Cover story on surplus power, titled Problem of Plenty analysed how India has become a power surplus nation, albeit with certain caveats. In its wake, the country has changed the whole paradigm of generation sources, with solar and wind hogging the spotlight and coal being relegated a bit.    The feature on DG sets, Rising Opportunities, looked at how India’s economic growth coupled with the unreliable electricity grid has opened up a margin for the DG sets segment, which is looking at filling the gaps. The second feature on energy efficiency, On the Right Track, explores Indias target of achieving around 30 GW of peak load energy savings by changing into energy efficient home appliances and LED lightings.   While the renew Cover on waste-to-energy, Pay Dirt, explains how waste-to-energy conversion can help India deal with the not only the increasing garbage disposal problem, but also address health and economic issues.