TY JOUR TI CHARACTERISTICS OF THE CREATION OF THE NATURAL AND ECOLOGICAL FRAMEWORK OF THE TERRITORY OF A LARGE CITY KW natural and ecological framework KW system of green areas KW water-green diameter KW network of gullies and ravines JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Silin, R.V. AU Korbut, E.E. PY 2025 IS 10 PB Belgorod State Technological University named after V.G. Shukhov