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CLF Washington DC Logo - Yellow and Whit

We organize events that

empower industry professionals to

radically reduce embodied carbon 

from buildings and infrastructure

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CLF Washington DC

CLF Washington DC is a local hub of the Carbon Leadership Forum. We organize local events that empower industry professionals to radically reduce embodied carbon from buildings and infrastructure. 

A diverse mix of professionals joins our events, including architects, engineers, contractors, sustainability consultants, material suppliers, building owners, and policymakers. Our events include informative presentations and interactive group discussions that address a range of topics relating to embodied carbon. We aim to build up local industry capacity to design and construct buildings and infrastructure that radically reduce embodied carbon.

CLF Washington DC is connected to the larger global network of the Carbon Leadership Forum, which brings together 5000+ professionals from 2500+ companies, 75+ countries, and 1000+ cities around the world. Our aim is to leverage our resources to promote change in our region. 

Sign up for our mailing list to learn about upcoming events, and become a member of the Carbon Leadership Forum to join the online discussion with the global CLF community.

About CLF Vancouver

What is CLF?

The Carbon Leadership Forum (CLF) is accelerating the transformation of the building sector to radically reduce the embodied carbon in building materials and construction through collective action.

 

CLF pioneers research, creates resources, fosters cross-collaboration, and incubates member-led initiatives to bring embodied carbon emissions of buildings down to zero.

 

The CLF network is made up of architects, engineers, contractors, material suppliers, building owners, and policymakers who care about the future and are taking bold steps to decarbonize the built environment, with a keen focus on eliminating embodied carbon from buildings and infrastructure. 

 

Currently, the network brings together 5000+ professionals from 2500+ companies, 75+ countries, and 1000+ cities around the world

Join the Online

CLF Community

The CLF Community online platform brings together thousands of professionals from across the building industry, from over 30 countries and 100 cities around the world.

As a member, you can interact with a global network of interdisciplinary experts, where you can post questions, find resources, connect with local hubs, join focus groups, to keep track of upcoming events.  

To join the CLF Community online platform, become a member of CLF and and opt-in to join the online community when joining.

CLF Local Hubs 

CLF DC has inspired 25+ cities worldwide to start up local hubs. Check out a current listing of CLF local hubs to join.

Meet Our Co-Chairs

Rachel Nicely 

       Sustainable Program Manager, SBP

Kirsten Smith

      Sustainable Program Specialist, SBP

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Upcoming Events

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DesignDC 2024: The Climate Crisis and Responsive Design

Thursday Feb 22, 2024, 9:00 AM – 4:00 PM

District Architecture Center, 421 7th St NW, Washington, DC 20004, USA

Join us at the District Architecture Center for the first DesignDC symposium of 2024, where architects and designers will gain key insights on mitigating operational and embodied carbon, talking to clients about regenerative design, policy, and financial incentives and resources.

In partnership with COTEdc and CLF DC.

Events

Past CLF Washington DC Events

Videos
Reducing Embodied Carbon in Design Pt 2   Process and Strategy
01:28:00

Reducing Embodied Carbon in Design Pt 2 Process and Strategy

In Part 2 of our series on Reducing Embodied Carbon in Design, we will focus on Process and Strategy. Chris Chatto and Baha Sadreddin (ZGF Architects) will kick us off on their experience and process working through projects with a focus on embodied carbon and life-cycle assessments. Michael Cropper (Thornton Tomasetti) will then dive into some structural strategies to reduce embodied carbon in design. The event will end with a discussion and Q&A session with the speakers. Chris Flint Chatto is a principal and high-performance building specialist at ZGF. He focuses on integrating architectural design and building systems, working closely with project teams throughout all phases of a project to explore, identify and integrate sustainable design components, and optimize for building and occupant performance. He has taught climate responsive design, net zero energy, and integrated design studios at the University of Oregon, University of Washington, and Portland State University. His recent Rocky Mountain Institute Innovation Center project has been hailed as one of the highest performing buildings in the U.S., achieving Living Building Challenge petal certification with Net Zero Energy, and LEED Platinum certification, while operating “net positive.” Current projects in design include the PAE Living Building and two carbon-neutral central utility plants. Baha Sadreddin is a high-performance design specialist at ZGF Architects. He focuses on climate-responsive optimization through quantitative simulations and is interested in an integrated approach that leads to a meaningful balance between the quantitative performance and the qualitative essence of design. Baha has been integral to the development of ZGF’s life-cycle assessment tools and workflows to analyze carbon in concrete mixtures and envelope assemblies. His fluency with LCA modeling helps provide a deep understanding of applying low-embodied carbon strategies to ZGF’s designs. Baha received a Master in Design Studies in Energy and Environments from Harvard University (GSD), took graduate courses in Building Technology at MIT, and holds a Bachelor of Architecture from University of Oregon. Michael Cropper is a structural engineer with Thornton Tomasetti in their Washington, DC, office. He has over thirteen years of experience designing structures for commercial, retail, residential, hospital, government and cultural projects. Mr. Cropper also gained an increased awareness of global design and construction practices by working for four years in Thornton Tomasetti’s UAE offices. He is currently the project manager for the structural design of a large commercial office complex that is targeting significant reductions in embodied carbon.
Reducing Embodied Carbon in Design (Pt 1) | Lauren Wingo & Kirsten Smith
01:12:53

Reducing Embodied Carbon in Design (Pt 1) | Lauren Wingo & Kirsten Smith

CLF DC - Reducing Embodied Carbon in Design Pt. 1 (April 16, 2021) Benchmarking, Timeline, and SE 2050 This will be the first of a two-part series on the strategies and tools for addressing embodied carbon in design. Lauren Wingo (Arup) and Kirsten Smith (Sustainable Building Partners) will join us for Part 1, focusing on benchmarking, timeline, and The Structural Engineering Institute's SE 2050. Lauren Wingo is a licensed structural engineer in Arup’s Washington, DC office. She is a regional expert in structural sustainability and applies this knowledge to her projects, focusing on reinvigorating existing building assets and utilizing low embodied carbon structural materials. Her project work ranges from a mass timber high school gymnasium to a large-scale adaptive reuse project. Lauren serves on the Structural Engineering Institute's Sustainability Committee and leads the database development effort for the SE 2050 Commitment Program. Lauren is a member of the District of Columbia Construction Codes Coordinating Board Structural Task Group where she supports efforts to review and update local building codes. Lauren has a degree in Civil Engineering from Johns Hopkins University and a Master’s in Civil Engineering from George Washington University. Kirsten Smith is a Sustainable Program Specialist at Sustainable Building Partners (SBP) where she consults on green building projects in the DMV area and beyond. She has jump-started the Life-Cycle Assessment services at SBP and works to educate, benchmark, guide, and reduce the environmental impact associated with material choices in the built environment. She is also a co-chair of the new CLF Washington DC Hub, with which she hopes to bring industry professionals together to discuss and tackle the problems associated with embodied carbon locally. Kirsten has a degree in Construction Engineering and Management from Virginia Tech.
Low Carbon Concrete | Eric Dunford, Teck Chua, Michael Cropper
01:27:03

Low Carbon Concrete | Eric Dunford, Teck Chua, Michael Cropper

CLF DC - Low Carbon Concrete (February 12, 2021) We're excited to kick off our CLF DC speaker series with a focus on low carbon concrete! Teck Chua (Vulcan Materials Company), Eric Dunford (CarbonCure Technologies), and Michael Cropper (Thornton Tomasetti) will join us to discuss concrete basics and the strategies, materials, and technologies available in the DC area to reduce embodied carbon in concrete. The event will end with a Q&A session. Teck Chua is the Director of Technical Services at Vulcan Materials Company ready mixed concrete division servicing the markets in Virginia, the District of Columbia, and Maryland. Teck’s duties include concrete product research and development, concrete troubleshooting, and QC/QA. An ACI Fellow, Teck is a Professional Engineer registered in VA, DC, and MD. He is a voting member of ACI 301 Specifications for Structural Concrete, ACI 207 Mass and Thermally controlled Concrete, ACI 211 Proportions for Concrete, and the National Ready Mixed Concrete Association Research, Engineering, and Standards Committee. Teck’s 36-year industry experience includes precast, prestressed, and ready-mixed concrete. Teck is a graduate of Purdue University, where he received both a bachelor’s and a master's degree in Civil Engineering. Eric Dunford is the Director of Sustainability at CarbonCure Technologies. In this role, he works with partners in the design and construction community to drive the adoption of low-carbon concrete materials options and solutions. Eric also leads CarbonCure’s regulatory and government relations efforts and is an expert on embodied carbon policy issues. Based in Toronto, Eric holds graduate degrees in business and science from the University of Waterloo and Dalhousie University. Michael Cropper is a structural engineer with Thornton Tomasetti in their Washington, DC, office. He has over thirteen years of experience designing structures for commercial, retail, residential, hospital, government and cultural projects. Mr. Cropper also gained an increased awareness of global design and construction practices by working for four years in Thornton Tomasetti’s UAE offices. He is currently the project manager for the structural design of a large commercial office complex that is targeting significant reductions in embodied carbon.

Scale of Embodied Carbon Emissions

 

Globally, the building and construction sectors account for nearly 40% of global energy-related carbon dioxide emissions in constructing and operating buildings (including the impacts of upstream power generation). Current building codes address operating energy but do not typically address the impacts ‘embodied’ in building materials and products. However, more than half of all GHG emissions are related to materials management (including material extraction and manufacturing) when aggregated across industrial sectors. As building operations become more efficient, these embodied impacts related to producing building materials become increasingly significant.

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Significance of Embodied Carbon

Between now and 2060 the world’s population will be doubling the amount of building floor-space, equivalent to building an entire New York City every month for 40 years. Much of the carbon footprint of these new buildings will take the form of embodied carbon — the emissions associated with building material manufacturing and construction.

 

Embodied carbon will be responsible for almost half of the total new construction emissions between now and 2050.

Unlike operational carbon emissions, which can be reduced over time with building energy efficiency renovations and the use of renewable energy, embodied carbon emissions have irreversibly entered the atmosphere as soon as a building is built.

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Local Metro-DC Embodied Carbon Policy, Case Studies, & other resources.

Policy:

No Policy legislation locally has been proposed to date, but CNCA, Architecture 2030 and C40 Cities has published a list of 52 recommended possible Policy Frameworks that local jurisdictions and states can develop and adopt.

Boston Society of Architects(BSA) has a video archive of their comprehensive introduction to Embodied Carbon in the built environment which can be seen here.

More Coming Soon.......

 

 

Certification Systems that Address Embodied Carbon

 

LEED v4.1

Through the MRc1: Building Life-Cycle Impact Reduction credit, projects can receive 1 LEED point just for performing an LCA study and up to 5 points for a 20% reduction in embodied carbon relative to a baseline building. 

ILFI Zero Carbon Certification

Projects must demonstrate a 10% reduction in embodied carbon and not exceed 500 kgCO2e/m2, with remaining embodied emissions offset through an approved carbon offset provider.

ILFI Living Building Challenge - Energy Petal

Projects must demonstrate a 20% reduction in embodied carbon, with remaining embodied emissions offset through an approved carbon offset provider.

Gallery

Past Vancouver CLF Videos

Discover Montessori: Hear how we Became a 2023 BC Embodied Carbon Awards Winner.
01:02:19

Discover Montessori: Hear how we Became a 2023 BC Embodied Carbon Awards Winner.

This CLF BC webinar features Discover Montessori, the Large Buildings category winner at the 2023 BC Embodied Carbon Awards. You can learn more about this award-winning project that used embodied carbon as a key decision-making tool for building design. Jeremy Field and Sharon McGeorge from Introba, and Ben Checkwitch from Checkwitch Poiron Architects outline how they were able to avoid significant amounts of embodied carbon emissions and give recommendations for future projects. They also discuss how to balance embodied carbon with various other considerations such as affordability, energy efficiency, and more. Slide Resources: https://clfbritishcolumbia.com/discover-montessori-hear-how-we-became-a-2023-bc-embodied-carbon-awards-winner/ Speakers: Jeremy Field - Senior Sustainability Advisor, Introba Passionate and thoughtful, Jeremy specializes in finding alignment between a project's goals and available solutions. With a background in energy modelling, Jeremy has led many building life cycle assessments (LCA) to identify cost-effective embodied carbon reduction opportunities. He works to advance embodied carbon analysis beyond structural and enclosure systems, having led the analysis of the impacts of refrigerants, mechanical and electrical systems, product finishes, and more. Jeremy is an advocate for resilient, low-carbon buildings that marry the ideas of passive design and fundamental sustainability and stays at the forefront of policy conversations on embodied carbon through his involvement in CaGBC’s Embodied Carbon Technical Advisory Group. Jeremy advised on the embodied carbon requirements for Version 3 of the CaGBC’s Zero Carbon Standard and is past Co-Chair of CLF Vancouver (now CLF BC). Sharon McGeorge - Senior Mechanical and BIM Designer, Introba Sharon has been with Introba since 2015 and brings unique hands-on experience to the mechanical engineer team. She has an excellent track record of navigating complicated renovation projects through the design and construction administration process. Sharon has developed her BIM and 3D modelling skills to become an exceptional resource for our team (and those who work with us) bringing diligent design coordination and excellent presentation of building systems to our drawings. Sharon’s interests in energy efficiency, healthy spaces, usability, and affordability inform her design values and make her an invaluable member of Introba’s mechanical team. Sharon also leads a team in the design of rainwater, and well water treatment for potable water systems serving homes and small commercial sites. Ben Checkwitch - Principal, Checkwitch Poiron Architects Ben’s fascination with architecture began while working on construction sites and as a draftsman for a naval architect, which led him to pursue degrees in Architecture from the University of Manitoba and Dalhousie University. He then further honed his construction skills while building an off-grid home on an isolated Gulf Island before completing his apprenticeship at the Oslo-based firm of Narud Stokke Wiig. Ben then relocated to New York to practice with renowned architectural firms Rafael Viñoly Architects and Gluckman Mayner Architects before founding Ben Checkwitch Design, a Manhattan-based design firm that earned distinction in I.D. Magazine’s Annual Design Review and recognition from the Architectural League of New York, where he has lectured and exhibited as a winner of the Young Architects Forum. In 2008 he began collaborating with David Poiron on various projects which led to the formation of Checkwitch Poiron Architects in 2012. Since then, Ben has led the firm through many projects including single-family homes, masterplans and terminal building designs for multiple BC Ferry terminals, an Indigenous artist’s studio, multi-family and mixed-use projects of various scales, the development and implementation of a volumetric modular building system, and a low-carbon Montessori school.
The City of Vancouver’s Embodied Carbon Guidelines
01:30:15

The City of Vancouver’s Embodied Carbon Guidelines

0:00:00 - CLF BC Intro (Roberto) 0:08:33 - Context (Zahra) 0:15:59 - Embodied Carbon Guidelines Overview (Zahra) 0:31:50 - Q&A Part 1 0:37:52 - Baseline Definition, Modelling Assumptions, Data Collection (Anthony) 1:05:48 - Next Steps (Zahra) 1:11:15 - Key Developments Beyond the City of Vancouver (Anthony) 1:14:23 - Q&A Part 2 Slide Resources: https://clfbritishcolumbia.com/the-city-of-vancouvers-embodied-carbon-guidelines/ As of Oct 1, 2023, the City of Vancouver’s Building Bylaws include an embodied carbon requirement for large (Part 3) buildings. To comply with the requirement, two pathways are possible: the absolute and baseline paths. If choosing the absolute path, the project cannot exceed 800 kg CO2e/m2 (double the benchmark intensity of 400 kgCO2e/m2). If pursuing a baseline path, projects can define a project-specific, functionally equivalent baseline to measure against, and cannot be more than double the baseline. In this webinar, the City of Vancouver and Priopta will present the new VBBL requirement, as well as the guidance provided in the new Vancouver Embodied Carbon Guidelines. The Guidelines cover compliance paths, mandatory and optional element scopes, quantifying embodied carbon, creating a baseline and documentation and reporting requirements. Speakers: Anthony Pak, Principal at Priopta and CLF Global Hub Director Anthony is the Principal at Priopta, a firm with deep expertise in Life Cycle Assessment (LCA) for buildings. Priopta supports design teams in reducing embodied carbon on construction projects and works with leading organizations and jurisdictions to develop effective embodied carbon policies. Anthony is also the founder of CLF Vancouver—the first local hub of the Carbon Leadership Forum—which organizes local events that empower industry professionals to radically reduce embodied carbon from buildings and infrastructure. Since 2019, CLF Vancouver has inspired over 30 other cities to start CLF local hubs. He now also serves as the CLF Global Hub Director, working to support the growth and impact of CLF hubs around the world. Zahra Teshnizi, Senior Embodied Carbon Planner Zahra is a Senior Green Building Planner at the City of Vancouver, where she leads the development and implementation of the City's embodied carbon policies and initiatives. With over a decade of experience in sustainable and zero-carbon development, Zahra is highly knowledgeable in embodied carbon design, policy, and life cycle assessment (LCA). In 2017, Zahra led the creation of Vancouver's embodied carbon requirements under the Green Building Policy for Rezoning, which was the first of its kind in North America. Additionally, she developed a conceptual roadmap for future steps based on the early submissions' analysis. Prior to rejoining the City of Vancouver in 2023, Zahra worked as a Senior Advisor at Mantle Developments. During this time, she collaborated with various stakeholders, including developers, governments, and financial institutions, to assess, disclose, and reduce carbon emissions at the building scale. She also played a key role in developing zero-carbon strategies and plans at a portfolio scale.
Paving the Way to Carbon-Negative Building Materials: A Manufacturer's Perspective
53:03

Paving the Way to Carbon-Negative Building Materials: A Manufacturer's Perspective

Embodied emissions overwhelmingly come from manufacturers' supply chains. Join trailblazing flooring manufacturer Interface, to understand how you can play an important role in holding manufacturers accountable for these emissions and transforming building material supply chains until they become a solution that helps us reverse global warming. Speakers: Mikhail Davis, Director of Technical Sustainability, Interface Mikhail is the Director of Technical Sustainability at the global flooring manufacturer Interface. Interface's mission, Climate Take Back™, invites industry to commit to making a profit in a way that is restorative to the planet and creates a climate fit for life.  Mikhail is responsible for building internal leadership capacity and creating external partnerships in sustainability.  He has a degree in Earth Systems from Stanford University and is a Certified Biomimicry Specialist. Andrea Roxas, Account Executive, Interface Andrea Roxas has over 20 years of experience in Sales Consulting and Project Management. With service at her core and the client first; Andrea has successfully led high profile and large-scale projects throughout her career in Interior Furnishings. Prior to joining Interface in 2014, she spent 12 years in various roles in the Commercial Furniture Industry both on the Manufacturing and Service side. This experience has given her a clear understanding of delivering projects on time and on budget without compromising aesthetics. Sustainability is what brought her to Interface and is an integral part of her client discussions. In her free time, she enjoys travelling, home cooking, golfing and exploring mountains on her snowboard with her husband.
Material Health and Embodied Carbon - At Odds or Aligned?
56:23

Material Health and Embodied Carbon - At Odds or Aligned?

Who would win in the sustainability Olympics? Team safer materials, or team low carbon products? What if, instead of competing, these two powerhouses worked together? In this webinar, attendees will hear from experts about the key drivers of material health and embodied carbon using flooring products and drywall products as case studies. Our presenters translate these drivers into actionable guidance for project teams to select low carbon, healthy products. Speakers:  Teresa McGrath, Chief Research Officer, Healthy Buildings Network Teresa leads HBN’s Research and Education strategies. With prior experience in government, NGO and industry, she brings a wealth of holistic knowledge and multi-sector experience to our team. Teresa led the Chemical Management Program for Sherwin-Williams, the largest paints and coatings company in the world, where she focused on hazards reduction and transparency, and assisted business units in meeting sustainability and green chemistry goals. She also spent nine years as the Senior Managing Toxicologist at NSF International’s Green Chemistry Programs, and two years at the Environmental Protection Agency in the Design for the Environment (DfE) Branch of the Office of Pollution Prevention and Toxics (OPPT).  Kimberly Seigel, Research Knowledge Manager, Perkins&Will Kimberly has spent over 15 years working on interdisciplinary teams tackling some of the built environment’s most pressing sustainability challenges, with a particular focus on climate change. As the Research Knowledge Manager for Perkins&Will’s Research Group, she draws upon her background in research and sustainability consulting to help bridge the gap between various practices and the innovative research happening across the firm. She also is Co-Director of the Material Performance Lab, with a focus on embodied carbon reduction efforts. Due to her global experience facilitating carbon reporting and contributing to sustainability projects located throughout the US, UK, Australia, the Middle East, Brazil and Chile, Kimberly has a holistic understanding of sustainability affecting all operations.
Team

Meet Our Team

Kirsten Smith

Sustainable Program Specialist

SBP

Kirsten Smith

Sustainable Program Specialist

SBP

Kirsten Smith

Sustainable Program Specialist

SBP

Kirsten Smith

Sustainable Program Specialist

SBP

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Rachel Nicely

Sustainable Program Manager

SBP

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Kirsten Smith

Sustainable Program Specialist

SBP

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Ashley Cooper

Structural Engineer

Arup

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