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Pioneering wind-powered cargo ship sets sail
(www.bbc.com)
This is a most excellent place for technology news and articles.
It's actually been theorized that ships using cleaner fuel (read: less sulfur output) contributed to the peak temperatures of the atlantik ocean
Thankfully we already have non-sulfur cloud seeding technology so now that we know the oceanic clouds made it cooler we can make more clouds without sulfur, netting us the heat shield without the pollution.