James Pethokoukis of Reuters reports:
"Three major indexes tracking green energy companies have risen sharply of late. The U.S.-only Wilderhill Clean Energy Index, comprising 51 companies, is up 72 percent since a March 9 low. Its global counterpart, the Wilderhill New Energy Global Index, which tracks 88 companies in 21 countries, is up 66 percent in the same period.
The CleanTech Index, which tracks a broader group, including industries like sustainable agriculture, is up 57 percent. By comparison, the S&P 500 is up 35 percent since hitting a 12-year low on March 9." See full article.