"Tesla is a bellwether that people are interested in these alternative energy technologies, " says Robin Vasan, a managing director at Mayfield, a Menlo Park-based VC firm that has three energy technology companies in its portfolio.

FORBES: Venture Capital's Midlife Crisis

NSX, which has transferred most BSX-listed companies to the National Stock Exchange of Australia, intends to use the BSX's license for a new Sydney-based exchange known as SIM VSE that targets clean-technology, biotech and renewable-energy companies.

WSJ: The End of the Line for Famed Exchange

UK-based company VerdErg Renewable Energy believes the Camel could be suitable for technology it claims minimises the impact on wildlife.

BBC: Project aims to harness Camel river tidal energy

Despite all the talk of grid-based energy storage, the least expensive solution to the variability of wind and solar power is geographic dispersion, according to Leo Casey, Chief Technology Officer of Boston-based inverter company Satcon Technology, (NASD:SATC) speaking at the Building Energy 11 conference in Boston on March 9th.

FORBES: ABB Group Named Cleantech Company of the Year