Waste ConcernTeam8 邱奕翔 劉政諺
Background
Where
Bangladesh 1002 / km2
Taiwan 632 / km2
Dhaka almost 27777 /km2
3 million people live in slums
55 % peoplelive below poverty
line
5800 tons solid waste per day
Only 42%collected every day
Pilot the idea
•It was very difficult to get people interested in working with waste or even giving us the space to set up a processing site.
80 % peoplewere not satisfied
with DCC
77 % householdswilling to pay
Tk.15-60 per month
Good demand at Dhaka and adjoining
areas
84.6 % farmerwere not using
organic manure
Bangladesh is adeltaic country
刺蝟原則Waste has Value
50 % aboveis disposed unsound and unfriendly way
Large informal sectorexists in Dhaka
Decentralized Composting
4RReduction
ReuseRecyclingRecovery
•Labor intensive and less costly.
•Suite for waste stream, climate, social and economic.
•Collection of solid waste effectively.
•Reduce cost for the collection, transportation and disposal of waste.
•Enhance income and job opportunity.
Technology
•Less capital intensive
•Sited near urban residential areas
•Minimum nuisance from odors and flies
•Environmentally safe product
•Well suited to Dhaka’s waste stream, climate and socio-economic condition.
Indonesian Windrow
40 days decomposition 15 days maturing
500 kg of compostby
2 tons of solid waste
Market
Tk. 2.5 - 5Tk. 7 - 8
Finance
in FULL capacityTk. 1.77
Others being soldbetween Tk.10 - 15
Good bio-fertilizerJob opportunities
Clean environmentSave DCC money
Partnerships
Government landand infrastructure
Technical adviceTraining
Q & A
Reference• “Cash for Trash: Solving Dhaka’s Waste
Problems”, Ashoka.
• Iftekhar Enayetullah, Maqsood Sinha, “Community Based Decentralized Composting: Experience of Waste Concern in Dhaka”.
• Zurbrugg, C., etl, “Decentralized Composting in Dhaka, Bangladesh Production of Compost and Its Marketing”, ISWA2002 Annual Congress.
Thank you