"Getting to Zero Carbon" Presentation - Toronto 2019

Getting to Zero Carbon

FACADES+ | Oct 11, 2019

“Keep global average temperature increase well below 2◦C above post-industrial levels and to pursue efforts to limit the temperature increase to 1.5◦C”

Canada Green Building Council®

carbon neutral

Canada Green Building CouncilÂŽ

climate emergency

History of Carbon Targets in ON 2007 ON: 80% from 1990 by 2050

2014 ON: 37% from 1990 by 2030

2009 COP15: < 2°C

Canada Green Building Council®

2016 CAN: 30% from 2005 by 2030

2015 COP21: < 1.5°C

2019 CAN/TO: Carbon Neutral by 2050

2018: ON: 30% from 2005 by 2030

Getting To Zero Carbon

ALL NEW BUILDINGS DESIGNED TO ZERO CARBON BY 2030

EXISTING BUILDINGS ½ ENERGY USE & ZERO CARBON BY 2050

Canada Green Building Council®

We are building for 2050 today

Needs Replacement Needs Maintenance Operational

2050

2030 Roof Canada Green Building CouncilÂŽ

Elevators

Windows

Plumbing

Cooling

Heating

The Retrofit Challenge for Ontario ~3 Million Low-rise Homes ~18,000 LARGE Private Sector Buildings in Ontario ~20,000 Public Sector Buildings in Ontario

A Profitable and Resource Efficient Future, World Economic Forum, Oct. 2011 Canada Green Building CouncilÂŽ

7

A Shift in Focus: From Energy To Carbon

The carbon-intensity of energy sources matters. Two identical, equally energy-efficient buildings in Quebec, one is emitting thirty-six times as much greenhouse gases as its twin.

Canada Green Building CouncilÂŽ Source: A Roadmap for Retrofits in Canada, CaGBC, 2017

The Future of Electricity in Canada

Grams of CO2-e per kWh

Historic values: National Inventory Report 2016 Future values: National Energy Board Electricity Generation Source Canada Green Building CouncilÂŽ

Three Metrics of Low Carbon Building Policy

TEDI

GHGI EUI

Canada Green Building CouncilÂŽ

Toronto Green Standard Version 3 Building Type

Commercial Office Buildings

Total Energy Use Intensity (KWh/m²) Tier 1

Tier 2

175

130

Mixed Use Buildings (90% residential, 5% retail, 5% 170 commercial)

134

Tier 3

Tier 4

Commercial Office Buildings

100

65

Mixed Use Buildings (90% residential, 5% retail, 5% 100 commercial)

74

Greenhouse Gas Intensity (kg/ m²)

Tier 1

Tier 2

Tier 1

Tier 2

70

30

20

15

49

20

15

Tier 3

Tier 4

Tier 3

Tier 4

22

15

8

4

15

10

5

Total Energy Use Intensity (KWh/m²)

Thermal Energy Greenhouse Gas Intensity (kg/ Demand Intensity (KWh/m²) m²)

Tier 1

Tier 2

Tier 1

Multi-unit Residential Buildings (≥4 Storeys)

170

135

70

Multi-unit Residential Buildings (≤ 6 Storeys)

165

130

65

Commercial Office Buildings

175

130

70

Commercial Retail Buildings

170

120

60

Mixed Use Buildings (90% residential, 5% retail, 5% 170 commercial)

134

70

All Other Building Types

Canada Green Building Council®

Thermal Energy Demand Intensity (KWh/m²)

Building Type

Tier 2

50

Tier 1

20

70 40

30

40

20

20

20

29 49

Tier 1: ≥15 per cent improvement above SB-10, 2017 Tier 2: ≥25 per cent improvement above SB-10, 2017

20

Tier 2

15

15

15

10

15

TEDI RESILIENCY TEDI (kwh/m2)

72 Hour Power Off Winter Temp Low 2 Week Power Off Winter Temp (°C) Low (°C)

77

9.9

0.9

70

13.5

5.8

50

14.6

7.6

30

17.0

14.0

15

19.7

18.3

Canada Green Building Council®

Source: City of Toronto Zero Emissions Buildings Framework

Emphasis on Embodied Carbon 70 60 50 40 30 20 10 0

Year 1

Year 30

Year 50

Embodied

20

25

30

Operating

1

30

60

Embodied Canada Green Building CouncilÂŽ

Operating

Urgent Short Term Action Is Needed

Canada Green Building CouncilÂŽ

Canada’s Forecast for 2030

Canada Green Building Council®

Toronto’s Forecast for 2050

Canada Green Building Council®

Cora Group’s evolv1 office building (Waterloo)

Canada Green Building Council®

Mohawk Collegeâ&#x20AC;&#x2122;s Joyce Centre for Partnership & Innovation (Hamilton)

Canada Green Building CouncilÂŽ

Trading Up: Equipping Ontario Trades with the Skills of the Future | 18

100 Murray Street (Ottawa)

Canada Green Building CouncilÂŽ

Humber College Building Nx (Toronto)

Canada Green Building CouncilÂŽ

THIS IS 100% POSSIBLE

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21

Thank You

Canada Green Building CouncilÂŽ