Socrates once said he loved going to the market – to see all the stuff he did NOT need to buy. Reducing our consumption is one of the greenest things we can do. Of course, the main lesson he taught was that we go wrong and do harm when we presume to understand something we don’t. Also on the show: an “off-color joke” in the EIA’s new power generation tracking tool. Finally, trees and forests don’t get better with age, but some people do.