Step it up! Small is the new big.The environmental movement is divided over the importance of small steps -- are they a critical starting point or a distraction from needed policy and institutional changes? A journey of a thousand miles begins with a single step, but will small changes add up to the kind of massive shift needed to bring us toward sustainability? We say sweat the small stuff -- but not because small decisions add independently to big change. Rather, because societal change isn't just additive like stair-climbing, it's transformative like metamorphosis, and small actions play a crucial role. …