formation of mega
On formation of mega-cities
and the regulation of residential areas within them at the same time is influenced by the centripetal and centrifugal tendencies of socio-economic development. At the same time, the very emergence of mega-cities, according to experts, should be regarded as a trend of decentralization, which began a limited number of centers of redistribution in space (movement of the "old" industries of the major centers). Many planners believe that the process of decentralization may expand so that over time almost stops migration of the rural population.
These predictions are confirmed by a number of data. So, if in the 60 years the population of metropolitan areas in the U.S. grew 4 times faster than the outside, then in the 70 years the situation was reversed: the population grows twice as active nemetropolitenskih areas compared with metropolitan. In 1970-1980. All major cities historically northeast and north central regions lose their population while the population outside the major towns and cities increased in all regions. The report of the national commission "Resettlement in the U.S.: Current Status, Trends and Prospects," the conduct of macroeconomic policies is recognized as one of the major objectives of equalization of economic development regions.
Issues of planning organization of vast rasselencheskih systems were studied in detail by the example of the development project for the urban area Detroit area in the U.S.. When working on a project it was found that the territories under the influence of Detroit, took not only Michigan, where he is, but the northern part of the neighboring state of Ohio and part of Canada. The boundary of this territory is at a distance of 100-150 km from the center of Detroit. Various processes affecting the development of Detroit, are interrelated with the conditions and processes occurring throughout the Great Lakes region and throughout North America.