In this study, the authors focus on the environmental and economic aspects of sustainable development at the regional level. Theoretical aspects of sustainable development of regions have been described, the main environmental problems giving rise to the formation of proposals for sustainable development have been presented, and the main systems of indicators of environmentally sustainable development have been analyzed. The analysis of the dynamics of the main indicators of the environment state in the Republic of Kazakhstan has been carried out and problems that impede the formation of environmentally sustainable development in the region have been identified. The directions of solving the problems of environmental sustainability of regions have been developed, providing for the construction of an organizational and economic mechanism for environmentally sustainable development, as well as improving several tools for managing sustainability. The authors attempt to fill in the existing gaps based on the materials of Kazakhstan, showing the problems of effective management of environmental sustainability based on the greening of industrial production, introduction of environmental innovations, development of the environmental culture of the population, as well as scientific justification of approaches to assessing regional environmental sustainability.

The article is devoted to the problem of sustainable development of rural areas as part of the investment policy. The investment appeal of the rural areas in Kazakhstan has been analyzed in the study, and the existing methods for assessing the investment appeal of the rural areas from the standpoint of their sustainable development have been considered. The authors focus on the method for assessing the factors contributing to the formation of investment appeal of the rural areas. A factor score of the investment appeal of the rural areas has been determined using a correlation regression analysis, which revealed the ease of use for a potential investor. Based on the assessment and analysis of the investment potential of the rural areas, proposals have been formulated to improve the method for assessing the investment appeal of the rural areas, taking into account a wide range of factors and monitoring the investment climate in the rural areas.