Отображаемые элементы 1081-1100 из 5785

    • Monitoring and Evaluation of Pharmaceutical Eco-Pollutants in Wastewater in Kazakhstan Cities 

      Tulegenova, Symbat; Zhantokov, Bolatbek; Beisenova, Raikhan; Shyngysbayeva, Zhadyra; Dukenbayeva, Asiya; Rakhymzhan, Zhanar (Journal of Ecological Engineering, 2024)
      Currently, the pharmaceutical industry is one of the most developing and dynamic sectors of the global economy. Existing methods of wastewater treatment do not always allow the complete removal of pharmacological preparations, which leads to the fact that these substances enter water resources and can have a negative impact on ecosystems and human health. Due to the increase ...
      2026-03-06
    • Molecular Mechanisms Underlying Defense Responses of Potato (Solanum tuberosum L.) to Environmental Stress and CRISPR/Cas-Mediated Engineering of Stress Tolerance 

      Sutula, Maxim; Tussipkan, Dilnur; Kali, Balnur; Manabayeva, Shuga (Plants, 2025)
      Environmental stresses, such as drought, salinity, and pathogen attacks, significantly affect potato growth, development, and yield by disrupting key physiological and biochemical processes. Plant responses to these stresses are mediated by changes in gene expression, transcriptional regulation, and the activity of various functional proteins, all of which contribute to the ...
      2026-03-06
    • Microclimate Assessment in a 19th-Century Heritage Building From Romania 

      Caciora, Tudor; Ilies, Dorina Camelia; Costea, Monica; Blaga, Lucian; Berdenov, Zharas; Ilies, Alexandru; Hassan, Thowayeb H.; Peres, Ana Cornelia; Safarov, Bahodirhon; Josan, Ioana; Noje, Ioan-Cristian; Dehoorne, Olivier; Grama, Vasile; Baias, Stefan (Indoor Air, 2024)
      The quality of the internal microclimate is a very important issue nowadays, considering that people in developed societies spend a good part of their day inside buildings and means of transport. But the poor quality of indoor air has a double effect; on the one hand, it can harm human health, and on the other hand, it can cause the degradation of materials. Thus, the current ...
      2026-03-06
    • Methodological Framework for Sustainable Transport Corridor Modeling Using Petri Nets 

      Kabashkin, Igor; Sansyzbayeva, Zura (Sustainability, 2024)
      Current models for evaluating sustainable transport corridors often lack a comprehensive framework capturing the multifaceted performance measures vital for holistic assessment especially at the early stages of operation, when detailed information on the performance indicators of these transport corridors is not available. This gap motivates a Petri net-based modeling approach ...
      2026-03-06
    • Method of calculation for dynamic strength of complex configuration frame structures of locomotives for transport engineering 

      Khromova, Galina; Radjibaev, Davran; Zabiyeva, Aliya (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 ...
      2026-03-06
    • Harnessing graphene oxide-enhanced composite metal-organic frameworks for efficient wastewater treatment 

      Mkilima, Timoth; Zharkenov, Yerkebulan; Utepbergenova, Laura; Abduova, Aisulu; Sarypbekova, Nursulu; Smagulova, Elmira; Abdukalikova, Gulnara; Fazylov, Kamidulla; Zhumadilov, Iliyas (Water Cycle, 2024)
      The issue of carwash wastewater emerges as a pressing environmental concern on a global scale, primarily due to the intricate nature of its pollutants, which makes effective treatment a formidable challenge. In the face of this complex scenario, the pursuit of an efficient treatment methodology assumes paramount importance. In response to this complex scenario, this study ...
      2026-03-05
    • Fuzzy controller system utilization to increase the hydrogen production bioreactor capacity: toward sustainability and low carbon technology 

      Kuterbekov, Kairat A.; Bekmyrza, Kenzhebatyr Zh.; Kabyshev, Asset M.; Kubenova, Marzhan M.; Shokatian-Beiragh, Mehrdad (International Journal of Low-Carbon Technologies, 2024)
      The utilization of bio-hydrogen as a fuel source holds immense promise as a renewable energy option, offering compelling economic and environmental advantages. This study investigates the economic and environmental advantages of bio-hydrogen as a renewable energy source compared to fossil fuels, focusing on the reduction of greenhouse gas emissions such as carbon dioxide and ...
      2026-03-05
    • Forests in Kazakhstan: issues of conservation and environmental safety 

      Zhanbossinova, Albina; Mazhitova, Zhanna; Saktaganova, Zauresh; Atantayeva, Bakyt; Kulshanova, Arman; Akhmetova, Raushan (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 ...
      2026-03-05
    • Factors and trends in the development of the space industry in the context of the digitalization of the economy of the Republic of Kazakhstan 

      Salykov, Azamat ;  Aimbetov, Aidyn; Yesmagulova, Nurgul ;  Jussibaliyeva, Aruzhan (Environment, Development and Sustainability, 2024)
      The article is relevant because of the need to formulate and consider the main tools of digital socioeconomic transformation, as well as because of the need to create a new model. The implementation of the transformation of already existing forms and concepts inherent in socioeconomic systems depends on these processes. It is shown that whereas in traditional industries, ...
      2026-03-05
    • Exploring the synergistic effect of recycled glass fibres and agricultural waste ash on concrete strength and environmental sustainability 

      Mkilima, Timoth; Sabitov, Yerlan; Shakhmov, Zhanbolat; Abilmazhenov, Talgat; Tlegenov, Askar; Jumabayev, Atogali; Turashev, Agzhaik; Kaliyeva, Zhanar (Cleaner Engineering and Technology, 2024)
      In today’s age, finding harmony between construction endeavors and safeguarding the environment is of utmost importance. Consequently, there is a substantial requirement to explore the feasibility of utilizing waste mate rials as a replacement for traditional construction substances. Unfortunately, there is a lack of information regarding the possibilities of incorporating ...
      2026-03-05
    • Exploring the potential of biofunctionalized agricultural waste adsorbents integrated with UV-LED disinfection for enhanced wastewater treatment 

      Mkilima, Timoth; Sabitov, Yerlan; Shakhmov, Zhanbolat; Abilmazhenov, Talgat; Tlegenov, Askar; Jumabayev, Atogali; Turashev, Agzhaik; Kaliyeva, Zhanar; Utepbergenova, Laura (Case Studies in Chemical and Environmental Engineering, 2024)
      Agricultural waste holds promise as an adsorbent in wastewater treatment; however, its potential remains understudied, particularly regarding biofunctionalized grape pomace, coffee husks, and corn cobs for carwash wastewater treatment, along with their integration with solar-powered UV-LED disinfection. This study explores the effectiveness of these bio-functionalized ...
      2026-03-05
    • Exhaust waste heat recovery system using thermoelectric generator: a prospective of novel simulation technique toward low-carbon technology 

      Kubenova, Marzhan; Kuterbekov, Kairat; Bekmyrza, Kenzhebatyr; Kabyshev, Asset; Kabdrakhimova, Gaukhar; Atamurotov, Farruh; Ibrahim, Wubshet (International Journal of Low-Carbon Technologies, 2025)
      This study numerically optimizes energy harnessing in vehicle engines using three heat exchanger fin designs: wall to wall, pyramid, and hexagonal. Two thermoelectric generator (TEG) array configurations are compared for electrical power generation. Results show the wall-towall fin provides the highest heat transfer, producing 161 W of power from 13 590.53 W of heat. Both TEG ...
      2026-03-05
    • Examining the environmental vulnerability of the floodplain geosystem in the Syr Darya River’s lower reaches 

      Madekesheva, Bibatpa N.; Oketay, Sagymbay (JOURNAL OF WATER AND LAND DEVELOPMENT, 2024)
      The Syr Darya River’s lower reaches of floodplain geosystems face growing environmental pressures, necessitating a thorough understanding of their vulnerability on which this study focuses, emphasising the role of natural and climatic factors. The research analyses the correlations and impacts of elevation, soil density, precipitation, air temperature, and normalised ...
      2026-03-05
    • Evaluation of Natural Fire Hazard Factors of the Forest Area in the Kostanay Region 

      Ozgeldinova, Zhanar; Ulykpanova, Meruert; Mukayev, Zhandos; Zhanguzhina, Altyn; Berdenov, Zharas; Turlybekov, Karshyga (Polish Journal of Environmental Studies, 2025)
      This study is conducted to determine the degree of natural fire hazard in the territory of the Kostanay region using remote sensing data. The Kostanay region belongs to the group of heightened danger with favorable climatic conditions for the occurrence of fires. The combination of insufficient moisture with a shift towards a more arid continental climate creates a natural ...
      2026-03-05
    • Evaluating the Long-Term Effects of Recycled Wastewater Irrigation on Soil Health, Crop Yield, and Ecological Sustainability in Arid Regions 

      Meiramkulova, Kulyash; Kydyrbekova, Aliya; Kydyrbekova, Assel; Daldabayeva, Gulnur; Bauyrzhan, Otarbayev; Shegenbayev, Abzal; Khalkhabay, Bostandyk; Baikenzheyeva, Aigul; Bulanbayeva, Perizat; Mkilima, Timoth (Journal of Ecological Engineering, 2024)
      Water scarcity poses a significant global challenge, particularly acute in arid and semi-arid regions with limited freshwater resources and high agricultural water demands. This study investigated the impacts of recycled wastewater irrigation using hybrid poplar trees as a model crop in the Kyzylorda region, characterized by extreme climatic conditions and water scarcity. A ...
      2026-03-05
    • EVALUATING THE EFFECTIVENESS OF A VOICE ACTIVITY DETECTOR BASED ON VARIOUS NEURAL NETWORKS 

      Medetov, B.; Zhetpisbayeva, A.; Akhmediyarova, A.; Nurlankyzy, A.; Namazbayev, T.; Kulakayeva, A.; Albanbay, N.; Turdalyuly, M.; Yskak, A.; Uristimbek, G. (Eastern-European Journal of Enterprise Technologies, 2025)
      This paper considers the efficiency of neural networks for human voice recognition. The objects of the study are artificial neural networks used for human voice recognition. Their ability to effectively recognize a human voice regardless of language, trained on a small number of speakers in noisy conditions, has been considered. The task being solved is to enhance ...
      2026-03-05
    • Ethanol production from cassava peels using Saccharomyces cerevisiae via ethanologenic fermentation process 

      Sokan-Adeaga, Adewale Allen; Ana, Godson R.E.E.; Olorunnisola, Abel Olajide; Sokan-Adeaga, Micheal Ayodeji; Roy, Hridoy; Reza, Md Sumon; Islam, Md. Shahinoor (Arab Gulf Journal of Scientific Research, 2024)
      Purpose – This study aims to assess the effect of water variation on bioethanol production from cassava peels (CP) using Saccharomyces cerevisiae yeast as the ethanologenic agent. Design/methodology/approach – The milled CP was divided into three treatment groups in a small-scale flask experiment where each 20 g CP was subjected to two-stage hydrolysis. Different amount of ...
      2026-03-05
    • Estimation of radiation doses of population residing nearby area of uranium ore mining and processing in Kazakhstan by tooth enamel EPR spectroscopy 

      Zhumadilov, Kassym; Ivannikov, Alexander; Kassymzhanov, Murat; Bagramova, Assel; Zhantore, Issa; Sarsenova, Samal; Stepanenko, Valeriy; Khailov, Artem; Hoshi, Masaharu (Environmental Challenges, 2025)
      To assess the impact of natural and technogenic radioactivity in uranium mining enterprises on the population, an investigation by the tooth enamel EPR (Electron Paramagnetic Resonance) dosimetry method was conducted for a group of the population living in the Stepnogorsk city (North Kazakhstan) placed near a uranium mining plant. Accumulated radiation EPR doses in enamel ...
      2026-03-05
    • Environmental Sustainability and Carbon Footprint of Tourism: A Study of a Natural Park in Northeastern Kazakhstan 

      Yessimova, Dinara; Faurat, Alina; Belyi, Alexandr; Yessim, Ayana; Sadykov, Zhassulan (Sustainability, 2025)
      This study aims to assess the environmental sustainability and carbon footprint of tourism in Bayanaul State National Park (Kazakhstan) using the GSTC criteria and the Protocol on Greenhouse Gas Emissions. As part of the work, surveys and interviews were conducted with representatives of the tourism industry, administration officials and environmental organizations to analyze ...
      2026-03-05
    • Environmental DNA reveals the ecology and seasonal migration of a rare sturgeon species in the Ural River 

      Abileva, Gulmira; Turzhanova, Ainur; Zhamangara, Aizhan; Khapilina, Oxana; Kalendar, Ruslan (Environmental DNA, 2024)
      Environmental DNA (eDNA) technology is an essential tool for monitoring living organisms in ecological research. The combination of eDNA methods with traditional methods of ecological observation can significantly improve the study of the ecology of rare species. Here, we present the development and application of an eDNA approach to identify rare sturgeons in the lower reaches ...
      2026-03-05