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يعرض 101 - 120 نتائج من 633 نتيجة بحث عن '(( significant challenges based ) OR ( significant ((changes decrease) OR (larger decrease)) ))', وقت الاستعلام: 0.11s تنقيح النتائج
  1. 101

    Comparative life-cycle assessment of reverse osmosis and microalgae-based treatment for hypersaline oilfield produced water حسب Abdullah M. Alsalal (22927480)

    منشور في 2025
    "…<p dir="ltr">The management of hypersaline produced water (130–190 g L<sup>−1</sup> TDS) from oil and gas operations—especially in regions with carbon-intensive grids like Kuwait—poses significant environmental and operational challenges. …"
  2. 102

    Investigating the Effectiveness and Teachers’ Perceptions of Rigorous Curriculum Design for Project-Based Learning Implementation on Middle School Science Students’ Achievement and... حسب ASSAF, NOURA FOUAD

    منشور في 2023
    "…Background and Purpose: Project-based learning (PBL) is an active student-centered instructional that has been explored in various contexts of schooling over the years. …"
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  3. 103

    Harnessing microalgae for a synergistic approach to CO₂ capture, wastewater treatment, and biodiesel production: A review حسب Abdullah M. AlSalal (23770842)

    منشور في 2025
    "…Despite promising developments, commercial implementation faces challenges including high operational costs, energy-intensive processing, and biomass quality variability. …"
  4. 104

    Exploring recent advances in carrageenan-based films for sustainable food packaging applications حسب Thulasidhas Dhilipkumar (22503629)

    منشور في 2025
    "…<p dir="ltr">The use of non-renewable plastic packaging poses significant environmental challenges. To address these issues, researchers are focused on developing sustainable packaging materials that are environmentally friendly alternatives. …"
  5. 105

    Past, present and future global mangrove primary productivity حسب Mark Chatting (5728340)

    منشور في 2024
    "…However, significant regional changes were identified, including substantial increases in NPP in the Southwest Australian Shelf (60.58 ± 97.9 %), the Warm Temperate Northeast Pacific (43.75 ± 65.7 %), and the Warm Temperate Northwest Pacific (31.55 ± 55.7 %), as well as decreases in <u>Southeast Asian </u>provinces like the Java Transitional (11.45 ± 6.2 %) and Western Coral Triangle (7.61 ± 9.6 %). …"
  6. 106

    Beyond vanilla: Improved autoencoder-based ensemble in-vehicle intrusion detection system حسب Sampath Rajapaksha (17541411)

    منشور في 2023
    "…Detecting attacks on the CAN bus, particularly masquerade attacks, presents significant challenges. It necessitates an intrusion detection system (IDS) that effectively utilizes both CAN ID and payload data to ensure thorough detection and protection against a wide range of attacks, all while operating within the constraints of limited computing resources. …"
  7. 107

    Mycelium-Based Thermal Insulation for Domestic Cooling Footprint Reduction: A Review حسب Shouq Al-Qahtani (19344703)

    منشور في 2023
    "…<p dir="ltr">Domestic cooling demands in arid and hot climate regions, including Qatar, induce a significant challenge to reduce the area’s cooling energy consumption and carbon footprint, primarily due to the heavy reliance on electricity-intensive air conditioning systems. …"
  8. 108
  9. 109

    Hybrid deep learning based threat intelligence framework for Industrial IoT systems حسب Jahanzaib Malik (23718816)

    منشور في 2025
    "…However, the increased pervasiveness, reduced human involvement, resource-constrained nature of underlying IoT devices, dynamic and shared spectrum of 4G/5G communication, and reliance on the cloud for outsourced massive storage and computation bring novel security challenges and concerns. A significant challenge currently confronting the Industrial Internet of Things (IIoT) is the increasing prevalence of sophisticated IoT malware threats and attacks. …"
  10. 110

    Toward a Clearer Understanding of Value‐Based Healthcare: A Concept Analysis حسب Vahe Kehyayan (21241649)

    منشور في 2025
    "…<h3>Background</h3><p dir="ltr"> Value‐based healthcare (VBHC) aims to improve the quality of healthcare delivery while reducing costs and also aims for outcomes that are of utmost importance from patients’ perspectives. …"
  11. 111

    Hydrogen energy systems: Technologies, trends, and future prospects حسب Abdellatif M. Sadeq (16931841)

    منشور في 2024
    "…Adoption at scale could decrease global <i>CO</i><sub><em>2</em></sub><sub> </sub>emissions by up to 830 million tonnes annually. …"
  12. 112

    Methodological Approach to Assessing the Current State of Organizations for AI-Based Digital Transformation حسب Abdulaziz Aldoseri (21633662)

    منشور في 2024
    "…Furthermore, the research work focuses on the evaluation of AI talent and skills within the organization, considering the significance of fostering an innovative culture and addressing change management challenges. …"
  13. 113

    Application of bipolar membrane (BPM)-based technology to green energy and environmental sustainability حسب Sajna M.S. (22302991)

    منشور في 2025
    "…Despite these advancements, challenges like membrane stability and scalability remain. …"
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  16. 116

    Dynamic model scaling based on segmented tumor size for breast cancer detection حسب Younes Akbari (16303286)

    منشور في 2025
    "…<p>The accuracy of breast cancer detection in histopathology images presents a critical challenge and remains a central focus in advancements in computational pathology. …"
  17. 117

    TIDCS: A Dynamic Intrusion Detection and Classification System Based Feature Selection حسب Zina Chkirbene (16869987)

    منشور في 2020
    "…However, high dimensional data present a significant challenge for machine learning techniques. …"
  18. 118
  19. 119

    Deep learning based multimodal urban air quality prediction and traffic analytics حسب Saad Hameed (6488738)

    منشور في 2023
    "…The proposed system tackles the challenge of predicting air quality at locations having no sensors or experiencing sensor failures by training a joint model on the data obtained from nearby stations/sensors using a Particle Swarm Optimization (PSO)-based merit fusion of the sensor data. …"
  20. 120

    Bridging Classrooms and Communities: The Transformative Impact of Community‐Based Dental Education on the Learning Experiences of Undergraduate Students حسب Kamran Ali (8861576)

    منشور في 2025
    "…</p><h3>Results</h3><p dir="ltr">The study included 148 participants, with 116 female (78.37%) and 32 male (21.62%) students, mostly from India (75%) and the rest from Qatar (25%). ANOVA revealed significant differences based on age, country and stage of education (<i>p</i>< 0.001). …"