The global Renixx Renewable Energy Industrial Index is the oldest clean energy index in the world (set up in 2002), and incorporates the 30 biggest renewable energy companies. It includes the likes of solar heavyweights Suntech, First Solar, Yingli and Trina as well as major wind players Vestas, Goldwind, Gamesa and Suzlon.
For shareholders in clean energy companies the picture below tells one word: trouble. Unless of course you got in a month ago (chart further below).
Five year performance of Renixx Renewable Index