RENEWABLE ENERGY: How much energy went into making your solar roof? Researchers want to know Umair Irfan, E&E reporter Published: Wednesday, June 25, 2014 When it comes to energy, you have to invest some in order to get some. Please subscribe to ClimateWire to read the full story. Username: Password: Forgot your access codes? Recover them. Not a subscriber? Sign up for a trial. Ready to subscribe? Click here.