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  2. Water distribution on Earth - Wikipedia

    en.wikipedia.org/wiki/Water_distribution_on_Earth

    Distribution of saline and fresh water. The total volume of water on Earth is estimated at 1.386 billion km 3 (333 million cubic miles), with 97.5% being salt water and 2.5% being freshwater. Of the freshwater, only 0.3% is in liquid form on the surface. [2][3][4] Because the oceans that cover roughly 70.8% of the area of Earth reflect blue ...

  3. Water distribution system - Wikipedia

    en.wikipedia.org/wiki/Water_distribution_system

    Water distribution network is the term for the portion of a water distribution system up to the service points of bulk water consumers or demand nodes where many consumers are lumped together. [5] The World Health Organization (WHO) uses the term water transmission system for a network of pipes, generally in a tree-like structure, that is used ...

  4. Environmental justice - Wikipedia

    en.wikipedia.org/wiki/Environmental_justice

    —a network of activist-researchers that document environmental justice issues around the world. Environmental Justice Organisations, Liabilities and Trade (EJOLT) is a multinational project supported by the European Commission. Civil society organizations and universities from 20 countries in Europe, Africa, Latin-America, and Asia are ...

  5. History of water supply and sanitation - Wikipedia

    en.wikipedia.org/wiki/History_of_water_supply...

    The history of water supply and sanitation is one of a logistical challenge to provide clean water and sanitation systems since the dawn of civilization. Where water resources, infrastructure or sanitation systems were insufficient, diseases spread and people fell sick or died prematurely. Astronaut Jack Lousma taking a shower in space, 1974.

  6. Water conflict - Wikipedia

    en.wikipedia.org/wiki/Water_conflict

    Water conflict typically refers to violence or disputes associated with access to, or control of, water resources, or the use of water or water systems as weapons or casualties of conflicts. The term water war is colloquially used in media for some disputes over water, and often is more limited to describing a conflict between countries, states ...

  7. Sociological Images - Wikipedia

    en.wikipedia.org/wiki/Sociological_Images

    Sociological Images is a blog that offers image-based sociological commentary and is one of the most widely read social science blogs. Updated daily, it covers a wide range of social phenomena. The aim of the blog is to encourage readers to develop a "sociological imagination" and to learn to see how social institutions, interactions, and ideas ...

  8. Social geography - Wikipedia

    en.wikipedia.org/wiki/Social_geography

    e. Social geography is the branch of human geography that is interested in the relationships between society and space, and is most closely related to social theory in general and sociology in particular, dealing with the relation of social phenomena and its spatial components. Though the term itself has a tradition of more than 100 years, [1 ...

  9. Water cycle - Wikipedia

    en.wikipedia.org/wiki/Water_cycle

    The water cycle (or hydrologic cycle or hydrological cycle), is a biogeochemical cycle that involves the continuous movement of water on, above and below the surface of the Earth. The mass of water on Earth remains fairly constant over time. However, the partitioning of the water into the major reservoirs of ice, fresh water, salt water and ...