The ecological approach to the city-planning in modern megalopolises

Abstract

The paper discusses the main stages of development and the fundamental structure of modern green roofs, the advantages and limitations of creating green roofs, features of creating green roofs in Vietnam and other countries of the Asia-Pacific Region, features of the concept of “exploited roofing” in Russia. The authors assessed the degree of greening of roofs in the center (city) of a number of major megacities of the world in 2015-2018, the level of greening of roofs in St. Petersburg, qualitative research and classification of projects for creating green roofs for various purposes and scale. The following key parameters were established, which determined the differences in the implementation of various types of projects for creating green roofs for various purposes and scale (area): the main categories of users / visitors, the main features of various types of projects, their environmental and innovative characteristics, the range of budget values and deadlines for completed projects. The branded names of the implemented roof gardening projects in St. Petersburg are given.