Sustainable cities


The 1972 World Heritage Convention links together in a single document the concepts of nature conservation and the preservation of cultural properties. The Convention recognizes the way in which people interact with nature, and the fundamental need to preserve the balance between the two.

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Proportion of Urban Population living in Slums

This indicator measures the proportion of urban dwellers living in informal settlements and deprived housing conditions (access to improved water, access to improved sanitation, sufficient living area, and durability of housing). It take into account slums, informal settlements and inadequate housing.

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