Changes without Changes: The Puebla’s Alto Atoyac sub-basin case in Mexico

Since the year 2000, actions at the three governmental levels have taken place to improve water quality in Mexico’s Puebla Alto Atoyac sub-basin. This paper reports a situation in which several policy actors have been striving for water quality improvement in that polluted sub-basin. However, when they were asked to evaluate their actions, they generally answered: “things have not changed”.