Cleantech and energy tech are among the fastest growing segments in venture capital. Opportunities range from new forms of power and fuels like solar and biofuels to IT solutions for energy management and the alternative use of our existing energy resources like the gasification of coal. Although a tremendous opportunity capitalizing on numerous current drivers, the area has different dynamics then many of the other traditional areas of  venture capital. Hear what is currently interesting from a leading energy tech VC,  one of the world's largest corporations who is devoting significant resources to alternative energy and a leading investment bank covering the sector.