[For the English abstract and full text of the article please see the attached PDF-File (English version follows Russian version)].ABSTRACT The article, published in two issues of the journal, addresses the problems of development of transport infrastructure in the northern regions of Russia (Part I: priority of roads, land communications, Part II: how to avoid the «big earth» syndrome). The conclusion is substantiated that in order to ensure their attractiveness, comfort of living, increasing the population density, creating conditions for long-term sustainable social and economic development of the territories, it is necessary to deal more with the infrastructure of land transport and, above all, the railway, which would be of a supporting nature and would strengthen the position of the transport complex in the north. It requires strategic planning for development of each type of transport, taking into account the prospects for industrial development of low-income arctic regions and long-term needs of people in creating a comfortable environment and favorable conditions for active and full-fledged life, in conjunction with the natural and climatic features of the region and their projected changes. Keywords: transport, northern regions, social and economic development, land transport infrastructure, natural and climatic conditions. (To be continued)