Does Wind Help?

The use of wind propulsion in modern commercial shipping covers a wide spectrum – from wind-assisted motor vessels, where auxiliary propulsion is provided by wind to purely wind ships with or without auxiliary via sailing-hybrid ships where primary propulsion is … Read More

What is the Regulator Doing?

The exhaust gases emitted by ship diesel engines, contain a variety of substances. For international regulation the most important substances are sulphur oxides (SOx, caused by the sulphur contents in fuel), nitrous oxides (NOx), carbon dioxide (CO2) and particulate matter … Read More

Does It Pollute?

Currently, the most official/authoritative emissions numbers are from the Third IMO Greenhouse Gas Study 2014.

IMO Executive Summary IMO Full Report

The shipping industry has been mandated to invest in increased fleet efficiency via EEDI, however ‘slow steaming’ has been … Read More

Modern Merchant Sailing Vessel – IWSA Member

IWSA Member

Modern Merchant Sailing Vessel: – Since the early Eighties Capt. Hartmut B. Schwarz developed the innovative idea of DynaRig by Wilhelm Prölss and constructed the Pinta-Rig – named after the first modern technology passenger sailing … Read More

Sea-Change Sailing Trust – IWSA Supporter

Sea-Change exists to work with young people including those who are challenged by traditional educational settings, experiencing social exclusion or at risk of offending.

IWSA Supporter

– The charity is a RYA Training Centre, RYA Sailability Foundation … Read More

Neoline – IWSA Member

Founded in 2015 by a team of maritime professionnals, the french company NEOLINE aims to become the first shipowner centred around sustainability. Neoline develops a new transatlantic transport line that will be operated with two innovative sailing … Read More

One Sails – IWSA Member

OneSails are at the forefront of the development of sail technology. Our unique 4T Forte sails are our latest cutting edge products. They combine stunning structural performance with a significant reduction in CHG emissions in production compared … Read More

Wind+Wing Technologies – IWSA Member

IWSA Member

Wind+Wing Technologies was formed to harness the power of wind in order to improve the efficiency and reduce emissions of passenger ferries specifically. After 23+ years designing and operating USCG certified sailing catamarans on the … Read More

Delft University of Technology — IWSA Associate Member

Within the TU Delft a research program is established to facilitate the development of high performing Wind Assisted Ship Propulsion (WASP) by increasing knowledge of WASP through research and education. The development of WASP ships cover a broad … Read More

Windvinder – IWSA Member

The unmanned Windvinder is the first headwind powered research vessel of the EXPEDITION TO THE ORIGINS OF THE WIND – a satellite on the ocean, steered by wind alone and driven by headwind. A wind turbine drives the ship’s propeller; … Read More