Solid Waste Management Scenario and People Perceptions on - - PowerPoint PPT Presentation

Solid Waste Management Scenario and People Perceptions on Environmental and Health Impact: A Case Study on Raipura, Narsingdi

• MD. Arif chowdhury

Research Associate Institute of water and Flood Management Bangladesh University of Engineering and Technology

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Study Area

Figure 1: Study area

• Raipura Upazila in

Narsingdi distrcit

• Area: 312.77 sq km
• 24 Unions
• About 113715

households

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Methodology

Reconnaissance Survey Sampling of Study Area Collection of Primary Data Data Analysis

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Sampling of Study Area

• 12 Unions were selected randomly from 24

unions

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• 7. Daukar Char
• 8. Bansgari
• 9. Mirzar Char
• 10. Radhanagar
• 11. Hairmara

12.Musapur

• 1. Raipura
• 2. Adiabad
• 3. Amirganj
• 4. Alipura
• 5. Char Madhua
• 6. Chandpur

Number of Unions Number of households from each union Total number of household 12 100 1200

For assessment of solid waste generation

For social survey among the local people Name selected Unions Total population Respondents (1% of the total population) Raipura 25376 254 Adiabad 5612 56 Amirganj 31465 314 Alipura 16520 165 Char Madhura 9252 93 Chandpur 17565 176 Daukar Char 9915 100 Bansgari 15517 155 Mirzar Char 7733 77 Radhanagar 14581 146 Hairmara 13506 135 Musapur 24831 248

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Collection of Primary Data

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2 Polythene bags of same size including a specific code number provided to households

Collected wastes spread on a plastic sheet to separate different types of wastes

After Five days

Weight measurement

Recyclable wastes Paper, Books and Printed materials Packaging materials Plastic, Rubber and Polythene Can, Tin and Metals Glass and Ceramic Textiles and Jute Recyclable wastes Vegetables and food wastes Woods and Leaves Miscellaneous (dirt, stone) Collection data on peoples perception Household Survey

Figure 2: Measuring wastes

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Results

Waste category Different Types of Wastes Amount of generated waste (kg/day) Total amount

• f generated

wastes (Kg/day) %

• f

each category Recyclable waste Paper, Books and Printed materials 9007.18 17809.68 8.67 Packaging materials 2471.41 2.38 Plastic, Rubber and Polythene 1861.14 1.79 Textiles and Jute 1647.92 1.59 Glass and Ceramic 795.06 0.77 Can, Tin and Metals 2026.97 1.95 Non-recyclable waste Vegetables and food wastes 82667.01 86092.68 79.56 Woods and Leaves 2805.92 2.70 Miscellaneous (dirt, stone) 619.75 0.59 Total 103902.34 100

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Table 1: Different types of wastes generation in Raipura Upazila, Narsingdi

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8.67% 2.38% 1.79% 1.59% 0.77% 1.95% 79.56% 2.7% 0.59% Paper, Books and Printed materials Packaging materials Plastic, Rubber and Polythene Textiles and Jute Glass and Ceramic Can, Tin and Metals Vegetables and food wastes Woods and Leaves Miscellaneous (dirt, stone)

Figure 3: Physical composition of solid waste generation in Raipura Upazila, Narsingdi

Table 2: Socioeconomic characteristics of respondents in the study area

Socioeconomic Characteristics Percentage (%) Educational level Primary level 57.48 Higher education 21.93 Not educated 20.58 Employment status Self employed 14.85 Employed 40.96 Unemployed 44.19

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Table 3: Peoples perception on responsibility to manage solid wastes in Raipura Upazila, Narsingdi

Aspects Peoples responses (%) Managed by own way 23.61 Responsibility of governmental authority 43.30 Community initiatives can be taken 33.09

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40.02084419 31.00573215 10.99531006 17.9781136 5 10 15 20 25 30 35 40 45 Reason to pollute environment Adds waste load to the environment Cause sickness Know nothing

Figure 4: Household resident’s knowledge on pollution

Table 4: Percentage of environmental pollution observed by local people in Raipura Upazila, Narsingdi Aspects Percentage (%) of environmental pollution

• bserved

by local people Bad smell in air/ air pollution 21.73 Water pollution 31.63 Scavengers dog spreads wastes or soil pollution 8.91 Drainage blocked 17.14 Aesthetic pollution 20.58

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17.9781136 31.99583116 5.992704534 6.982803544 14.01771756 15.99791558 7.034914018 5 10 15 20 25 30 35 Malaria Dengue Fever Diarrhoea Cholera Irritation of Skin Irritation of Nose Irritation of Eyes

Figure 5: Diseases observed by local people due to absence of solid waste management in Raipura Upazila, Narsingdi

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47.00364773 22.04273059 12.97550808 17.9781136 5 10 15 20 25 30 35 40 45 50 Burn Land fill Central disposal site Sorting in useable and non-useable

Figure 6: Households peoples suggestions on solid waste management

Some Preventive measures can be taken:

• Administration panel should be established a proper solid waste

management program

• Waste generation should be decreased
• Dustbin should be established
• Waste collection system should be maintained
• Establishment of particular disposal sites
• A center solid waste disposal site should be identified
• Plastic and packaging materials and other recyclable materials

should be segregated and stored for selling to collector

• Awareness should be increased
• Legislation in the waste sector should be improved and established

in Raipura Upazila

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Conclusion Although there is no specific solid waste

management program but most of the peoples think it is necessary to run a system immediately It should be considered to maintain an environmentally safe solid waste disposal method maintaining feasible preventive measures from solid waste generation to final disposal including increasing awareness to keep the local area healthy and pollution free.

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Thank You

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