Creating a reasonable environment and place of residence. The development of a modern city is impossible without environmental considerations, and, therefore, smart cities are characterized by a responsible environment. Factors of this feature are:

1) the degree of air pollution;

2) the degree of environmental concern;

3) the degree of sustainable development of resource management;

4) video surveillance and security;

5) reasonable lighting;

6) sound waste management,

7) city planning and land management;

8) effective hospitals;

9) social hospitals;

10) social services;

11) integrated automation;

12) remote control of buildings and residential buildings;

13) intelligent equipment;

14) intellectual programs and IT services;

15) energy-efficient building design;

16) low-energy energy restoration of old buildings.