Earth and Planetary Sciences: Недавние поступления
Отображаемые элементы 21-40 из 273
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Natural restoration of forests after a fire in the Amankaragay Forest Massif of the Kostanay Region, Republic of Kazakhstan
(Journal of the Bulgarian Geographical Society, 2025)The article presents the results of an analysis of natural forest regeneration after a wildfire in the Amankaragay Forest Massif, Kostanay Region, Republic of Kazakhstan, during the post-fire period. The forest landscapes of the Kostanay Region are subject to pyrogenic impacts of both natural and anthropogenic origin, leading to changes in the phytocenosis of ecosystems. ...2026-03-03 -
MODEL FOR OPTIMAL CONTROL OF CHARGE LOADING PARAMETERS OF METAL-REDUCING PLANTS
(Naukovyi Visnyk Natsionalnoho Hirnychoho Universytetu, 2024)Purpose. The study’s main objective is to consider two main factors simultaneously when optimizing the blast furnace loading process. The first is to maximize the potential use of gases in the blast furnace’s “dry zone”, which increases the efficiency of the ore recovery process. The second is to increase the melting productivity by optimizing the temperature regimes and ...2026-03-03 -
Method of calculation for dynamic strength of complex configuration frame structures of locomotives for transport engineering
(E3S Web of Conferences, 2024)The article presents a numerical and analytical method for studying the bending-longitudinal vibrations of the load-bearing frame of the locomotive frame of a complex configuration in the form of an elastic rod of variable cross-section with variable mass, bending and longitudinal stiffness, based on methods: piecemeal linear approximation, iterations and the Boundary ...2026-03-03 -
Low-temperature pyrolysis of coal with determination of physicochemical properties of coal and its thermal decomposition products
(E3S Web of Conferences, 2024)In the article the low-temperature pyrolysis of Kazakhstan lowgrade coal with determination of physical and chemical properties of coal and products of its thermal decomposition is carried out. Elemental analysis of coal and analysis of mineral part of coal were carried out. 6 parallel experiments of the process of low-temperature pyrolysis of coal were carried out, as a ...2026-03-03 -
LEVERAGING TERRITORIAL BRANDING FOR SUSTAINABLE DEVELOPMENT AND TOURIST ATTRACTION: CASE OF ULYTAU, KAZAKHSTAN
(Geojournal of Tourism and Geosites, 2025)The article presents a study on the branding of the Ulytau State National Nature Park, located in central Kazakhstan. The primary objective is to identify the key branding aspects that contribute not only to attracting tourists but also to ensuring the sustainable development of the region and preserving its unique natural and cultural heritage. The research emphasizes the ...2026-03-03 -
Late-time cosmology in f(Q, L_m) gravity: Analytical solutions and observational fits
(Physics of the Dark Universe, 2024)In this study, we examined the late-time cosmic expansion of the universe within the framework of gravity, where denotes the non-metricity and represents the matter Lagrangian. We analyzed a linear model of the form . Using MCMC methods, we constrained the model parameters , , and with various datasets, including , Pantheon+SH0ES, and BAO data. For the dataset, we found , ...2026-03-03 -
LANDSLIDE SUSCEPTIBILITY MAPPING USING ANALYTICAL HIERARCHY PROCESS AND GEOGRAPHICAL INFORMATION SYSTEM IN RUDNY ALTAI REGION, EAST KAZAKHSTAN
(Geographia Technica, 2024)Landslides are one of the important natural threats that often cause loss of life and property in Kazakhstan. One of the regions affected by landslides of different types and sizes that occur for different reasons in the country is the Rudny Altay Region in the east of Kazakhstan. This study deals with the landslide susceptibility assessment using remote sensing methods in ...2026-03-03 -
Kriging interpolation to determine intermediate mechanical properties of soils
(E3S Web of Conferences, 2024)This study examines the application of interpolation technique using ArcGIS software to determine the average mechanical properties of soils in a specific area. The study of soil geotechnical properties plays an important role in construction design and reliability. However, constraints such as limited resources and difficulty in accessing test sites can make it difficult ...2026-03-03 -
Issues of ecosystem conservation and safety (using the example of the “Semey Ormany” of the Republic of Kazakhstan)
(E3S Web of Conferences, 2024)The article analyzes the issues of preserving the integrity of the planet's ecosystem in a rapidly changing world and climate change on the Earth. The authors note that at the present stage, threats arise in nature that require coordinated actions to restore, ensure the conservation and rational use of natural resources, including unique natural complexes. Among these ...2026-03-03 -
Investigation of oil shale pyrolysis process: physicochemical properties and decomposition products
(E3S Web of Conferences, 2024)In the article pyrolysis of Kazakhstan oil shale with determination of physical and chemical properties of oil shale and products of its thermal decomposition is carried out. Elemental analysis of oil shale and analysis of mineral part of oil shale were carried out. Four parallel experiments of oil shale pyrolysis process were carried out, as a result of which the yields ...2026-03-03 -
INNOVATIVE TECHNOLOGIES TO IMPROVE TOURISM EXPERIENCE IN NATIONAL PARKS: DEVELOPMENT OF GIS MAPS AND THEIR VALUE
(Geojournal of Tourism and Geosites, 2025)This article describes Ulytau National Park, its natural features, and unique attractions. The goal of this study is to create a favorable environment for using innovative technologies to discover historical sites and improve the tourism experience. It is necessary to focus on creating more sustainable and innovative solutions by considering the changing demands and expectations ...2026-03-03 -
Using ion modification methods for targeted change of strength properties of near-surface layers of composite ceramics
(Complex Use of Mineral Resources, 2026)The use of ionic modification methods is one of the promising methods of directed change of strength properties of near-surface layers of materials along with such methods as magnetron sputtering and mechanically induced deformation. Interest in this area of research is primarily due to the possibility of enhanced resistance of materials to external mechanical and thermal ...2026-03-03 -
TRANSPORT AS A FACTOR IN THE DEVELOPMENT OF RURAL TOURISM IN AKTOBE REGION, REPUBLIC OF KAZAKHSTAN
(Geojournal of Tourism and Geosites, 2025)Transport provision is a basic condition for the development of tourism, and in accordance with the country's development plans, tourism has been recognized as one of the priorities of economic development, including the development of rural areas. In the context of growing competition for tourists and taking into account the presence of tourist attraction s and developed ...2026-03-03 -
Toward the use of an intermediate value of the modulus of deformation of soils in geotechnical design
(E3S Web of Conferences, 2024)This study presents the results of a critical analysis of the existing methods of selecting the values of ground deformation modulus used in calculating the settlement of designed foundations. The importance of improving the reliability of the determination of the modulus of deformation for ensuring the reliability, economic efficiency and safety of structures is ...2026-03-03 -
THE USE OF GEOINFORMATION SYSTEMS IN FORECASTING GULLY EROSION ON THE TERRITORY OF THE NORTH KAZAKHSTAN REGION
(NEWS of the National Academy of Sciences of the Republic of Kazakhstan SERIES OF GEOLOGY AND TECHNICAL SCIENCES, 2024)The materials of the publication reflect the importance of using geoinformation technologies for predicting ravines in the territory of the North Kazakhstan region. For the study, a section of the A16 Petropavlovsk-Zhezkazgan highway was chosen, where dozens of ravines with different growth rates are located. Satellite images for 2003, 2016, and 2019 were used for monitoring. ...2026-03-03 -
The state of the environment of the West Kazakhstan region (late 1990s – early 2000s)
(E3S Web of Conferences, 2024)The article examines key aspects of the environmental state of the West Kazakhstan region in the late 1990s to early 2000s. It presents characteristics of the general environmental condition, atmospheric air quality, water quality, and environmental protection measures. An analysis of official data sources indicates that increased hydrocarbon production at the Karachaganak ...2026-03-03 -
The state of natural resources of the West Kazakhstan region (1990s – early 2000s)
(E3S Web of Conferences, 2024)The purpose of the study was to analyze the state of natural resources in the West Kazakhstan region during the 1990s to the early 2000s. The ecological condition of the region’s natural resources remains one of its most pressing issues, necessitating regular monitoring. Analysis of official data sources revealed that the socio-economic development of the region coincided ...2026-03-03 -
Improving digital services and algorithms for planning subsidies in the agricultural sector
(E3S Web of Conferences, 2024)The paper addresses the issue of developing methodological support for digital platforms and services in the field of strategic planning for the resource provision of the agricultural economy. It is shown that the methodological apparatus embedded in software complexes makes it difficult to justify the required amount of financial resources for expanded (simple) ...2026-03-02 -
HORIZONTAL STRAIN - SLOPE STABILITY CORRELATION CONSIDERING THE EFFECT OF SHALLOW EXCAVATION NEAR THE SLOPE TOE
(International Journal of GEOMATE, 2024)The stability of a soil slope, as initially estimated by design calculations, may be adversely impacted by construction activities near the slope toe, such as excavating foundation pits. This study aims to evaluate the impact of shallow foundation pit location on existing slope stability. The regression function correlating the factor of safety with average horizontal strain ...2026-03-02 -
Forests in Kazakhstan: issues of conservation and environmental safety
(E3S Web of Conferences, 2024)The article discusses issues of forest preservation and environmental safety in Kazakhstan. The authors conduct a comparative analysis of forest cover across regions of Kazakhstan, revealing its low percentage in the Western regions and high in the eastern and southern regions. The article highlights both man-made and natural risks to the forest fund of Kazakhstan. The ...2026-03-02
