Isn't it time now that Private Equity, Venture capitalists & Investment bankers start focusing on Renewable energy and clean-tech investments in ME?

Yes. There is a vast potential exists in Natural Resources, viz., in SOLAR, WIND and Recycling Activities.

1. Solar and Wind Power should be used for generating electricity which in turn reduces the

    usage of petroleum products. These products which are money earner to the local government can be exported and the revenue can be generated. With the expat population and movement of tourist, the generation of wast products are increasing. These can be converted into Gas or Powder. 

2. The dependent of fossil fuels can be reduced and we can use the clean energy in many areas and can used. 

For the above purpose, which are long term nature, support from VCs and IBs are needed. When the projects move on commercial lines, the investors can exist with reasonable ROI