Current status and development of sanitation and wastewater treatment in the national and international context

Abstract

Access to sanitation and wastewater treatment is an aspect of significant importance both from an environmental and health point of view. Therefore, since the Mesopotamian Empire until now there have been breakthroughs in this topic. However, at present, in most developing countries access to sanitation still deficit. On the other hand, developed countries that have adequate systems for wastewater treatment face the challenge of improving the sustainability of them. This work describes in depth the current state and evolution in time of the sanitation and wastewater treatment at International, European and Spanish level.