A Multi-Pronged Approach to Aviation’s Green Future

The global aviation industry is at a critical juncture. With a firm commitment to achieving net-zero carbon emissions by 2050, the pressure is on for industry leaders to move beyond ambition and demonstrate tangible progress. The Dubai Airshow 2025, themed “The Future is Here,” serves as a pivotal stage for this showcase, emphasizing sustainability and collaborative solutions. In this high-stakes environment, simply talking about future technologies is no longer enough; the industry and the public demand practical, scalable solutions that can be implemented today while paving the way for the innovations of tomorrow.

Stepping up to this challenge, Airbus is using the event to demonstrate a clear and pragmatic decarbonization strategy. The core of their message is that there is no single “silver bullet” solution. Instead, a multi-layered approach combining several complementary levers is essential to bridge the emissions gap. To bring this concept to life, Airbus orchestrated a single flight of an A350-1000 from Toulouse, France, to Dubai, integrating four key decarbonization strategies: fleet renewal, the use of Sustainable Aviation Fuel (SAF), a “Book and Claim” system for SAF, and the use of Carbon Dioxide Removals (CDR) to address residual emissions.

This demonstration is more than a symbolic gesture; it’s a real-world application of a comprehensive roadmap. It highlights how different technologies and methodologies can work in concert to systematically reduce the carbon footprint of a flight. By showcasing these levers together, Airbus aims to illustrate a viable pathway for the entire industry, emphasizing that progress depends on a portfolio of solutions, each playing a distinct but crucial role in the journey toward sustainable aviation.

Immediate Impact: Modernizing Fleets and Fuel

The most immediate and foundational steps toward decarbonization involve the aircraft themselves and the fuel that powers them. These are not futuristic concepts but available, impactful measures that can yield significant emissions reductions in the near term. Airbus’s strategy heavily emphasizes the combined power of replacing older aircraft with modern, efficient models and accelerating the adoption of sustainable fuels.

Fleet Renewal: The Foundation of Efficiency

The simplest way to reduce fuel burn is to fly more efficient aircraft. Modern planes, like the Airbus A350-1000 showcased on the flight to Dubai, consume approximately 25% less fuel and produce correspondingly fewer CO2 emissions compared to the previous generation of aircraft. This leap in efficiency is a cornerstone of the industry’s short-term climate goals. While effective, the pace of fleet renewal presents a significant challenge, as it requires substantial investment and time.

Currently, only about 30% of the world’s in-service fleet consists of the latest-generation aircraft. However, the demand for these new models is robust, driven by both environmental pressures and economic sense, as lower fuel consumption translates directly to reduced operating costs. Airbus’s 2025 Global Market Forecast projects that the global fleet will nearly double by 2044, with a significant portion of new deliveries, around 44%, intended to replace older, less efficient planes. This is reflected in strong market performance, with single-aisle aircraft like the A220 and A320neo families dominating orders.

The strong demand is evident in Airbus’s order books. In 2024 alone, the company delivered 766 commercial aircraft and maintained a year-end backlog of 8,658 aircraft. This signals a clear industry trend toward modernization, making fleet renewal a powerful and ongoing lever for decarbonization.

Sustainable Aviation Fuel (SAF): The Cornerstone of Decarbonization

While efficient aircraft reduce the amount of fuel needed, Sustainable Aviation Fuel (SAF) addresses the carbon footprint of the fuel itself. Considered the most critical lever for decarbonization, SAF has the potential to reduce lifecycle emissions by up to 80% compared to conventional jet fuel. The Air Transport Action Group (ATAG) estimates that SAF could account for between 53% and 71% of the emissions reductions required to reach the 2050 net-zero target.

Airbus is actively working to accelerate the adoption of SAF across the industry. All its current aircraft are certified to fly with a 50% SAF blend, and the company is committed to achieving 100% SAF capability by 2030. The demonstration flight to the Dubai Airshow utilized a 35% blend of physical SAF, showcasing its viability in regular operations. To further this goal, Airbus has made strategic investments in the Sustainable Aviation Fuel Financing Alliance (SAFFA) and SAF producer LanzaJet.

Collaboration is key to scaling up SAF production and use. Airbus has established numerous partnerships to advance this goal, including trials with airlines like easyJet and WizzAir, a long-standing supply relationship with TotalEnergies, and a research agreement with Gati Shakti Vishwavidyalaya (GSV) in India to explore producing SAF from municipal solid waste. These initiatives are crucial for building a global SAF ecosystem.

Beyond the Aircraft: Innovative Systems for a Greener Sky

Tackling aviation’s carbon footprint requires looking beyond the physical aircraft and its fuel. Airbus is also championing innovative logistical and technological systems designed to accelerate SAF adoption and address the emissions that cannot be eliminated through other means. These forward-thinking mechanisms are crucial for closing the final gaps on the path to net-zero.

Book and Claim: Unlocking SAF Accessibility

One of the major hurdles to widespread SAF adoption is logistics. SAF is currently produced in limited quantities at specific locations, making it expensive and difficult for many airlines to access directly. The “Book and Claim” (B&C) system offers a pragmatic solution to this problem. It works by decoupling the environmental benefits of SAF from its physical use. An airline can purchase a specific quantity of SAF, “claim” the associated carbon reduction credits, and have the physical fuel dispensed to an aircraft at an airport where it is readily available, even if it’s not their own.

This system effectively creates a global market for SAF’s environmental attributes, channeling investment toward producers and scaling up supply without being constrained by physical supply chains. Airbus has launched a pilot program for a B&C system, acting as a facilitator by purchasing SAF certificates and managing them through the Roundtable on Sustainable Biomaterials (RSB) registry. Key partners in this initiative include SMBC Aviation Capital, AerCap, and Luxaviation, among others.

A critical next step is gaining regulatory acceptance. Airbus is actively advocating for the recognition of the Book and Claim system within major regulatory frameworks, such as the EU’s Renewable Energy Directive and the Carbon Offsetting and Reduction Scheme for International Aviation (CORSIA). Official recognition would significantly accelerate SAF adoption globally.

“Supporting the SAF Book and Claim mechanism is an immediate solution contributing to the emergence and scale-up of the global SAF market.” – Julien Manhes, Head of Sustainable Aviation Fuels and Carbon Dioxide Removal at Airbus.

Carbon Dioxide Removals (CDR): Tackling Residual Emissions

Even with maximum fleet renewal and 100% SAF usage, the industry anticipates some residual emissions will remain. To achieve true net-zero, these emissions must be removed from the atmosphere. This is where Carbon Dioxide Removal (CDR) technologies come in. For its Dubai Airshow flight, Airbus neutralized the remaining emissions by purchasing CDR units generated from reforestation projects in Mexico.

Looking toward more permanent, technology-based solutions, Airbus is focusing on Direct Air Carbon Capture and Storage (DACCS). This technology uses large-scale facilities to filter CO2 directly from the ambient air, which is then permanently stored in deep underground geological reservoirs. It is a durable and verifiable method for removing carbon that has already been emitted.

To advance this technology, Airbus has formed a landmark partnership with 1PointFive, a subsidiary of Occidental Petroleum. Through this agreement, Airbus has pre-purchased 400,000 tonnes of carbon removal credits to be delivered over a four-year period from 1PointFive’s large-scale DACCS plant currently under development in Texas. This pre-purchase provides a crucial demand signal, helping to finance and scale this nascent but vital technology.

This initiative has already garnered significant interest from major airlines. Air Canada, Air France-KLM, International Airlines Group, Lufthansa Group, and Virgin Atlantic have all signed letters of intent with Airbus to explore the pre-purchase of these carbon removal credits, demonstrating a collective industry commitment to addressing the full lifecycle of emissions.

A Multi-Faceted Path to Net-Zero

The demonstration at the Dubai Airshow makes one thing abundantly clear: the journey to decarbonizing aviation is not a linear path but a complex puzzle requiring multiple, interlocking pieces. Airbus’s showcase of four distinct levers, fleet renewal, SAF, Book and Claim, and Carbon Dioxide Removals, underscores the necessity of a pragmatic and diversified strategy. It moves the conversation from a search for a single magic bullet to the implementation of a portfolio of solutions that can deliver results both today and in the decades to come.

Ultimately, achieving the industry’s ambitious 2050 goals will depend on unprecedented collaboration. As shown by Airbus’s extensive network of partners, from airlines and fuel producers to technology startups and investment firms, no single entity can solve this challenge alone. The path forward requires a combination of continued technological innovation, sound economic models that incentivize green investments, and supportive regulatory frameworks that can accelerate the adoption of new solutions. The flight to Dubai is not an endpoint but a milestone, marking a tangible step forward on a long but necessary journey.

FAQ

Question: What is Airbus’s main message about decarbonizing aviation?
Answer: Airbus’s core message is that there is no single solution to decarbonize aviation. A multi-layered approach is necessary, combining several complementary levers such as fleet renewal, Sustainable Aviation Fuel (SAF), innovative systems like “Book and Claim,” and Carbon Dioxide Removals (CDR) to address all aspects of the industry’s carbon footprint.

Question: What is Sustainable Aviation Fuel (SAF)?
Answer: Sustainable Aviation Fuel (SAF) is a biofuel used to power aircraft that has a smaller carbon footprint than conventional jet fuel. It is produced from sustainable resources like used cooking oil, municipal waste, or non-food crops. It is considered the most critical element for reducing aviation’s emissions in the medium term.

Question: How does the “Book and Claim” system work?
Answer: The “Book and Claim” system allows an airline or company to purchase the environmental benefits of SAF without being physically connected to the supply. They can “book” a quantity of SAF, and “claim” the carbon reduction credits, while the physical fuel is used by an aircraft at an airport where SAF is available. This overcomes logistical barriers and helps scale up the global SAF market.

Sources

Airbus – Showcasing multiple decarbonisation levers at Dubai Airshow