water
81Water heating — is a thermodynamic process using an energy source to heat water above its initial temperature. Typical domestic uses of hot water are for cooking, cleaning, bathing, and space heating. In industry, both hot water and water heated to steam have… …
82Water supply — is the process of self provision or provision by third parties of water of various qualities to different users. Irrigation is covered separately. Global access to waterIn 2004 about 3.5 billion people worldwide (54% of the global population) had …
83Water politics — Water politics, sometimes called hydropolitics, is politics affected by water and water resources.The first use of the term, hydropolitics, came in the book by John Waterbury, entitled Hydropolitics of the Nile Valley, Syracuse University Press,… …
84Water supply and sanitation in the United States — is provided by towns and cities, public utilities that span several jurisdictions and rural cooperatives. About 15 million Americans are served by their own wells. Public water supply and sanitation systems are regulated by state level regulatory …
85Water supply and sanitation in the European Union — still is under the responsibility of each member state. Nevertheless, the European Union established some policies which impact the National water strategies tremendously. However, WSS evolved in every Member State independently until the… …
86Water supply and sanitation in Brazil — has proved to be a resilient and resourceful sector, despite tremendous challenges and persistent inequalities in the sector. A lot has been achieved during the past decades, including a sustained improvement in efficiency and improved access.… …
87Water supply and sanitation in Ireland — Water supply and sanitation services in Ireland, in contrast to most countries in the world, are provided free of charge to domestic users since 1997. Only non domestic users are billed for these services. The bulk of the costs of service… …
88Water supply and sanitation in Israel — is intricately linked to the historical development of Israel in the context of scarce water resources. Because the coastal plain of historical Palestine had few water resources, Theodor Herzl already envisioned the transfer of water from the… …
89Water polo — is a team water sport. A team consists of six field players and one goalkeeper. The winner of the game is the team that scores more goals. Gameplay involves swimming, players passing the ball while being defended by opponents, and scoring by… …
90Water activity — or aw is a measurement of the energy status of the water in a system. It is defined as the vapor pressure of water above a sample divided by that of pure water at the same temperature; therefore, pure distilled water has a water activity of… …
