Cluster 2 Airports Earn Level 1 Carbon Accreditation

Airports operated by the Cluster 2 Airports Company have been awarded Level 1 accreditation from the Airport Carbon Accreditation (ACA) Programme, issued by Airports Council International (ACI), according to an official announcement released via the Saudi Press Agency on April 16, 2025. The recognition reflects the company’s commitment to enhancing environmental responsibility in alignment with globally recognized practices, and it positions Saudi Arabia as the second-highest country in Asia in terms of the number of accredited airports under the programme, while holding the top position in the Middle East.

This milestone underscores the Kingdom’s commitment to the objectives of Saudi Vision 2030 in the field of environmental sustainability. It also signals a broader shift in how Saudi Arabia’s aviation sector is integrating climate action into its rapid expansion. As the Kingdom invests heavily in airport infrastructure, digital modernization, and passenger experience, the ACA accreditation demonstrates that environmental performance is being embedded alongside operational growth. The achievement is not merely symbolic; it reflects a structured, verifiable approach to measuring and managing carbon emissions at a time when global aviation is under increasing scrutiny to decarbonize. For international observers, the announcement offers a clear example of how Saudi Arabia is aligning its transport ambitions with global climate frameworks, and it raises an important question: what does this accreditation actually mean for the future of air travel in the region?

Context and Background

Why has airport carbon accreditation become such a critical benchmark for aviation hubs around the world? The Airport Carbon Accreditation programme, administered by Airports Council International, is the global standard for carbon management at airports. It provides a certified framework through which airports can measure, manage, and ultimately reduce their carbon emissions. Level 1 accreditation, formally known as ‘Mapping,’ requires an airport to determine its carbon footprint according to established methodologies and to commit to a reduction pathway. This initial level is foundational: it establishes the data baseline upon which more advanced levels of accreditation—such as Reduction, Optimization, and Neutrality—are built. For Cluster 2 Airports Company, achieving Level 1 across its portfolio means that each airport has completed a rigorous emissions inventory and has put in place the governance structures needed to pursue deeper cuts in the future.

The accreditation arrives at a time when Saudi Arabia’s aviation sector is undergoing unprecedented transformation. Under Vision 2030, the Kingdom aims to increase annual passenger traffic to 330 million by 2030, expand airport capacity, and establish new carriers and routes. This growth could significantly increase emissions if not managed carefully. By pursuing ACA accreditation, Cluster 2 is signaling that expansion and environmental responsibility can go hand in hand. It also aligns with the Saudi Green Initiative, which seeks to reduce carbon emissions by 278 million tons per annum by 2030 and to plant 10 billion trees across the Kingdom. The aviation sector’s participation in these national goals is essential, given that air travel is a significant and growing source of emissions. The move also reflects global trends: airports in Europe, North America, and Asia have increasingly adopted ACA as a way to demonstrate climate leadership and to satisfy investor, regulator, and passenger expectations.

Cluster 2 Airports Company manages a group of regional and international airports across Saudi Arabia, contributing to the Kingdom’s decentralized aviation strategy. While the exact list of airports within Cluster 2 includes several key domestic and regional gateways, the accreditation covers the company’s entire portfolio. This collective achievement is notable because it brings smaller and regional airports into the same carbon management framework as major international hubs. In doing so, it helps standardize environmental practices across the Kingdom’s aviation network, ensuring that sustainability is not limited to flagship projects but is a system-wide priority. The accreditation also provides a platform for knowledge sharing and capacity building among airport operators, which can accelerate the adoption of best practices and innovative technologies.

Key Details of the Accreditation

What specific steps did Cluster 2 Airports Company take to earn this recognition? According to the announcement, the company aims to reduce greenhouse gas emissions, improve air quality across its airports, and advance comprehensive waste management practices. These objectives go beyond carbon accounting alone. Improving air quality involves reducing local pollutants from aircraft, ground support equipment, and ground access vehicles, which directly benefits the health of surrounding communities and airport workers. Comprehensive waste management includes reducing, reusing, and recycling materials from terminal operations, catering, and construction. Together, these measures represent a holistic approach to environmental stewardship that touches every aspect of airport operations.

The Level 1 accreditation is valid for a specified period and requires annual verification to maintain. Airports Council International provides technical guidance and recognizes airports that meet the program’s requirements. For Cluster 2, the certification process likely involved detailed data collection on energy consumption, vehicle fuel use, refrigerant losses, and other emission sources. This baseline will enable the company to identify the most impactful reduction opportunities. It also allows for transparent reporting to stakeholders, including government regulators, local communities, and international partners. The fact that Saudi Arabia now ranks second in Asia and first in the Middle East by number of accredited airports indicates that this is part of a coordinated national effort, not an isolated initiative. Other airport clusters and the General Authority of Civil Aviation are also pursuing similar goals, creating a network effect that amplifies the Kingdom’s environmental impact.

Moreover, the accreditation aligns with the International Civil Aviation Organization’s (ICAO) long-term aspirational goal of net-zero carbon emissions by 2050. While ACA is a voluntary program, it complements mandatory schemes such as the Carbon Offsetting and Reduction Scheme for International Aviation (CORSIA). By participating in ACA, Cluster 2 airports are preparing for a future in which carbon management is not optional but expected. This proactive stance can enhance the Kingdom’s reputation as a responsible global aviation player and can facilitate partnerships with international airlines and airports that prioritize sustainability. It also supports the development of green financing opportunities, as investors increasingly favor projects with strong environmental, social, and governance (ESG) credentials.

International and Regional Impact

How does this achievement position Saudi Arabia within the global aviation community? The Kingdom’s rise to second place in Asia and first in the Middle East for ACA-accredited airports is a significant milestone. It demonstrates that Saudi Arabia is not only expanding its aviation infrastructure but is also doing so with environmental responsibility in mind. This balanced approach is increasingly important as the global aviation industry faces pressure to decarbonize. For international airlines and travelers, the accreditation signals that Saudi airports are committed to international best practices, which can enhance confidence and attract more traffic. It also strengthens the Kingdom’s case for hosting major international events, as sustainability is often a key criterion in venue selection.

Regionally, the achievement sets a benchmark for neighboring countries. The Middle East is a highly competitive aviation market, with hubs in the UAE, Qatar, and Turkey vying for passengers and cargo. By leading in carbon accreditation, Saudi Arabia differentiates itself as a forward-looking aviation destination. This leadership can influence regional standards and encourage other airports to pursue accreditation. It also supports the broader goals of the Saudi Green Initiative and the Middle East Green Initiative, which aim to address climate change at a regional level. The accreditation thus has diplomatic and soft-power dimensions, reinforcing Saudi Arabia’s role as a responsible global citizen and a leader in sustainability.

Economic and Strategic Significance

What are the economic implications of embedding carbon management into airport operations? For Cluster 2 Airports Company, the accreditation can lead to tangible cost savings through improved energy efficiency, reduced waste disposal costs, and optimized resource use. These savings can be reinvested into infrastructure and passenger services. Moreover, as global carbon pricing mechanisms expand, airports with robust carbon management systems will be better positioned to manage potential financial liabilities. The accreditation also enhances the company’s attractiveness to international partners and investors who prioritize ESG performance. In the long run, sustainable airports can command higher valuations and access cheaper capital, as green bonds and sustainability-linked loans become more prevalent.

Strategically, the accreditation supports Vision 2030’s goal of diversifying the economy and creating a vibrant private sector. By demonstrating environmental leadership, Cluster 2 can attract eco-conscious travelers and businesses, contributing to the growth of tourism and trade. It also aligns with the National Transport and Logistics Strategy, which aims to position Saudi Arabia as a global logistics hub. Sustainability is a key pillar of that strategy, as modern logistics hubs must meet stringent environmental standards to compete internationally. Furthermore, the accreditation can spur innovation in green technologies, such as solar power at airports, electric ground vehicles, and sustainable aviation fuels. These innovations can create new industries and jobs, supporting the Kingdom’s economic diversification agenda.

Vision 2030 Alignment

How does this accreditation directly advance Saudi Vision 2030? Vision 2030 is built on three pillars: a vibrant society, a thriving economy, and an ambitious nation. Environmental sustainability cuts across all three. A vibrant society requires clean air and healthy communities, which the air quality improvements will support. A thriving economy benefits from efficient, modern infrastructure that attracts global business and tourism. An ambitious nation takes responsibility for its global environmental impact, as demonstrated by the ACA certification. The accreditation also contributes to the Saudi Green Initiative’s targets and reinforces the Kingdom’s commitment to the Paris Agreement. By integrating sustainability into aviation, Saudi Arabia is showing that economic growth and environmental stewardship are compatible, a message that resonates globally.

Looking ahead, Cluster 2 Airports Company is expected to build on this Level 1 accreditation by pursuing higher levels of the ACA program. Each subsequent level requires deeper emission reductions and more comprehensive management. This continuous improvement journey mirrors Vision 2030’s emphasis on progress and innovation. As the Kingdom prepares to host major events such as Expo 2030 in Riyadh and the 2034 FIFA World Cup, its airports will be in the global spotlight. Demonstrating environmental leadership will be essential to leaving a positive legacy. The accreditation is therefore not an endpoint but a beginning—a foundation upon which Saudi Arabia can build a sustainable aviation future that serves as a model for the region and the world.

20 Questions

Q1. What is the Airport Carbon Accreditation programme?

A1. The Airport Carbon Accreditation (ACA) programme is the global standard for carbon management at airports, administered by Airports Council International (ACI). It provides a certified framework for airports to measure, manage, and reduce carbon emissions through four levels: Mapping, Reduction, Optimization, and Neutrality.

Q2. What does Level 1 accreditation signify?

A2. Level 1, known as ‘Mapping,’ signifies that an airport has determined its carbon footprint according to established methodologies and has committed to a reduction pathway. It is the foundational level upon which deeper emission cuts are built.

Q3. Which Saudi entity received this accreditation?

A3. The airports operated by Cluster 2 Airports Company received Level 1 accreditation from the ACA programme. This covers the company’s portfolio of regional and international airports across Saudi Arabia.

Q4. How does this achievement position Saudi Arabia globally?

A4. Saudi Arabia now ranks as the second-highest country in Asia in terms of the number of ACA-accredited airports and holds the top position in the Middle East. This underscores the Kingdom’s commitment to environmental sustainability.

Q5. What are the main environmental goals of Cluster 2?

A5. Cluster 2 aims to reduce greenhouse gas emissions, improve air quality across its airports, and advance comprehensive waste management practices. These goals reflect a holistic approach to environmental stewardship.

Q6. How does this accreditation align with Saudi Vision 2030?

A6. The accreditation aligns with Vision 2030’s environmental sustainability objectives, including the Saudi Green Initiative’s goals to reduce emissions and promote clean energy. It supports the vision’s pillars of a vibrant society and a thriving economy.

Q7. What is the role of Airports Council International in this programme?

A7. Airports Council International (ACI) administers the ACA programme, provides technical guidance, and verifies airports’ compliance with the programme’s requirements. ACI is the global trade representative of the world’s airports.

Q8. Why is carbon accreditation important for airports?

A8. Carbon accreditation helps airports demonstrate environmental responsibility, improve operational efficiency, and meet the expectations of regulators, investors, and passengers. It also prepares airports for future carbon regulations and market mechanisms.

Q9. What are the economic benefits of this accreditation?

A9. Economic benefits include cost savings from energy efficiency, reduced waste disposal costs, and improved access to green financing. It can also attract eco-conscious travelers and partners, enhancing competitiveness.

Q10. How does this accreditation affect air quality?

A10. The accreditation process encourages airports to reduce local pollutants from aircraft, ground vehicles, and equipment. This improves air quality for surrounding communities and airport workers, contributing to public health.

Q11. What waste management practices are involved?

A11. Comprehensive waste management includes reducing, reusing, and recycling materials from terminal operations, catering, and construction. It aims to minimize landfill waste and promote circular economy principles within airport operations.

Q12. How many airports in Saudi Arabia are ACA-accredited?

A12. The exact number is not specified in the announcement, but Saudi Arabia ranks second in Asia and first in the Middle East by number of accredited airports. This indicates a significant and growing number of airports across the Kingdom.

Q13. What are the next steps for Cluster 2 after Level 1?

A13. Cluster 2 is expected to pursue higher levels of ACA accreditation, such as Level 2 (Reduction) and Level 3 (Optimization), which require deeper emission reductions and more comprehensive carbon management.

Q14. How does this accreditation support the Saudi Green Initiative?

A14. The Saudi Green Initiative aims to reduce carbon emissions by 278 million tons per annum by 2030 and plant 10 billion trees. By reducing airport emissions, Cluster 2 contributes directly to these national targets.

Q15. What is the significance for international airlines?

A15. International airlines value airports that prioritize sustainability, as it aligns with their own environmental goals and can reduce their carbon footprint. The accreditation enhances Saudi airports’ attractiveness as partners.

Q16. Does this accreditation have any impact on tourism?

A16. Yes, eco-conscious travelers increasingly prefer destinations with strong environmental credentials. The accreditation can enhance Saudi Arabia’s appeal as a sustainable tourism destination, supporting Vision 2030’s tourism goals.

Q17. How does this align with global aviation climate goals?

A17. The ACA programme supports the International Civil Aviation Organization’s (ICAO) goal of net-zero carbon emissions by 2050. It complements mandatory schemes like CORSIA and demonstrates proactive climate action.

Q18. What role do airports play in reducing aviation emissions?

A18. Airports can reduce emissions from their own operations (buildings, vehicles, etc.) and facilitate reductions by airlines through sustainable aviation fuels, electric ground support equipment, and efficient air traffic management.

Q19. Will this accreditation lead to new green technologies at Saudi airports?

A19. Yes, the accreditation process encourages investment in renewable energy, electric vehicles, and smart building systems. It can spur innovation and create opportunities for green tech companies in Saudi Arabia.

Q20. How does this achievement reflect on Saudi Arabia’s global leadership?

A20. It demonstrates Saudi Arabia’s commitment to international best practices and environmental stewardship, reinforcing its role as a responsible global leader and a key player in the global transition to sustainable aviation.

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