By Úrsula Oswald Spring
Water assets in Mexico are threatened through shortage, pollutants and weather switch. In 20 years water intake doubled, generating water pressure in dry seasons and semi-arid and arid areas. Water pressure rises as a result of actual and fiscal pressure. In seven elements a multidisciplinary workforce analyzes hydrological methods in basins and their interplay with weather, soil and biota. Competing water use in agriculture, and household wishes require discount rates, decontamination procedures and desalination to meet the transforming into call for. Water caliber impacts overall healthiness and ecosystems. This creates conflicts and cooperation that could be stronger by means of public coverage, establishment construction and social organization.
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Additional info for Water Resources in Mexico: Scarcity, Degradation, Stress, Conflicts, Management, and Policy
They explore alternatives such as the creation of a new infrastructure, water saving, reuse, recycling and water treatment. The National Water Plan (2007–2012) focuses on a vision that integrates all water available and used in Mexico, including ‘virtual’ water savings through imported crops, as well as water used for agricultural exports, soil humidity, and desalination of salt water. The overall vision is to achieve a water balance where an integrated water management satisfies the demand of present and future generations, accounting for population growth and new social and productive needs.
Changes in land use and the intensification of socio-productive processes have significantly transformed rural and urban systems. The increasing demand for natural resources (water and food) has caused scarcity, while intensified industrial processes have led to pollution. Both processes have severely affected the Earth as well as the human systems. The effects of this interaction between human and natural systems generate scarcity, degradation and environmental stress. During the 20th century the world’s population tripled while the water demand increased sixfold with no increase in efficiency.
In the management of groundwater a series of poor management practices were detected in a wide range of processes. Surprisingly, the electromechanical efficiency of pumping equipment is extremely low at an average of 28 per cent, which indicates great losses in the process of transforming mechanical energy into hydraulic energy. Throughout this section, researchers deal with the topic of water use guided by very different approaches ranging from methods of remote sensing, to in situ water quality evaluation, pollution processes, and water use, treatment and reuse for agricultural purposes and human consumption.