YZD Material Reuse Audit
Strategy, Certification
In collaboration with GXN, Ha/f completed a pre-demolition audit of five large-span buildings at the former Downsview Airport site, inventorying structural materials, interior finishes, and furnishings and outlining pathways for their systematic recovery, reuse, and recycling ahead of redevelopment.
Unlocking the Value of Existing Buildings
Policy, Strategy
Co-led with Giaimo Architects for the Canadian Association of Heritage Professionals, this national study applies consistent whole-life carbon and cost methodology across Halifax, Montréal, and Vancouver to demonstrate that demolition and replacement is consistently the most expensive and most carbon-intensive pathway available.
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Clean Enery Canada: Building Toward Low Cost and Carbon Policy, Strategy
Co-authored with Clean Energy Canada, this report draws on Canadian case studies across townhouse, mid-rise, and high-rise building types to show that lower-carbon structural and material choices are widely available and achievable at little to no cost premium.
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How Heavy is a Building? Strategy, Exhibition
Originally exhibited at the 2025 Lisbon Architecture Triennale, this short film quantifies the embodied carbon of three of Lisbon's most iconic cultural institutions, using site investigations, interviews, and visual storytelling to make visible the material, cultural, and environmental weight of architecture. The film received a Jurors Award at DesignTO 2026.
/Watch the Film