Decarbonization News

Lloyd’s Register (LR) has published the maritime industry’s first dedicated Guidance Notes for onboard hydrogen generation, providing clarity on the safe design and integration of hydrogen generator technologies on ships.The new Guidance Notes respond directly to growing interest from shipowners, yards and technology developers in producing hydrogen onboard using alternative fuels such as LNG, methanol and ammonia.While hydrogen is widely seen as a key fuel for decarbonization, limited supply and availability of complex bunkering infrastructure significantly slow adoption in shipping.

The first two vessels in the Sleipner concept – Way Forward and Future Way – have, after just over a year in operation, demonstrated high performance, low fuel consumption and CII values far below current requirement levels. This means they emit less CO2 per transported unit than the average for comparable vessels, placing them in the highest energy efficiency class (A) according to the IMO’s international classification. The Carbon Intensity Indicator (CII) measures a vessel’s…

Yanmar Power Solutions Co., Ltd., a subsidiary of Yanmar Holdings, has become the first engine manufacturer in Japan to obtain both type approval certificate1 and NOx certificate2 from Nippon Kaiji Kyokai (ClassNK) for its pilot-ignition hydrogen-fueled 4-stroke high-speed engine for power generation for domestic coastal vessels as part of the Nippon Foundation’s Zero Emission Ships Project.In 2025, Yanmar Power Solutions was intensifying its land-based demonstration tests utilizing a small amount of Hydrotreated Vegetable Oil (HVO) as a pilot fuel…

Japanese shipping company NYK has invested in XFuel, a company developing technology to refine waste-derived liquid hydrocarbons into low-carbon fuel for marine applications.The investment is aimed at advancing collaboration with XFuel, including the recycling of fuel sludge generated from NYK’s operating vessels, to support the development of decarbonization technologies that utilize existing fuels.XFuel has developed proprietary Chemical Liquid Refining (CLR) technology capable of converting waste-derived hydrocarbon liquids into high-purity, low-carbon fuels suitable for marine use.

Independent university testing has proved that marine fuel consumption and associated emissions could be reduced more quickly and cost-effectively than previously assumed, using existing vessels and standard fuels already in circulation.A study conducted by the National Technical University of Athens (NTUA) has found that a fuel treatment technology developed by UK-based Fuelre4m delivered measurable efficiency improvements in large marine engines operating on conventional marine fuels.In the most conservative fixed test condition…

Technology group Wärtsilä will supply its Wärtsilä 25 ammonia solution to power a new cargo vessel for Norway-based Skarv Shipping Solutions, marking the first newbuild to use the company’s four-stroke ammonia engine technology.The vessel will be constructed at Huanghai shipyard in China and is intended to support Skarv Shipping Solutions’ strategy to deliver sustainable short-sea shipping services in Northern Europe.Wärtsilä will provide the Wärtsilä 25 Ammonia engine together with the complete fuel gas supply system and exhaust after-treatment…

China and Denmark renewed a memorandum of understanding on cooperation in green maritime technology and shipbuilding during a meeting between the two nations' industry ministers in Beijing on Tuesday, China's industry ministry said in a statement.China is willing to jointly conduct research and development with Denmark on low-carbon and zero-carbon fuel-powered ship technologies and explore cooperation potential in the new energy vehicle sector, Li Lecheng, the Chinese minister, told Denmark's Business and Industry Minister Morten Bodskov.(Reuters - Reporting by Ethan Wang, Yukun Zhang and Rya

Berge Bulk has completed the installation of four folding rotor sails supplied by Anemoi Marine Technologies on its 208,000 DWT Newcastlemax vessel Berge Meru, marking the shipping group’s second wind propulsion project with the technology provider.The installation was carried out at Yiu Lian Dockyards in China in December 2025, and the vessel has since completed its first voyage to Singapore. The four rotor sails measure five meters in diameter and 35 meters in height and are designed to harness wind power to provide auxiliary propulsion…

Wind propulsion specialist bound4blue has completed the first installation under its agreement with Maersk Tankers, fitting four 24-meter eSAIL suction sails on the medium-range tanker Maersk Trieste as part of a wider fleet retrofit program.The installation marks the first phase of a contract agreed in December 2024 covering 20 eSAIL units across five Maersk Tankers MR vessels, representing bound4blue’s largest order to date.The four eSAIL units were installed at EDR Shipyard in Belgium following preparatory work carried out at Yiu Lian Shipyard in Shenzhen, China.

A study led by Vard, a subsidiary of Italy’s Fincantieri, has found that nuclear-powered offshore vessels are technically feasible, confirming that small fourth-generation nuclear reactors can be integrated into dynamically positioned vessels while meeting safety, redundancy and operational requirements.Results from the NuProShip II research and innovation project show that nuclear propulsion can support DP2 power architectures, with potential adaptability to DP3 standards, offering…

Chemical tanker operator Chemship has placed a repeat order with Dutch wind propulsion specialist Econowind for the installation of VentoFoils on two additional vessels, expanding its use of wind-assisted ship propulsion technology.Chemship said Chemical Contender and Chemical Fighter will each be fitted with four 16-meter ATEX-proof VentoFoils in the second half of 2026, as part of efforts to reduce fuel consumption and emissions across its fleet.The decision follows the installation of four 16-meter VentoFoils on Chemical Challenger in early 2024…

Interferry is calling for an immediate halt on the further implementation of the EU ETS for the ferry sector, maintaining the surrendering obligation for maritime emissions frozen at the 70% level scheduled for 2025, and halting the planned increase to 100% in 2026. The demand follows the recent decision to continue exempting road transport from a parallel ETS mechanism and the lack of clear regulations on the distribution of the funds collected.“This action must remain in place until road transport is also in an ETS and funds collected are actually ringfenced for maritime decarbonization.

The Marshall Islands Flag State Administration and Bureau Veritas have formally approved SOLAS equivalency proposals submitted by Union Maritime and BAR Technologies for two MR2 tankers under construction at Wuhu Shipyard, China. The vessels will be equipped with BAR Technologies' WindWings advanced wind propulsion systems designed to reduce fuel use and emissions.The approvals cover detailed equivalency proposals addressing bridge visibility, navigation-light placement and radar line-of-sight, critical compliance factors affected by the installation of wing sails.

A U.K.-led maritime consortium has set out plans to develop international standards for nuclear-powered commercial ships, as Britain seeks a leading role in efforts to decarbonize global shipping.The Maritime Nuclear Consortium, convened by Lloyd’s Register, brings together companies from the nuclear, maritime, insurance and regulatory sectors to address safety, security, regulation and commercial viability for nuclear-powered vessels.The consortium’s core members include Lloyd’s Register…

The World Shipping Council (WSC) announced that Höegh Autoliners has joined as a member, further strengthening the Council’s representation of the global liner shipping industry, including the vehicle carrier sector.“We are pleased to welcome Höegh Autoliners to the World Shipping Council,” said Joe Kramek, WSC President & CEO. “Vehicle carriers are a core part of liner shipping that move global trade. Höegh Autoliners brings valuable expertise and perspective as we work with policymakers on safety…

Coach Solutions, a Kongsberg Company, and classification society ClassNK have partnered to deliver an automated emissions data verification process for their mutual clients.The companies said the process creates a seamless experience for shipowners and Document of Compliance holders who need to extract, standardize, verify and share vessel data for transparent use by stakeholders.The integration with ClassNK is a strategic partnership that, from January 2026, will further strengthen Coach’s mission to put practical…

Finnish–Swedish ferry operator Wasaline reported a strong performance in 2025, delivering passenger growth, higher revenues and a major reduction in emissions, despite a more challenging freight market.Passenger volumes rose by 2.6% to 259,769, even though the company’s ROPAX vessel Aurora Botnia was out of service during the final week of December for scheduled dry-docking. Freight volumes declined slightly year-on-year, reflecting the broader economic downturn in the region, postponed construction projects, reduced paper trade and the bankruptcy of battery manufacturer Northvolt.

Lloyd’s Register (LR) has published the latest report in its Fuel for thought series, providing an assessment of hydrogen’s potential role in maritime decarbonization. Fuel for thought: Hydrogen examines hydrogen from production and supply through to onboard use, highlighting the fuel’s advantages alongside the safety, infrastructure and cost challenges that currently restrict its adoption. Green hydrogen has the potential to deliver zero tank-to-wake greenhouse gas emissions when used in fuel cells and has a vital role as the building block for e-fuels such as ammonia and methanol.

ABB has signed contracts with Rotterdam Shore Power (RSP) to engineer and construct what is expected to be the world’s largest shore power system by capacity at the Port of Rotterdam.The system will provide over 100 megavolt-amperes (MVA) of shore power capacity and is set to begin operations in the second half of 2028, serving three deep-sea container terminals.The installations aim to reduce emissions, support compliance with the EU’s FuelEU Maritime Regulation, and improve air quality in Europe’s busiest port.The project…

WAPS: Making the Wind Blow for Shipping’s DecarbonizationIn the evolving landscape of maritime decarbonization, few subjects are as timely or arguably as misunderstood as wind-assisted propulsion. Yet the shipping industry finds itself at a decisive moment, driven by regulatory tightening, customer expectations for greener supply chains, and an urgent need to manage escalating fuel costs. Wind-assisted propulsion systems (WAPS), and wingsails in particular, are no longer speculative technologies. They are proven, available, and scalable solutions ready to meet the moment, writes Dr.

DHL Global Forwarding and shipping group CMA CGM have agreed to jointly use 8,990 metric tons of second-generation biofuel to reduce emissions from ocean freight.The initiative is expected to cut around 25,000 metric tons of carbon dioxide equivalent emissions on a well-to-wake basis for container shipments moved under DHL’s GoGreen Plus service, marking a further step in efforts to decarbonize maritime transport.Under the agreement, the biofuel used will be UCOME, a second-generation fuel derived from waste and residue feedstocks.

It’s trite (but true) to say that in the maritime industry’s quest to cut emissions, there is no ‘silver bullet’ solution, rather a series of small step changes that cumulatively add up over time. Maritime Matters: The Marinelink Podcast, recently hosted Giuseppe Gargiulo, Head of Newbuildings, MSC and Daniel Bischofberger, CEO, Accelleron, to specifically discuss the development and delivery of Accelleron’s FITS2 technology, and automation technology built with MSC and premised on Accelleron’s cumulative 100+ years of turbocharger experience.

For the third consecutive year, SAAM Towage obtained the PAS 2060 international certification in Brazil, which certifies the carbon neutrality of its operations in that country.In addition to operational actions to reduce the intensity of Scope 1 and 2 emissions, carbon credits were purchased to offset 100% of these emissions.This progress encourages SAAM to continue deepening its efforts in energy efficiency and environmental management, which are part of its Sustainability Strategy…