Another “green” ETF began trading last week put out by one of the more innovative ETF providers, Invesco Powershares.  The PowerShares Global Progressive Transporation Portfolio ETF (PTRP) carries a fancy name and a diversified way to play the transition toward cleaner, less costly and more efficient means of transportation. It’s based on the Wilder Nasdaq OMX Global Energy Efficient Transport Index and includes companies that:

– improve energy efficiency
– reduce fuel costs
– harness … Read the rest