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