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186 results for “ecosystem”
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Review ArticleOpen accessIn the keywordsCorrelation of Biodiversity of Algal Genera with Special Reference to the Waste Water Effluents from IndustriesRitu Singh Rajput, Sonali Pandey, Seema BhadauriaPollution is the introduction of contaminants, which cause adverse change, into the natural environment and mainly from external inputs like sewage, waste from industries, oil spills and agricultural use of pesticides. Anthropogenic activity-reflected in the use of toxic metals and organic pollutants-has increased levels of soil contamination and damage to aquatic systems. Ecosystems maintain water quality and withstand pressure from … …American Journal of Engineering and Applied Sciences, Vol. 9, Issue 4 · 9 Dec 2016 · 8,608 accessesView PDFCite
Research ArticleOpen accessIn the keywordsModeling of a Dynamic Interaction of Motor Transport and Natural Systems in Order to Minimize the Risks of Project and Management DecisionsL. G. Gagarina, D. N. Kavtaradze, A. A. Mordovin et al.Fundamental tasks for the problem of scientific support for the design of transport infrastructure in the ecosystem splits are analyzed. New aspects of simulational application in dynamic interaction of motor transport and natural systems are considered. Method for simulational studies is analyzed. The problems and advantages of the simulation of complex systems are investigated. Mathematical model of the transport infrastructure … …Journal of Computer Science, Vol. 11, Issue 2 · 2 Oct 2014 · 7,174 accessesView PDFCite
Research ArticleOpen accessIn the keywordsIntroduction of the Pasture Plant Fescue (Festuca valesiaca) for the Improvement of Degraded Pastures in the Steppe Zone of KazakhstanMeldebekova Nurgul Alikhanovna, Seitbattalova Ainur Islamovna, Ainebekova Bakyt Alpysbaevna et al.This study presents the results of a comprehensive evaluation of Festuca valesiaca, a dominant perennial grass species widely used in steppe ecosystems for pasture improvement. Previous research has demonstrated the importance of native fescue species in enhancing productivity and resilience of degraded rangelands under arid conditions. However, breeding efforts for this species in Kazakhstan remain insufficiently developed. The research was … …OnLine Journal of Biological Sciences, Vol. 26, Issue 3 · 14 Sep 2026 · 662 accessesView PDFCite
Research ArticleOpen accessIn the keywordsLimnological Studies on the Wetland Lake, Al-Asfar, with Special References to Heavy Metal Accumulation by FishGehan H. Fahmy, Adel A. FathiProblem statement: Al-Asfar Lake is one from the important shallow wetland lakes. It is located on the eastern region of Saudi Arabia, Al-Hassa Province. However, much of their limnology and its biotic information are still unknown to the scientific community. The study aims to follow variations in physico-chemical characteristics, phytoplankton and to determine the sort of pollutants such as heavy … …American Journal of Environmental Sciences, Vol. 7, Issue 6 · 31 Dec 2011 · 9,942 accessesView PDFCite
Research ArticleOpen accessIn the keywordsMonitoring of Vegetation Degradation in various Landscapes of the Moyinkum Desert, KazakhstanOmirzhan Taukebayev, Bektemir Osmonali, Salavat Duisenbayev et al.This study is devoted to assessing the degree of vegetation degradation in various landscapes of the Moyinkum Desert, taking into account the taxonomic diversity of flora, the structure of phytocenoses, and the agrochemical condition of soils. The aim of the work was to identify areas with signs of disturbance and to analyse the factors determining degradation processes. It was established … …OnLine Journal of Biological Sciences, Vol. 26, Issue 2 · 17 Jul 2026 · 848 accessesView PDFCite
Research ArticleOpen accessIn the keywordsWastewater Treatment Using Organic By-Products from Agroindustry: A Case Study in the District of Valera, Amazonas Region, Northern PeruEli Morales-Rojas, Sayda Karina García Caro et al.This research evaluates the use of two types of coagulants based on organic by-products (orange and passion fruit) in wastewater (RA) treatment. The system was composed of glass tanks installed in parallel. The coagulants were elaborated and applied in aqueous solution and in powder form, and 7 physicochemical and microbiological parameters were also analyzed. Data analysis was performed using a … …OnLine Journal of Biological Sciences, Vol. 26, Issue 2 · 2 Jul 2026 · 1,172 accessesView PDFCite
Research ArticleOpen accessIn the keywordsInverse Correlation Between α-Klotho and Diabetic Biomarkers in Type 2 Diabetes: A Cross-Sectional StudyYaser A.M Sulaiman, Moayad M. Al Anzy, Omeed Akbar Ali, Adnan M. IsmailEvidence suggests a link between diabetes and Klotho protein, demonstrated by reduced Klotho gene expression in individuals with diabetes, α- klotho the potential modulator of kidney health in DM. Klotho is primarily expressed in the kidneys and has an anti-inflammatory and antioxidant role, which may protect against the pathological processes that damage renal function in diabetes. Research conducted in Japan … …American Journal of Biochemistry and Biotechnology, Vol. 22, Issue 2 · 2 Jul 2026 · 837 accessesView PDFCite
Research ArticleOpen accessIn the keywordsOptimization of Temperature and pH for Protease Production from Some Bacterial Isolates of Mangrove WatersFeskaharny Alamsjah, Yorasakhi Ananta, Anthoni AgustienProtease enzymes are widely used in biotechnology to produce amino acids and peptides from high molecular substrates, as well as in the leather industry for wastewater treatment, textiles, pharmaceuticals, cosmetics, leather processing, and poultry industry. Indonesia's demand for protease enzymes is increasing. This study aims to optimize the temperature and pH for the production of protease from certain bacterial isolates … …OnLine Journal of Biological Sciences, Vol. 24, Issue 4 · 11 Sep 2024 · 4,425 accessesView PDFCite
Research ArticleOpen accessIn the keywordsGenetic Diversity of Common Wild Wheat Species in Armenia Using ISSR MarkersManvel Badalyan, Tatevik Aloyan, Varya Dilanyan et al.Armenia is one of the primary genealogical centers of numerous crops, the wild relatives of many of which are still found in Armenia today. Population limits of three out of 4 species of wild relatives of endemic wheat in Armenia (T. araraticum Jakubz, T. urartu Tumanian ex Gandilyan, T. boeoticum Boiss.) have been reduced in recent decades as a result … …OnLine Journal of Biological Sciences, Vol. 23, Issue 3 · 15 Aug 2023 · 5,217 accessesView PDFCite
Review ArticleOpen accessIn the keywordsA Systematic Study of the Novel Materials used in Solar Cell Technologies, Opportunities and ChallengesAayush Kumar Choudhary, Godwin Glivin, N. Kalaiselvan et al.This study aims to review the present progress of integrating the PV cell with other prominent mainstream photovoltaic cell materials. The combination of the materials in a thin film electric cell is advantageous due to the reduction within the material usage and therefore the rise in efficiency. Amorphous Silicon (α-Si), Cadmium Telluride (CdTe) and Copper Indium Gallium Selenide (CIGS) are … …Energy Research Journal, Vol. 11, Issue 1 · 2 Nov 2020 · 7,356 accessesView PDFCite