Memorias de la Plusvalia

Affordable and effective domestic wastewater treatment is a critical issue in public health and disease prevention around the world, particularly so in developing countries which often lack the financial and technical resources necessary for proper treatment facilities.This practical guide provides state-of-the-art coverage of methods for domestic wastewater treatment and provides a foundation to the practical design of wastewater treatment and re-use systems. The emphasis is on low-cost, low-energy, low-maintenance, high-performance 'natural' systems that contribute to environmental...

La presente edición de Notas de Población está conformada por ocho artículos que abordan tanto problemas de investigación que vinculan la dinámica y el estado de la población con las dimensiones sociales, económicas y culturales como estudios abocados al análisis de las fuentes de datos para el estudio de la población, temas que por estos días son objeto de un vigoroso debate e interés.

"They came for her husband. The trucks arrived with a crash, the occupants came down screaming, their grandchildren played in the street, both ran scared. It was seven thirty in the afternoon. They were followed by at least six men. Others stayed outside, on duty. In the rustic interior courtyard, María Ordóñez could only hug the little ones. The only room with a door inside the house was the one below. The invaders tore her down. But there was no one behind. They seized a laptop, a tablet, a camera, two cell phones: the reporter's work tools. He slept on the top floor. The fatigue of two...

El aporte que quiere ofrecer el autor con este nucleo problematico es presentar los orígenes de las principales ideas que forman la actual concepcion de politica, en sus practicas sociales, en las estructuras politicas de nuestros vigentes estados y en las ideas que rigen sus constituciones.