aviation

decarbonising aviation: navigating the flight path to net zero

The aviation industry faces mounting pressure to reduce emissions, enhance sustainability, and comply with tightening ESG regulations.

Airlines, airports, and aviation suppliers must transition from legacy fleets, diesel-based ground equipment, and infrastructure gaps while integrating future fuels and advanced decarbonisation technologies. Achieving net zero requires bold action, innovation, and industry-wide collaboration.

why sustain:able?

specialist expertise in aviation decarbonisation & ESG strategy

We provide tailored solutions for aviation’s unique challenges, from legacy assets to future fuels.

data-driven insights & flexible collaboration

From pilot projects to strategic partnerships, we deliver measurable impact.

practical guidance on SAF, hydrogen-readiness & infrastructure

We help aviation businesses plan, implement, and optimise low-carbon pathways.

our expertise

With deep experience across hard-to-abate industries, we help airlines, airports, and aviation suppliers achieve sustainability targets while maintaining operational efficiency. Our approach aligns with leading aviation and ESG frameworks, including ICAO, IATA, EU CSRD, ISSB, and TCFD.

our services

carbon & GHG accounting

Scope 1, 2 & 3 emissions assessments across aviation supply chains
Identifying high-emission assets (e.g. aging aircraft, diesel ground service equipment) for targeted upgrades
Scope 3 emissions tracking for fuel suppliers, aircraft manufacturing and logistics
Science-Based Target (SBTi)-aligned decarbonisation roadmaps for net-zero aviation

sustainable aviation fuels (SAF) & decarbonisation pathways

SAF feasibility analysis and supply chain integration
Carbon lifecycle assessments comparing SAF to conventional jet fuel emissions
Power-to-liquid (PtL), hydrogen, and electrification strategies
Policy and compliance support for EU and UK SAF blending mandates

airport sustainability & energy efficiency

Electrification of ground operations, including GSE and heating systems
On-site renewable energy planning – solar, wind, battery storage
Shared ground equipment models (e.g. pooled GSE fleets)
Circular economy strategies – waste reduction, recycling, and closed-loop supply chains
Water conservation strategies for airport operations

ESG compliance & regulatory readiness

Alignment with global ESG reporting frameworks (GRI, ISSB, TCFD, EU CSRD)
ICAO, IATA, and national aviation sustainability policy guidance
ESG risk assessments for aviation investors and stakeholders
Sustainable procurement strategies for airlines and airports

supply chain sustainability & circular economy

Sustainable sourcing strategies for aircraft components, catering, and fuel suppliers
Lifecycle analysis of aircraft materials to explore recyclable, lower-emission alternatives
Closed-loop recycling programs for airport waste (plastics, metals, uniforms, etc.)
Logistics and procurement optimisation to reduce supply chain emissions