singapore - urban environmental management in singapore - cbd home
TRANSCRIPT
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Urban Environmental Urban Environmental Urban Environmental Urban Environmental Urban Environmental Urban Environmental Urban Environmental Urban Environmental Management Management Management Management Management Management Management Management in Singaporein Singaporein Singaporein Singaporein Singaporein Singaporein Singaporein Singapore
Jothieswaran P Chief Engineer Pollution Control Department National Environment Agency
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IntroductionIntroductionIntroductionIntroductionIntroductionIntroductionIntroductionIntroduction
City state comprising a main island and some islets
Land area - 700 sq km
Population - 4.5 million
Singapore
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IntroductionIntroductionIntroductionIntroductionIntroductionIntroductionIntroductionIntroduction
• Many large-scale industries such as:
oil refineries, petrochemical complexes, pharmaceutical plants, wafer fabrication plants, electronic industries.
• 750,000 motor vehicles
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IntroductionIntroductionIntroductionIntroductionIntroductionIntroductionIntroductionIntroduction
High population density and a highly industrialised economy
Immense challenges to maintain a clean and healthy environment
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State of the EnvironmentState of the EnvironmentState of the EnvironmentState of the EnvironmentState of the EnvironmentState of the EnvironmentState of the EnvironmentState of the EnvironmentEnvironment quality
compares well with best cities in the world
Major air pollutants within international standards
Inland and coastal waters support aquatic life
Financial District
Marina Bay
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Environmental Environmental Environmental Environmental Environmental Environmental Environmental Environmental Management Management Management Management Management Management Management Management StrategyStrategyStrategyStrategyStrategyStrategyStrategyStrategy
• Prevention
• Enforcement
• Monitoring
• Education
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PreventionPreventionPreventionPreventionPreventionPreventionPreventionPrevention• Environmental Planning Controls
– Land use planning– Judicious siting of industries
• Environmental Infrastructure– Comprehensive sewerage system– Efficient solid waste system
• Regulatory Controls and Policies– Controls and policies on air and water pollution
and hazardous chemicals and hazardous industrial wastes
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Environmental Controls In Environmental Controls In Environmental Controls In Environmental Controls In Environmental Controls In Environmental Controls In Environmental Controls In Environmental Controls In Land Use PlanningLand Use PlanningLand Use PlanningLand Use PlanningLand Use PlanningLand Use PlanningLand Use PlanningLand Use Planning
• Land zoned for specific uses such as residential, commercial, industrial, etc.
• Safeguarding land for drainage, and sewerage and solid waste collection, treatment and disposal facilities
• Protection of water catchments
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SitingSitingSitingSitingSitingSitingSitingSiting of Industriesof Industriesof Industriesof Industriesof Industriesof Industriesof Industriesof IndustriesTo optimise land use and
minimise impacts from pollution,
• site industrial estates for clean and light industries close to residential areas
• site general and special industries farther away from residential areas in Industrial estates, and out of water catchments
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2006xx
Land Use Land Use Land Use Land Use ZoningZoningZoningZoning
2006
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PreventionPreventionPreventionPreventionPreventionPreventionPreventionPrevention• Environmental Planning Controls
– Land use planning– Judicious siting of industries– Development and building plans control
• Environmental Infrastructure– Comprehensive sewerage system– Efficient solid waste system
• Regulatory Controls– Controls on air and water pollution and
hazardous chemicals and hazardous industrial wastes
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Sewerage InfrastructureSewerage InfrastructureSewerage InfrastructureSewerage InfrastructureSewerage InfrastructureSewerage InfrastructureSewerage InfrastructureSewerage Infrastructure• 6 water reclamation plants• >3000 km sewers• >100 pumping stations• served all industrial estates
and almost all residential premises except for isolated pockets of residential premises with on-site sewage treatment plants
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Solid Waste ManagementSolid Waste ManagementSolid Waste ManagementSolid Waste ManagementSolid Waste ManagementSolid Waste ManagementSolid Waste ManagementSolid Waste Management
• Daily refuse collection service
• 90% of wastes incinerated at 4 incineration plants
• 10% of wastes disposed of at the off-shore Semakau sanitary landfill
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Waste Management Waste Management Hierarchy Hierarchy –– 3Rs3Rs
•• ReduceReduce -- to avoid unnecessary waste generation.to avoid unnecessary waste generation.
•• ReuseReuse -- to use again Reto use again Re--use and recycle recyclable in use and recycle recyclable in industrial and in the communityindustrial and in the community
•• Recycle Recycle -- to convert unwanted things into useful and to convert unwanted things into useful and marketable recycled products. marketable recycled products.
Aim: To prolong lifespan of incineration To prolong lifespan of incineration
plants and landfillplants and landfill
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!A recycling programme for households
!Residents given recycling bags/ recycling bins/crates
!Door-to-door collection every fortnight
National Recycling ProgrammeNational Recycling Programme
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" Recyclables!Paper!Drink cans/ metal containers!Glass bottles/jars!Plastic bottles!Carton boxes!Clothing
National Recycling ProgrammeNational Recycling Programme
Semb Visy MRF
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Recycling Bins at Public PlacesRecycling Bins at Public Places
!Outside subway stations!Shopping streets and malls!Residential estates
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Plastic Waste RecyclingPlastic Waste Recycling
Plastic scraps Plastic Pellets
Heating and Extrusion
KK Asia Plastic Recycling Plant
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PreventionPreventionPreventionPreventionPreventionPreventionPreventionPrevention• Environmental Planning Controls
– Land use planning– Judicious siting of industries– Development and building plans control
• Environmental Infrastructure– Comprehensive sewerage system– Efficient solid waste system
• Regulatory Controls and Policies– Controls on air and water pollution and
hazardous chemicals and hazardous industrial wastes
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Air Pollution ControlAir Pollution ControlAir Pollution ControlAir Pollution Control• Licences required for pollutive
industries
• Industries designed or provided with pollution control equipment to comply with allowable emission standards for air pollutants
• Fuel burning equipment to use fuel of specified quality
• Use of cleaner fuel
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Vehicular Emission ControlVehicular Emission ControlVehicular Emission ControlVehicular Emission Control• Stringent emission
standards for registration of vehicles
• Use of Unleaded Petrol and Ultra Low Sulphur Diesel
• Mandatory periodic inspection of in-use vehicles
• Stringent enforcement action against smoky vehicles
• Promote education on proper vehicle maintenance to prevent smoke emission
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Water Pollution ControlWater Pollution ControlWater Pollution ControlWater Pollution Control• Trade effluent pre-treated to
allowable discharge limits for discharge into a public sewer or watercourse
• Licence required for discharge to trade effluent into watercourses
• Containment facilities provided for storage tanks of oil and chemicals
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Environmental Environmental Environmental Environmental Environmental Environmental Environmental Environmental Management Management Management Management Management Management Management Management StrategyStrategyStrategyStrategyStrategyStrategyStrategyStrategy
• Prevention
• Enforcement
• Monitoring
• Education
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EnforcementEnforcementEnforcementEnforcementEnforcementEnforcementEnforcementEnforcement• Conduct regular inspections
and checks on industries
• Air pollutants to comply with emission standards
• Trade effluent to comply with standards for discharge into sewers/watercourses
• Checks and audits on management and disposal of hazardous substances and hazardous industrial wastes
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Environmental Environmental Environmental Environmental Environmental Environmental Environmental Environmental Management Management Management Management Management Management Management Management StrategyStrategyStrategyStrategyStrategyStrategyStrategyStrategy
• Prevention
• Enforcement
• Monitoring
• Education
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MonitoringMonitoringMonitoringMonitoringMonitoringMonitoringMonitoringMonitoring• Regular monitoring of ambient
air quality, and inland and coastal waters via
– Continuous telemetric air monitoring system
– Sampling of water qualities of rivers, reservoirs, beaches, etc
• Monitoring data provides feedback on adequacy and effectiveness of control programmes
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Education & PartnershipEducation & PartnershipEducation & PartnershipEducation & PartnershipEducation & PartnershipEducation & PartnershipEducation & PartnershipEducation & Partnership• NEA cannot succeed alone
• Work with industries as partners to move towards self-monitoring and co-regulation
• Regular dialogues with industries, professional institutions, etc
• Training courses for professionals, industries, etc
• Seminars, workshops, etc, for industries, businesses, etc
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Thank youThank youThank youThank youThank youThank youThank youThank you