Buildings Sector Perspective plus a bit more
By Dr Trevor Ng
Arup – Hong Kong
Hong Kong Climate Change Action Plan
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Hong Kong’s Climate Change Strategy and Action Agenda
Announced on 10th September 2010
Clear and Aggressive Target
Outlined accompanying action
Annual emissions reduced by 18 Million Tonnes CO2e
Voluntary carbon intensity reduction target of 50 - 60% by 2020 as compared to 2005
From 42 Million tonnes/yr in 2005 to 28 to 34 million tonnes/yr in 2020
Per capita emissions from 6.2 tonnes/yr in 2005 to 3.6 – 4.5 tonnes in 2020
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How to get there?
Let’s play with some plans on the “Carbon Calculator”
Power GenerationBuildings
Transport
WasteUsers can tailor the “effort” of their policies by adjusting a series of levers and sliders.
The resulting roadmap is presented graphically to allow easy comparison against targets.
2 deg Limit (26M)
45% Int (11M)
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Three Plans for Hong Kong We are not promoting any of these plans!
Plan A: Nuclear
Plan B: Efficiency
Plan C: Renewables
50% of Electricity Generated from
Nuclear
50% of Buildings to be 40% more efficient
Cover 600 sqkm of Hong Kong Land area
with PV panels
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Top Priorities in the Buildings Sector How to retrofit 10,000 buildings in 10 years?
Barriers Solutions ProjectsExemplars
Lack of information
Knowledge Database EASe database, Energy Performance CertificatesSingapore, UK
Short planning horizons
Energy Service Contracts
ESCO Accreditation schemeSingapore
Complex and Multi-party Projects One-stop shops London RE:NEW home
programUK
Access to capitalFinancing schemes New York Building
RetrofitUSA
Split incentives Green lease Green Lease AustraliaAustralia
Toronto Mayor’s Renewal Plan, 1200
BuildingsCanada, AustraliaCommunity Plans
Incentives GREET, EASeSingapore
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Buildings Statistics
As of December 2008, there were about 41,000 buildings in Hong kong, including
about 21,000 residential buildings, 1,900 Industrial Buildings, 2,300 Commercial
Buildings, and 11,000 composite buildings.
Taken from Business Impact Assessment on Mandatory Implementation of the
Building Energy Codes based on information provided by the Buildings Department
in December 2008.
So lets say the BEC
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