How Airports Can Go Green

03.04.24

Industries worldwide, including the aviation industry, are adopting eco-friendly practices to help reduce their carbon footprint. As air travel continues to modernize, there is an increasing need for airports to adopt sustainable and green initiatives. 

Airports going green can implement a combination of different strategies to push toward a greener future — and become one of the Airports of Tomorrow. From embracing renewable energy sources such as solar power to exploring biodiversity conservation with green zone buffers, there are many opportunities for airports to reach their sustainability goals.

This article provides a guide on how airports can go green and help mitigate their impact on the planet while setting an inspiring example for other industries. 

The Current State of Airport Sustainability

Airports are crucial global travel hubs with a significant environmental footprint. Airports can negatively affect air quality and biodiversity and contribute to climate change. Traditionally, airports face the following challenges when trying to minimize their impact on the environment: 

• High energy consumption
• Greenhouse gas emissions
• Resource-intensive operations
• Large-scale infrastructure
• Extensive vehicular traffic 
• Air and noise pollution 
• Habitat disruption
• Waste generation 

Airports often grapple with finding a balance between promoting efficient air travel and mitigating their adverse effects on the surrounding ecosystems. However, this balancing act should not deter airports. They must understand that they are critical players in the transportation sector, and their sustainability efforts can have a massive impact. 

Airports worldwide must actively engage in sustainability initiatives. Effective green initiatives include energy-efficient infrastructure, renewable energy adoption, and waste reduction programs. These initiatives are driven by sustainable aviation fuels, electric vehicle fleets, and utilizing smart technologies. 

These initiatives are often benchmarked and measured through recognized sustainability standards and certifications. The Airport Carbon Accreditation, for example, provides a framework for airports to manage and reduce their carbon emissions actively. 

Implementing sustainable and profitable strategies can help with airports' operational efficiency, environmental impact, and bottom line. 

10 Airport Sustainability Initiatives

Airport executives and owners can lead their organizations toward a sustainable future through a comprehensive approach. Implementing various initiatives can pave the way for airports to become environmentally responsible entities. 

Consider the following list of airport sustainability strategies and how you can implement them. 

1. Energy Efficiency Measures

Airports can start by integrating new technologies and practices to optimize energy consumption across various operations. Some solutions include investing in LED lighting, smart HVAC systems, and energy-efficient appliances. 

LED lights can help reduce energy consumption while helping with airport visibility and safety. Smart HVAC systems can provide airports with precise control over heating and cooling, allowing them to use energy optimally. Energy-efficient appliances and tools in the airport's facilities lower overall energy demand. 

Simultaneously, airports should consider investments in renewable energy sources, such as solar, wind, and geothermal energy. Solar panels can be strategically added to airport premises to utilize the power of sunlight. Wind turbines can be integrated to generate electricity by harnessing wind energy. Meanwhile, geothermal systems tap into the Earth's natural heat for heating and cooling. 

Each option can help reduce an airport's carbon footprint and contribute to the broader transition to clean energy in the aviation sector.

2. Waste Management Programs

Airport executives can implement initiatives focusing on adopting a holistic approach to waste reduction, reuse, and recycling. A zero-waste airport creates a culture of sustainability throughout the airport ecosystem.

Airports can develop structured waste management programs that encompass all facets of their operations. This can mean establishing efficient waste collection and disposal systems. These systems emphasize the segregation of recyclables and nonrecyclables. 

Clear signage and awareness campaigns can also educate airport staff, tenants, and passengers on proper waste disposal practices. Airports can significantly minimize their environmental footprint by meticulously categorizing and processing waste materials.

This may lead to collaborative efforts from these parties. Airports can encourage active participation in waste reduction initiatives, such as recycling campaigns and waste sorting programs. This proactive engagement will demonstrate an airport's leadership in instituting waste management practices. 

Moreover, providing easily accessible recycling bins and disposal facilities at critical locations within the airport terminals can promote responsible waste disposal. 

3. Sustainable Transportation

As airports strive to become more environmentally conscious, they should consider sustainable transportation. This may reduce the carbon footprint associated with their operations. Airports can actively promote the use of sustainable transportation alternatives. Airport executives can encourage using electric vehicles, bike-sharing programs, and public transit within airport premises. 

Of course, providing dedicated infrastructure, such as electric vehicle charging stations and bike racks, encourages travelers and airport staff to choose eco-friendly transportation options. Additionally, airports can provide incentives for using electric and hybrid vehicles. These incentives may include discounted parking fees, priority parking spaces, or access to exclusive facilities. 

Airport owners may also consider collaborating with local transportation authorities to improve public transit options to and from the airport. This strategy can further contribute to their sustainable transportation initiatives. 

4. Green Building Practices

Airports can consider adopting green building practices to minimize their ecological footprint. Green building practices involve constructing and renovating buildings with eco-friendly materials and incorporating sustainable design principles. Such an approach contributes to a more resilient and energy-efficient infrastructure.

A green airport prioritizes using sustainable construction materials, including recycled, reclaimed, or locally sourced resources. Using recycled materials can reduce the impact associated with traditional construction and support a circular economy. 

Green airport building practices also incorporate energy-efficient technologies within airport structures. This includes the installation of energy-efficient windows, which enhance natural lighting and reduce the need for artificial illumination. Green roofs can host vegetation, provide insulation, mitigate stormwater runoff, and contribute to energy efficiency.

These green building features can reduce the ecological impact of airport infrastructure while setting the standard for future construction and development. 

5. Circular Airport Design

Circular airport building designs may offer a blend of sustainability and functionality. A circular airport design may enhance energy efficiency by capitalizing on natural light exposure. As a result, it can help reduce the reliance on artificial lighting. 

Additionally, the circular layout optimizes internal space and minimizes the environmental footprint. This is particularly advantageous in densely populated urban settings. Furthermore, circular designs' visually pleasing and modern aesthetic contributes to a positive and welcoming airport atmosphere. 

This layout also has the potential to streamline passenger movement, alleviating congestion and enriching the traveler experience. Although not a standardized approach, exploring circular designs may create passenger-centric, environmentally conscious airport spaces.

6. Water Conservation Measures

Airports can adopt various measures to contribute to water conservation efforts. Implementing water-saving technologies, such as low-flow fixtures and smart irrigation systems, can help reduce water consumption within airport facilities. 

Exploring alternative water sources, such as rainwater harvesting (RWH) and greywater reuse systems, adds an extra layer of sustainability. This strategy minimizes the reliance on traditional water supplies. Additionally, conducting regular water audits helps identify areas where further efficiencies can be achieved.

Furthermore, collaboration with local conservation organizations allows airports to engage in habitat restoration projects. Through this initiative, airports can help protect natural ecosystems and ensure a sustainable water balance. 

7. Carbon Offsetting and Reduction

Airports can develop and implement carbon offset programs designed to neutralize the carbon emissions associated with their activities. This involves investing in projects that capture or reduce an equivalent amount of greenhouse gases. This is to balance the airport's carbon footprint effectively.

For example, airport owners can invest in sustainable aviation fuel (SAF) initiatives. SAF, produced from renewable sources, can significantly lower carbon emissions from aircraft. As a result, it also contributes to cleaner air, mitigating the environmental impact of aviation-related pollution.

Additionally, airports can implement efficient ground operations and support the development of cleaner aircraft technologies. This includes optimizing ground transportation with electric or hybrid vehicles and exploring sustainable alternatives for airport activities.

8. Biodiversity Preservation

Airports can help preserve biodiversity through strategic planning and environmental initiatives. First, designing airport landscapes with native and pollinator-friendly plantings supports local biodiversity by creating habitats for diverse species. 

Additionally, airports can adopt sustainable construction practices that minimize disruption to surrounding ecosystems. This initiative can involve using environmentally friendly materials and eco-conscious construction methods, as well as adopting measures to protect existing habitats. 

This ensures that the construction and expansion of airport infrastructure are carried out with the least possible impact on local flora and fauna. As a result, it can help preserve biodiversity in the airport's vicinity.

Airports can also consider creating green buffer zones around airport premises. These zones involve strategically planting native vegetation that acts as a protective barrier. This barrier helps reduce potential disturbances to nearby wildlife by providing a natural habitat while serving as a visual and acoustic buffer. As such, green buffer zones mitigate the impact of airport activities on the surrounding environment.

9. Partnerships With Green Suppliers

Forging strategic partnerships with suppliers committed to sustainable and eco-friendly practices are another excellent option. By collaborating with environmentally conscious suppliers, airports can ensure that the products and services they procure align with their green principles. 

Airport owners can give preference to suppliers who hold eco-certifications and prioritize low environmental impact in their operations. Establishing such partnerships allows airports to create a sustainable supply chain that minimizes the ecological footprint of their activities.

Moreover, airports can exchange knowledge and best practices by working closely with green suppliers. This collaboration extends beyond mere transactions — it can turn suppliers into active participants in the airport's sustainability journey. 

10. Community Engagement and Education

Lastly, airports can actively engage with local communities to raise awareness about their environmental initiatives. This helps foster a sense of shared responsibility. Airport executives can help plan and host outreach programs, town hall meetings, and educational events to keep the community informed. 

Collaborative initiatives, such as tree-planting drives or environmental workshops, are another great way to engage the community. As a result, these collaborations can strengthen the airport's ties with the local community and showcase its commitment to responsible practices.

This engagement also opens avenues for valuable feedback and suggestions, allowing the airport to improve its sustainability initiatives based on community input continuously. A well-informed and involved community becomes a powerful ally in the airport's broader mission to reduce its environmental impact and enhance its sustainability profile.

Examples of Successful Green Airports 

Let's look at three successful examples of green airports — from the United States, Netherlands, and South Africa. Aspiring green airports can take these real-life examples as a source of inspiration. 

Los Angeles International Airport

Los Angeles International Airport (LAX) developed a sustainability action plan — "Boldly Moving to Zero" — in 2019 that aligns with Los Angeles city policies. The plan outlines ambitious goals, including 100% renewable electricity use, carbon neutrality, and zero potable water for nonpotable purposes by 2045. 

LAX achieved level 3 accreditation for greenhouse gas emissions through the Airport Carbon Accreditation Programme. According to their Sustainability Report, the airport is well on its way to achieving its goals. They can expect a 100% electric vehicle fleet by 2031 and the introduction of an electric train system in 2024 as part of a $5.5 billion modernization initiative. 

Some noteworthy features include the Automated People Mover (APM) with fully electric, recyclable cars. Also, the Consolidated Rent-A-Car (ConRAC) facility exemplifies sustainable design, earning LEED Gold certification and contributing to a 36% reduction in energy use by eliminating daily shuttle trips. 

Amsterdam Schiphol Airport

Amsterdam Schiphol Airport commits to achieve net-zero emissions by 2030. The Royal Schiphol Group owns three Dutch airports and is steering toward a future where Schiphol will be a circular and energy-positive hub by 2050. 

Recent awards include being among the first 10 airports globally to attain the highest sustainability level by the Airports Council International (ACI). This is mainly attributed to a remarkable 90% reduction in CO2 emissions from 2010. Schiphol will further adopt renewable energy and autonomous airside operations by 2050. They will also invest in sustainability measures, illustrating a bold vision for a greener aviation landscape.

Oliver Tambo International Airport

Oliver Tambo (OR Tambo) International Airport in South Africa faces unique challenges with wildlife hazards due to its proximity to diverse habitats. To address these concerns, the airport has implemented wildlife management strategies. 

They collaborated with local authorities and stakeholders to help balance economic growth with wildlife conservation. OR Tambo strives to harmonize airport operations with the surrounding environment to showcase their adaptability and commitment to responsible land use in challenging ecosystems.

The Path Forward for Sustainable Airports With VPS

Ready to go green? Start simple with solar airport parking. It's a sustainable way to generate renewable energy while utilizing space efficiently. Consider working with VPS — a leader in comprehensive covered parking solutions. 

Our expertise extends from hail protection to solar-covered parking structures. By choosing VPS, airports can improve their infrastructure, reduce greenhouse gas emissions, and make a significant stride toward sustainability. 

To start planning a solar parking lot project with VPS, contact us online today for a free quote.