Why aren't ships using wind-power to cut their climate footprint?

Why aren't ships using wind-power to cut their climate footprint?

Industry claims to have no control over its rising emissions, blaming the growth in global trade, but low-carbon alternatives such as wind power do exist

MS Estraden looks, on first glance, like a normal cargo ship. Just another one of the 50,000 vessels transporting pretty much everything we buy, sell and consume.

But on closer inspection, ship-spotting enthusiasts will notice two large cylinders rising from the deck. These are rotating devices that capture wind and help propel the ship forward. It is technology first trialled back in the 1920s, but only now brought into commercial use.

Related: Shipping air pollution causes 24,000 deaths a year in east Asia – study

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Source: Guardian Transport

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