The ecological survey of invasive species Amorpha fruticosa L. in the conditions of the Prisamarsky Biosphere Station (downstream of Samara River, Dnieper basin) and Dnieper-Orelsky Natural Reserve. Studying of wide ecological range of Amorpha species.

Analysis of the results of a study devoted to the determination of botanical, morphological and economically valuable characteristics of clary sage. Prospects for growing the crop in the conditions of the South of Ukraine and using it in industry.

Decline in fertility of soils and quality of agricultural products. Necessity of wide introduction in practice of modern principles of ecologization of production. Proposal of a systematic solution of environmental problems in the agriculturalist sphere.

The use of ecological methods of farming with the use of renewable resources and the principle of rational nature management. Application of biological cycles and soil biological activity. Adaptation of agricultural ecosystems to regional conditions.

Analysis of social progress through a variety of complex environmental and economic problems. Ecologization of the economy as a process of implementing economic policy instruments in the area of resource conservation and rational nature management.

Problem of environmental education, which should be addressed at the stages of continuous environmental education. Preparation of generation of ecological culture as a need of society. The contribution of a foreign language to the solution of this issue.

Ensuring of the development of ecological education in the international level. Transformation of the inclusive world space into a single global system. Finding ways to solve the environmental crisis. Preservation of unique natural objects and complexes.

The concept and types of pollution. The main sources of the origin of space debris. Measures to reduce the intensity of man-made space debris. The events that caused an increase in debris in orbit. Example designs of the main modules of space stations.

Distribution of natural resources on Earth. The structure of oil consumption in the world. The amount of water consumed in the production of some foods. Ecological, economic and human relations, while maintaining properties of all elements of the soil.

A study of the seasonal and trend component of the econometric models of exports and imports of domestic goods. The dynamics of market relations of Ukraine with the CIS countries, Europe and Asia. Build forecasts the development of economic system.

Principles of functioning of small oil and gas enterprises in Russia. The main characteristics and socio-economic tasks performed by small oil and gas enterprises. Forecast calculations of the dynamics of hydrocarbon raw materials for the planning period.

Econometric modeling of economic security. Model assessment of the impact of transaction costs on the over level of economic security. Determination of reserves to improve the level of economic security by reducing the operating costs of the enterprise.

Research of power-memory accelerators within the discrete time approach. The essence of the principle of regulation of fixed capital, proposed by Matthews. Application of equivalence of fractional differential equations and Volterra integral equations.

Monitoring and assessment of the epidemiological situation in the world. Peculiarities of the economic activity of the World Health Organization. Conducting research in the field of containing the spread of the coronavirus and providing humanitarian aid.

Comparative analysis of the life cycle cost of LNG ships low pressure gas supply system. Comparison of the external gas source pressurization, self-pressurization and cryogenic pump boost. The application of life cycle economic analysis in ships.

The search for trends and patterns of the functioning and development of the organization, reserves, missed opportunities, the development of practical proposals and recommendations for improving their work. Tools for analyzing the economic activity.

Determination of the features of economic efficiency and productivity of potato plants of the Kobza variety, depending on the elements of the technological process of growing under drip irrigation in the south of Ukraine. Drip irrigation methods.

Strategic directions of development in the conditions of globalization and increased international competition. Features of economic and environmental diplomacy. Protection of the country's national interests and assistance to exporters on world markets.

The recreation units in residential districts. Economic and environmental evaluation of economical resours in residential districts of Samara by using total value method. The recreational landscape: carbon dioxide sequestration and dust removing.

Analysis of economic and ecological problems of food industry enterprises on the example of producers of the Vinnytsia region. Features of comparative analysis of environmental payments that are due and actually paid by enterprises in the region.

Elaboration of a strategy for the development of higher education in Ukraine for 2021-2031. Ensuring compliance of the qualification level of training of future teachers with European standards. Optimization of state regulation of the educational sector.

The content of business process compliance; assesses the effectiveness of this instrument in the economies of OECD member states, the EU and other countries in priority areas; develops proposals for regulation, including legislative regulation.

Study of the economic and legal mechanism of regulation of water transport as a newly created concept in scientific circulation. Analysis and determination of the place of the researched concept among the existing conceptual and terminological apparatus.

In the conditions of growing competition with traditional methods of business organization and production activity today, it is not only impossible to ensure production growth, but sometimes even to maintain its functioning at the achieved level.

It has been studied that during the martial law, it is important to promote the stable operation of the industrial complex by moving enterprises from the zone of increased risk. The amount of state support for business by countries is demonstrated.

Determination of the specifics of economic and mathematical modeling of the processes of development of tourist, museum and hotel and restaurant enterprises. A visual visualization of the development processes of based on specific practical examples.

The study of the nature and basic properties of the environmental management system from the standpoint of a synergistic approach. The essence of the institutional support of environmental management systems and the main approaches to its formation.

The most efficient economic anti-corruption measures applied in foreign countries. Interdependencies between the country corruption level and the level of economic development as well as between the country corruption and competitiveness levels.

Review and description of the extent of economic approaches' usage (tools, technologies) in the system of state management. Analysis and considers the practice of economic approaches implementation within the new model of public service in Kazakhstan.

Covers economic aspects to be taken into account in the process of manufacturing systems design. Presented the problems of manufacturing system selection, capacity planning, system configuration. Analysis of their impact on financial effectiveness.