[<nowiki/>20th Century has been called] the century of extremes, [...] in which human vices reached unfathomable depths. [She notes that it has been]… - Gro Harlem Brundtland

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[<nowiki/>20th Century has been called] the century of extremes, [...] in which human vices reached unfathomable depths. [She notes that it has been] a century of great progress [and in some places of] unprecedented economic growth. [At the same time, however, poor urban areas face a bleak future of] overcrowding and a disease pattern linked to poverty and an unhealthy environment.