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Carbon Emissions 101: Breaking Down Embodied, Operational, and More

Understanding embodied and operational carbon, their impacts, and actionable strategies for reducing emissions effectively.

Ava Montini

Dec 11, 2024

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Carbon emissions touch every aspect of our lives—from the buildings we live into the devices we use. But, not all emissions are created equal.


While operational emissions from energy use often grab attention, the hidden impact of embodied carbon in materials is just as significant. In this blog, we’ll break down the difference between embodied and operational carbon and explore actionable ways to reduce emissions for a sustainable future.


What is Carbon and Why Does It Matter?

Carbon, in the context of climate change, refers to the greenhouse gases (GHGs) emitted into the atmosphere, primarily carbon dioxide (CO2). These emissions result from activities such as burning fossil fuels, deforestation, and industrial processes. GHGs trap heat in the atmosphere, contributing to global warming and its associated impacts, including rising sea levels, extreme weather events, and biodiversity loss. Humans emitted 36.8 billion metric tons of CO2 in 2022 alone, marking a new record for global emissions. A significant portion of these emissions stems from the energy sector, which accounts for 73% of global emissions, with electricity and heat production making up 42% of that share.





Deforestation and forest degradation account for approximately 11% of global carbon emissions annually. The loss of forests not only releases stored carbon but also reduces the planet’s ability to sequester new carbon. This dual impact underscores the urgent need for forest preservation and reforestation initiatives. To meet the Intergovernmental Panel on Climate Change (IPCC) goal of limiting global warming to 1.5°C, global CO2 emissions must decline by about 45% from 2010 levels by 2030 and reach net zero by 2050.


Reducing carbon emissions is essential to achieving global climate goals, such as the Paris Agreement's target of limiting global warming to 1.5°C. This requires a comprehensive understanding of the different categories of carbon emissions and how they interconnect, paving the way for effective mitigation strategies.


To better understand how carbon emissions are generated, let’s examine two key contributors: embodied and operational carbon.


Embodied Carbon

The Hidden Footprint


Embodied carbon refers to the CO2 emissions associated with the production, transportation, and construction of materials and goods. Unlike operational carbon, which occurs during the use phase of a product or building, embodied carbon is "locked in" from the start.


Lifecycle Stage

Embodied carbon includes emissions from raw material extraction, manufacturing, and supply chain logistics. It is typically fixed and cannot be reduced once the product is created.


Primary Sectors Affected

Construction, manufacturing, and technology production.


Why It Matters

Embodied carbon often represents a significant share of total emissions, especially in industries reliant on energy-intensive materials. The World Green Building Council reports that embodied carbon contributes up to 50% of a building’s total lifecycle emissions.


  • Skanska, a global construction firm, has implemented low-carbon concrete alternatives and tracked embodied carbon through digital tools to align with its net-zero goals.

  • Apple continues to prioritize energy efficiency by optimizing HVAC systems across its facilities. By implementing low-pressure HVAC filters and energy-efficient solutions, Apple reduces the energy required for ventilation, cutting operational carbon emissions. These upgrades contribute to Apple’s commitment to becoming carbon neutral across its entire value chain by 2030.


Actionable Steps

  1. Use low-carbon materials such as recycled steel, bamboo, or cross-laminated timber.

  2. Conduct lifecycle assessments (LCAs) to identify high-impact areas.

  3. Foster partnerships with suppliers that prioritize sustainability.

  4. Incorporate modular designs to reduce material waste and embodied carbon.


Operational Carbon

The Active Emissions


Operational carbon refers to the emissions generated during the use phase of a product or building. These emissions result primarily from energy consumption for heating, cooling, lighting, and operating machinery.


Lifecycle Stage

Operational carbon is ongoing and occurs throughout the usable life of a building, product, or system.


Energy Sources

Fossil fuels, grid electricity, and renewable energy significantly influence operational carbon levels.


Major Contributors

Commercial buildings, data centers, and transportation systems are key sources of operational carbon.


Why It Matters

Operational carbon is the dominant contributor to global emissions in many industries. The International Energy Agency (IEA) notes that buildings account for approximately 30% of global final energy consumption and 26% of global energy-related CO₂ emissions.


A substantial share of this energy use is attributed to heating and cooling systems. Specifically, space heating and cooling, along with hot water, are estimated to account for roughly half of global energy consumption in buildings. This highlights the significant impact of heating and cooling systems on building energy consumption and emissions.


Actionable Steps

  1. Transition to renewable energy sources such as solar or wind power.

  2. Implement energy-efficient appliances, HVAC systems, and LED lighting.

  3. Leverage building management systems (BMS) to optimize energy use in real time.

  4. Set energy benchmarks and continuously monitor performance.


Beyond Embodied and Operational Carbon: Other Key Terms


1. Carbon Offset

Refers to compensating for emissions by investing in projects that reduce or remove CO2 from the atmosphere, such as reforestation or renewable energy initiatives.

  • Delta Airlines invests in carbon offset programs, including reforestation projects in Kenya, as part of its commitment to becoming the first carbon-neutral airline.


2. Carbon Intensity

Measures the amount of CO2 emitted per unit of energy or production. This metric helps businesses evaluate and improve efficiency.

  • Tesla measures the carbon intensity of its manufacturing processes to ensure sustainability across its electric vehicle lifecycle.


3. Sequestered Carbon

Describes carbon captured and stored in natural or artificial reservoirs. Forests, soil, and biochar are examples of natural carbon sinks.


4. Scope 1, 2, and 3 Emissions (from the Greenhouse Gas Protocol)

Scope 1

Direct emissions from company-owned resources.


Scope 2

Indirect emissions from purchased energy.


Scope 3

Emissions from a company’s value chain, including suppliers and end-users.

Strategies for a Holistic Carbon Reduction Plan

To create impactful carbon reduction strategies, organizations must address both embodied and operational carbon and then their broader carbon footprint.


Here are some tips:

  1. Adopt Lifecycle Assessments (LCAs): Evaluate the total carbon impact of products or projects from cradle to grave.

  2. Invest in Innovation: Support research and development for low-carbon technologies, such as carbon capture and storage (CCS).

  3. Set Science-Based Targets: Align emission reduction goals with the latest climate science.

  4. Engage Stakeholders: Collaborate with suppliers, customers, and employees to foster a culture of sustainability.

  5. Leverage Digital Solutions: Use AI and IoT technologies to monitor and optimize energy usage, reducing operational carbon.

  6. Adopt Circular Economy Practices: Design products for reuse and recycling to minimize waste and embodied carbon.


Embodied carbon reveals the hidden costs of our built environment, while operational carbon highlights ongoing emissions challenges. By taking a lifecycle approach and addressing emissions at every stage, we can pave the way for a sustainable, net-zero future.


And business leaders play a pivotal role in this transition. Prioritizing sustainability in supply chains, investing in renewable energy, and adopting innovative practices allows companies to drive change that benefits both the planet and their bottom line.


As awareness grows, the responsibility to act lies with every sector of society. From adopting renewable energy solutions to rethinking material choices, the path forward demands innovation, collaboration, and a commitment to reducing carbon footprints.

Writer's pictureAva Montini

Revolutionizing Buildings in 2024: Trends Transforming Indoor Spaces

Buildings today are where we live, work, and connect—and they need to do more than just function. In 2024, the focus was on making them efficient, adaptable, and aligned with modern demands like sustainability and occupant health.


For facility managers and building professionals, the challenge is clear: how to improve energy use, meet regulations, and enhance tenant satisfaction—all while staying within budget. Here’s a look at the trends shaping the future of buildings and the technologies driving smarter, healthier, and more resilient spaces.




Sustainability as the Cornerstone of Modern Buildings

Buildings account for approximately 37% of global energy and process-related CO₂ emissions and 34% of global energy demand, underscoring the critical need for sustainable solutions in the built environment. This demand has driven the development and adoption of technologies that address both environmental impact and operational efficiency.


One such area of innovation is low-pressure air filtration systems. These systems are designed to enhance indoor air quality—a critical factor for occupant health—while also minimizing the energy demands of HVAC systems. By reducing the resistance to airflow (known as pressure drop), these advanced filtration technologies can lower energy consumption and contribute to sustainability certifications such as LEED and WELL, which emphasize energy efficiency and healthier indoor spaces.


Traditional HVAC systems, while effective at meeting basic performance needs, often require significant energy input to maintain baseline standards. In comparison, modern sustainable technologies provide a more efficient, cost-effective approach without sacrificing performance. For facility managers, this means an opportunity to align building operations with environmental goals, improve the well-being of occupants, and meet evolving regulatory requirements—all while managing long-term operational costs more effectively.





Smarter Spaces Through Technology

The smart building market is projected to grow from USD 72.6 billion in 2021 to USD 121.6 billion by 2026, driven by the adoption of IoT, AI, and predictive analytics. These technologies are transforming buildings from static structures into responsive ecosystems. For instance, IoT-enabled sensors can monitor air quality in real time, triggering ventilation adjustments to maintain optimal conditions. Predictive analytics allows facility managers to identify and address inefficiencies before they become costly problems, saving both time and resources.


Unlike older systems that rely on periodic manual checks, smart buildings integrate real-time monitoring with adaptive systems, enabling a more proactive approach. Facilities that implement IoT-based predictive maintenance can achieve significant cost savings and operational improvements. According to McKinsey & Company, such approaches can reduce maintenance costs by up to 25%, decrease unplanned outages by up to 50%, and extend the operational life of machinery.


These benefits stem from the ability to monitor equipment health in real time, predict failures before they occur, and schedule maintenance activities more effectively. By leveraging IoT and analytics, organizations not only enhance operational efficiency but also improve tenant satisfaction through increased reliability and reduced downtime.




Wellness-Driven Design

As research continues to reveal the profound impact of indoor air quality (IAQ) on health, wellness-focused design has become a priority. Studies from Harvard T.H. Chan School of Public Health have demonstrated that indoor air quality (IAQ) significantly affects cognitive function. The Global CogFx study, involving 302 office workers across six countries, found that improved IAQ led to better cognitive performance. Additionally, Americans spend approximately 90% of their time indoors, where pollutant levels can be 2 to 5 times higher than outdoor levels. In response, facility managers are investing in biophilic design, thermal comfort enhancements, and advanced filtration systems to create healthier indoor environments.


A shining example of wellness-focused design can be seen in modern office buildings that integrate natural elements and prioritize occupant well-being. Biophilic design—incorporating features like green walls, indoor gardens, and natural lighting—has been shown to reduce stress and boost productivity among employees. Coupled with improved ventilation and thermal comfort systems, these spaces create an environment where occupants feel more energized and connected. One case study found that wellness-certified buildings saw higher employee retention rates and a measurable increase in work satisfaction, emphasizing the value of designing with health and well-being at the forefront. These principles don’t just benefit the occupants—they also enhance the long-term value of the building, making it more attractive to tenants and investors alike.


Preparing for Uncertainty

The past decade has underscored the need for resilience in building systems, particularly in the face of challenges like wildfires, extreme weather events, and fluctuating energy demands. For example, during heatwaves or cold snaps, energy grids are often strained, and buildings with adaptive energy systems—such as smart energy storage or dynamic load management—can maintain functionality while reducing their reliance on peak energy. These systems help ensure consistent performance even when external conditions push infrastructure to its limits.


Proactive strategies like integrating renewable energy sources or implementing predictive energy management also allow buildings to anticipate and mitigate potential disruptions. These approaches not only reduce energy costs but also contribute to a more stable and sustainable grid. As energy resilience becomes increasingly critical, buildings capable of adapting to these demands play a key role in ensuring reliability and sustainability for the broader community.


Data-Driven Operations

Real-time data is transforming building management, offering facility managers tools to optimize energy usage, extend the lifespan of equipment, and enhance overall tenant satisfaction. By integrating predictive maintenance programs, facilities can leverage embedded sensors to monitor equipment performance, identify inefficiencies, and trigger alerts before failures occur. This proactive approach significantly reduces costly repairs and unplanned downtime. Implementing predictive maintenance can reduce maintenance costs by 18% to 25% while increasing asset availability by 5% to 15%, underscoring its role in improving both operational reliability and cost efficiency.


Unlike traditional methods that rely on reactive repairs after a problem arises, data-driven operations provide actionable insights that enable facility managers to anticipate issues before they escalate. This not only improves system performance but also enhances tenant comfort by ensuring seamless building functionality. As more facilities adopt analytics-driven strategies, they unlock measurable benefits, including reduced operational costs, improved system reliability, and higher tenant satisfaction—all essential for maintaining competitive, high-performing spaces in an increasingly dynamic market.




Tenant and Occupant Expectations Evolving

Post-pandemic, expectations for indoor spaces have shifted dramatically. Occupants now demand more than basic functionality—they seek healthier environments, visible sustainability initiatives, and seamless integration of technology that enhances their experience. Facility managers are rising to the challenge by implementing systems that prioritize transparency and well-being. Features like real-time building data and energy-saving dashboards optimize building operations while providing occupants with accessible, actionable insights that build trust and foster loyalty.


This emphasis on occupant-centric upgrades marks a significant departure from traditional facility management, which often prioritized operational efficiency over user experience. By addressing these evolving demands, modern buildings are not only improving tenant satisfaction but also driving higher retention rates and stronger relationships. Tangible improvements—like cleaner air, energy-efficient systems, and clear communication of these efforts—are becoming the new standard for successful facilities, setting them apart in a competitive market.



As 2024 concludes, the built environment is undergoing a profound transformation. Facility managers are no longer just maintaining buildings—they’re shaping them into spaces that align with the needs of people, businesses, and the planet. The trends driving these changes—from sustainable technologies to smart systems and wellness-focused designs—offer immense opportunities for those ready to adapt.

Explore expert insights, stay up to date with industry events, and gain a deeper understanding of the cutting-edge developments that are revolutionizing the indoor air quality landscape within Blade Air's comprehensive Insights Hub.

You can also subscribe to our monthly newsletter below for exclusive early access to Blade's Insights content, uncovering tomorrow's air quality advancements before they hit our Hub.

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