PARTICIPATIVE ANALYSIS OF SOCIO-ECOLOGICAL DYNAMICS AND INTERACTIONS. A CASE STUDY OF THE MANGLARALTO COASTAL AQUIFER, SANTA ELENA-ECUADOR Journal title: Malaysian Journal of Sustainable Agriculture (MJSA) Authors: G. Herrera- Franco, T. Gavín- Quinchuelaa, N. Alvarado- Macancelaa, P. Carrión- Mero Subject(s):