
Sail-powered cargo ship 'shows potential of wind' - BBC News
Using sails reduced ship's fuel use and carbon dioxide emissions, company data indicates.

Retrofitting giant, rigid sails to a cargo ship has effectively cut its fuel use and carbon dioxide (CO2) emissions, shipping firm data shows.
The Pyxis Ocean tested the British-designed WindWings for six months.
Cargill says the data "underscores the potential" of wind to reduce the shipping industry's carbon footprint.
Experts describe the results as "very encouraging", but say, at present, only a tiny volume of the international shipping fleet is using the technology.
Sails have powered boats for millennia - but the type of sails trialled on the Pyxis Ocean are different to those normally seen on wind-powered vessels.
Move over Horario Nelson, were coming back for your sails. Ships could be going backwards with technology here, and worse still, modern sails are made of the same dreadful stuff as wind turbine blades, disastrous. The amount of co2 they claim the saving is apparently "a drop in the ocean", but they omitted the created co2 for sail production.
Wind is unreliable, so the ships will still need a diesel engine, so the sails are just an added cost to the cargo. Now ships pump out 837 million tonnes of CO2 annually, or 2.1% of total global emissions. What percentage of that is down to transporting fruit and veg!!
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