Some devils, a few details and a couple of dilemmas in the search for sustainable tourism internet version
Portfolio Design Center Erica Byrd 2011
Portfolio MDEC 2010 Erica Byrd
Backcasting and scenario analysis El Morro (Barrio de Moravia) - Medellín 2008 International Seminar on Sustainable Technology Development Southern Case.
How much water in the hydrosphere? Conventional estimate assumes a total groundwater storage of about 1,700 quadrillion gallons. This gives the estimate.
Backcasting and scenario analysis
