German company TimberTower celebrated the installation of the world's first wooden wind turbine tower in Hanover, and for the annual Glow Festival, Eindhoven unveiled an impressive glowing dome made from 30, 000 LEDs.

ENGADGET: Inhabitat's Week in Green: self-sustaining homes, wooden wind turbines and the world's first solar-powered nation

The manufacturer of a wind turbine which collapsed on a Devon farm has blamed the tower's fixings for failing.

BBC: North Devon turbine collapse firm blames fixings

The tallest part of the tower block is side-on to the river, along which the prevailing wind blows.

BBC: Wind death in Leeds prompts tower safety fears