An Ecological Economics Perspective H Jack Ruitenbeek Cynthia M Cartier Ecological Economics focuses on the theoretical and applied analysis of activities having potentially significant economic, ecological and social equity impacts. This paper illustrates how concepts of scale, uncertainty, and ecosystem health should be central to any decision-making and evaluation process. Disregard for these factors for the Narmada Valley projects largely invalidates the results of many previous analyses, which have typically relied on incomplete traditional roshbeneftt analysis approaches.