ultracapacitors
According to a new report by Ernst & Young, U.S. venture capital (VC) investments in cleantech rose by 73 percent, to $1.1 billion, in the third quarter of 2011, in spite of a global slowdown in investment in most other business venues -- with the notable exception of Internet ventures and health care.
An analysis from the research and consulting firm Frost & Sullivan says that alternative green energy storage options are "opening up as a significant industry with immense potential."
But high costs are hindering the speed of green energy storage development and its large-scale commercialization.





