Pongamia (Indian beech) is a non-edible oil-producing tree legume (Syn: Pongamia glabra Vent.), that has recently gained importance for its oil utility as biodiesel1. Various parts of Pongamia are used in medicinal and other applications
 

In the present world scenario bio-diesel has been accepted as a clean alternative fuel.

Biogas, which is generated from organic digestion under anaerobic conditions by mixed population of microorganisms, is an alternative energy source, that is now being utilized both in rural and industrial areas. Biogas technology offers an attractive route to utilize certain categories of biomass for meeting partial energy needs. (Correspondence)