Aviation

From residues to ready aircraft fuel Long unutilised stalks leaves and husks from corn and other crops are finally gaining new purpose. Terragia Biofuel, a United States startup featured by Interesting Engineering, has demonstrated a biological process that converts these cellulosic leftovers into energy dense ethanol which is then upgraded […]

A Leap Forward in Clean Flight Christchurch International Airport hosted an achievement that moves sustainable aviation from theory into routine practice. On a cool October morning experimental aircraft from Fabrum, AMSL Aero and Stralis Aircraft took on liquid hydrogen for the very first time in regular airport operations. No carbon

Expanding the SAF Footprint United Airlines has confirmed that routine deliveries of sustainable aviation fuel will commence at Chicago O Hare, Denver International, and Houston Intercontinental. The added supply expands United annual SAF portfolio beyond two hundred million litres, a milestone that solidifies its reputation as an industry front runner

Regulatory Momentum Europe and the United Kingdom have placed sustainable aviation fuel at the center of their climate strategy. Through ReFuelEU, RED III, and the UK SAF Mandate, regulators are creating a guaranteed market that encourages producers to build capacity. Initial targets require two percent blending in 2025, however the

New Agreement Expands Reach United Airlines has broadened its partnership with renewable fuel producer Neste to supply sustainable aviation fuel to Houston, Newark, and Washington Dulles airports. The deliveries began this summer through existing pipelines, proving that low carbon fuel can move inside current logistics networks without expensive modifications. Why

A Unified Framework for Progress The Integrated Sustainability Program ISP gives airlines one clear roadmap for governing environmental social and governance priorities. Developed by the International Air Transport Association the scheme builds on a decade of experience with the IEnvA audit and now extends far beyond carbon reporting. By bringing

Policy Overview The Department for Transport has launched a detailed consultation on the Aviation Fuel Supplier Levy, the mechanism that will finance revenue certainty contracts for producers of sustainable aviation fuel, or SAF. The proposal follows earlier commitments to a strike price framework designed to bridge the gap between production

Momentum reaches the eastern seaboard United Airlines has commenced regular use of sustainable aviation fuel at Houston George Bush Intercontinental, Newark Liberty International and Washington Dulles International after extending its supply agreement with Neste. The fresh deliveries complement earlier operations in Chicago and San Francisco, demonstrating that SAF can integrate

A New Chapter for European Aviation The ReFuelEU Aviation Regulation marks a pivotal step toward transforming Europe’s aviation landscape. The first Annual Technical Report by EASA, released in 2025, captures the progress made by fuel suppliers, airports, and aircraft operators as they prepare to meet sustainability goals. This initial report

A Shared Acceleration Plan Airbus and the Cathay Group have launched a joint co investment fund of up to seventy million United States dollars dedicated to expanding the production of sustainable aviation fuel known as SAF. The fund will seek Asian projects with the best potential to deliver large volumes

Growing Momentum Carbon pricing has shifted from niche concept into mainstream climate solution. The European Commission Task Force on International Carbon Pricing and Markets Diplomacy is nurturing that shift through active work with more than twenty five partner countries. By sharing design templates and technical training, the Task Force helps

Implementation Timeline Beginning in 2027 every international departure from Korean airports must uplift fuel containing at least 1 percent sustainable aviation fuel. Authorities plan steady increases reaching as much as 10 percent by 2035. Carriers will need ninety percent of their annual refuelling volume to meet the mandate from 2028.

How the Levy Works Beginning in 2026 Singapore will collect a fixed charge on every departing ticket estimated between three and sixteen Singapore dollars depending on flight length. Revenue flows to the Civil Aviation Authority which will aggregate demand and purchase sustainable aviation fuel on behalf of all carriers that

Indonesia has become the latest nation to consider a dedicated fiscal mechanism supporting sustainable aviation fuel. A research brief proposes directing revenue from a service fee on used cooking oil exports into a new Used Cooking Oil Fund that would underwrite domestic SAF production. Analysis suggests a levy above one

Three major carriers DHL JetBlue and Scandinavian Airlines have jointly purchased twenty thousand tonnes of sustainable aviation fuel through a pioneering book and claim pilot. The approach allows them to fund SAF production even when the physical fuel is delivered to airports outside their operating networks. Under the scheme a