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Ducted Wind Turbines: An Energy Game Changer? | MIT Technology Review

Ducted Wind Turbines: An Energy Game Changer? | MIT Technology Review | Sustain Our Earth | Scoop.it
Ducted turbine promises significant advances but delivery remains to be seen.

Earlier this month SheerWind, a wind power startup based in Chaska, Minnesota, added a new design, INVELOX, to the list. INVELOX, short for “increasing the velocity of wind” is a ducted turbine that looks a bit like a giant funnel sitting on top of an equally large periscope. The ductwork is designed to capture wind from any direction, increase its speed and concentrate the moving airflow before passing it through a relatively small turbine at ground level.

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Davos man thrives while the rest of us pay for his excesses

Davos man thrives while the rest of us pay for his excesses | Sustain Our Earth | Scoop.it

"Davos is intellectually bankrupt. But the ideology it champions won't fall just by itself. Capitalism's dead end requires intellectual challengers, social movements and trade union leaders prepared to dare to reimagine their role."


Via Willy De Backer
Willy De Backer's curator insight, January 20, 3:48 AM

Very good comment in the Guardian by Will Hutton.