Our editors will evaluate what you’ve submitted and determine whether to revise the article. The art of making a pottery consisting of a siliceous sandy body coated with a vitreous copper glaze appears to have been identified unexpectedly early, presumably even as early as the period instantly previous the Ist Dynasty (4000 B.C.). Some subcultures, like the off-the-grid movement, advocate a withdrawal from technology and a return to nature. The ecovillage movement seeks to reestablish harmony between technology and nature. Technology’s central function in our lives has drawn concerns and backlash.
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