

In this study rainfall Intensity Duration Frequency (IDF) curves for Chattogram city using a record of 3-hourly rainfall of Bangladesh Meteorological Department (BMD) are derived. The derived curves are also validated using daily (24 hourly) rainfall data record. The mathematical equations for the parameters of IDF s (rainfall depths, intensity etc...

The recent alternation of urban hydrology is seen significant due to the growth of urban sprawl. In the changed urban hydrology and urban settings, the city drainage is seen underperformed and problems are manifolds. This study therefore aims to evaluate the hydrologic performance of drainage under different land use patterns demonstrating urbaniza...

Understanding the correlation between climatic parameters and COVID-19 pandemic is important to control the COVID-19 transmission. In this study, correlation between climatic parameters and confirmed COVID-19 positive cases was done in Dhaka during COVID-19 lockdown periods. Rainfall (mm), Temperature (ºC), Relative humidity (%), Wind speed (km/h)...

Air quality management (AQM) is becoming a major concern in Bangladesh due to rapid changes associated with its development activities that is taking place at a rapid stride. The unplanned development along with urban population growth results in augmented demands for transportation, energy and other infrastructures that further causing high emissi...

Air pollution has become a serious concern for its potential health hazard, however, often got less attention in developing countries, like Bangladesh. It is expected that worldwide lockdown due to COVID-19 widespread cause reduction in environmental pollution in particularly the air pollution: however, such changes have been different in different...

Unplanned urbanization along with city's changed landscape causes urban drainage changes and also fall short maintaining its capacity. The situation gets even worse because of today's climate change. Urban drainage design and its performance depends on hydro metrological conditions. Because of climatic change, it is already evident that temperature...

Water is one of the primary needs of people. A community can only thrive if it can ensure the availability of safe drinking water for its members. Hence a good water distribution system is imperative for any community. As the population of any community increases, the demand for water also increases. This increased demand impose additional load to...

1.To evaluate the changes of drainage network in different land use and climatic conditions. 2.To simulate the existing drainage network by using primary data to replicate real scenario. 3.To evaluate the performances of the existing drainage network on different land use and climatic conditions.

Unplanned urbanization along with city’s changed landscape causes urban drainage changes and also fall short maintaining its capacity. The situation gets even worse because of today’s climate change. Urban drainage design and its performance depends on hydro metrological conditions. Because of climatic change, it is already evident that temperature...

Solid Waste management (SWM) or waste disposals are all the activities and actions required to manage waste from its inception to its final disposal. This includes amongst other things collection, transport, treatment and disposal of waste together with monitoring and regulation. Nowadays these waste materials are not treated as waste, these have d...

Before BNBC 1993 a simple empirical formula is used to determine wind load which do not consider the effect of surrounding objects and height of structure in wind pressure. This shortcoming has overcome in BNBC 1993 by introducing the concept of exposure category and gust factor. The effect of surrounding objects and height of structures is further...

One of the most basic problems that the inhabitants of hilly districts of Bangladesh face is scarcity of fresh drinking water. Being at an elevated place they are not capable of using groundwater, only surface water being their sole supplier of water demand during dry season. But during rainy season rainwater also comes in handy. This research surv...

Due to climate change, rainfall increase and thus poses threat to the rain induced stagnant runoff causing water logging problem which recently taken a heavy toll on the export oriented business city of Chittagong, known as the commercial capital of Bangladesh. During every monsoon, about one-third of the port city goes under water while the southe...

Bangladesh is the largest deltaic plain in the world formed by the confluence of the Ganges, the Brahmaputra (Jamuna) and the Meghna River and their tributaries which drains along around 1.72 million km2 of land. This small mass of land has the highest population density (1111 persons/km2) of any country with the exception of small states such as B...

Rainwater harvesting is a process adopted for collecting and storing rainwater for later use. Rooftop harvesting is one of its kind and it is safe, best as well as cheapest alternate to the traditional water supply system. Due to climate change and sea level rise, the salinity of coastal area is increasing day by day. Moreover city like Chittagong...