However, the head of environmental markets at Barclays Capital has predicted that carbon credits could become not just the biggest commodity in the world, but the biggest overall market, with some analysts estimating a market of nearly $1trillion within a decade.
Some other Alternative Energy/Clean Energy ETFs and their performance for the past month include:
- First Trust Nasdaq Clean Edge (QCLN), up 3.5%
- PowerShares Cleantech (PZD), up 2.7%
- Market Vectors Global Alternative Energy (GEX), down 4.1%