The stable development of an agglomeration is made up of a number of factors, and the search for balance in relation to them is a major objective in managing territorial development. Natural and manmade disasters and societal conflicts are sources of unpredictable risks, each of which is capable of breaking a city in a short time. Thus, the formation of a stable urban environment is one of the key challenges facing city administrators. ? What are the elements of a sustainable megacity development? ? What tools do cities employ to analyze and forecast risks? ? What resources are modern megalopolises prepared to invest in stable development, and what results do they hope to achieve?