CaGBC Vertical Neighbourhoods Summit THE FUTURE (OF BUILDINGS) IS CARBON POSITIVE
What is the Cost of Carbon Neutral? The Financial and Technological Pathway for a 30-Storey High Rise 3.6 .6% $5,7 ,750 50 Capital Cost Premium to Achieve Annual Cost to Purchase Zero Carbon Ready (TGS Tier 4) Renewable Energy Certificates Triple Glazing + Thermal Breaks + Airtight Envelope + Heat Pumps + Peak Electric Boiler
The Pathway to Carbon Positive WHAT OTHER QUESTIONS SHOULD WE ASK?
Where do you see yourself in 2030? What is your destination? How quickly do you want to get there? Observed Emissions and Future Scenarios Decoupling Emissions from Economic Growth Source: Brookings Institution, LSE Cities et al. 2010; City of Stockholm 2012
Regulatory Forecast When to start transitioning away from natural gas? Maximum Carbon Emissions for Toronto High-rise Residential 25 Today 2022 2026 2030 20 GHGI (kgCO2/m2) 15 HEAT PUMPS S OR RENEW EWABL BLE E NATURAL GAS LIKEL ELY Y REQU QUIR IRED ED 10 5 0 TGS v3 Tier 1 TGS v3 Tier 2 TGS v3 Tier 3 TGS v3 Tier 4
Regulatory Forecast When to start designing a different envelope? Maximum Thermal Demand (proxy for Envelope Performance) 80 Today 2022 2026 2030 70 60 TEDI (ekWh/m2) TRIPLE E GLAZIN ZING 50 AIRTIGH IGHT ENVEL VELOPE THERMALLY-BR BROK OKEN EN BALCON ONIES IES 40 30 20 10 0 TGS v3 Tier 1 TGS v3 Tier 2 TGS v3 Tier 3 TGS v3 Tier 4
Passive Survivability How long can people shelter in place? Indoor Temperature After Winter Power Outage 25°C 20°C 15°C 10°C 5°C 0°C Day 1 Day 3 Day 14 TGS Tier 1 TGS Tier 3 TGS Tier 4
Designing for Today or Tomorrow? Making sure your asset is still an asset MAXIMUM EXTENDED MAX DAILY HOT DAYS DAYS WITH TEMPERATURE HEAT WAVES RAINFALL ABOVE 30 HUMIDEX > 40 44° 2.5 66 166 39 Celsius Per Year Millimeters Days 2050 2050 2050 2050 2050 37° 0 20 66 9 2000-2014 2000-2014 2000-2014 2000-2014 2000-2014
Net Livable Area How much of your unit can you comfortably occupy?
New Tools to Evaluate Comfort Surface Temperatures and Temperature Differences Ed May, bldgtyp
Supply Chain and Collaborators How are you preparing for change? How are they? CONTRACTOR ORS SUPP PPLI LIERS FINANC NCIE IERS INTERAL L YOUR DESI SIGN GNERS STAKEHOLD HOLDERS ORGANIZA ZATION ON
Cumulative Learning and Tactical Interventions 3 Simple Things You Can Do Today to Make Better Decisions Tomorrow PERFORM ORMAN ANCE CE CLADDIN ING G DETAILS AILS AIR-TI TIGHT GHTNESS NESS MONIT ITORIN ORING
Life Cycle Costing and Asset Renewal Are you Future-Proofing your Capital Planning Process? Over a 30-year life of an asset, how many times will you renew • the HVAC equipment and the envelope? Is it more cost-effective to build to Code today and invest a lot • more later, or future-proof some systems now and make smaller operational adjustments in the future?
HEALTHY LOW-CARBON CIRCULAR
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