Research gap analyses

Showing 61–120 of 1,987 gap analyses · page 2 of 34

• Rapid urbanization and high population growth in the study area, putting pressure on groundwater resources. Limited understanding of the hydrogeologic system and groundwater behavior in the study area

  Rapid urbanization and high population growth in the study area, putting pressure on groundwater resources. Limited understanding of the hydrogeologic system and groundwater behavior in the study area. The need for accurate and comprehensiv

  Earth Science · 12 papers · avg 2025.1 · strong evidence
• Although a few studies have documented the effects of relocation because of slow-onset climate-induced environmental change, little is known about how such resettlements have contributed to positive s

  Although a few studies have documented the effects of relocation because of slow-onset climate-induced environmental change, little is known about how such resettlements have contributed to positive social change in the affected communities

  Earth Science · 12 papers · avg 2025.2 · strong evidence
• The following are the recommendations based on the conclusion drawn: School Administrators should develop and implement a comprehensive AI policy that outlines ethical standards, responsible use guide

  The study identifies ethical challenges associated with the use of AI applications in higher education, including privacy and data protection, bias and fairness, and transparency and accountability. The study highlights the risk of cheating

  Education · 12 papers · avg 2025.8 · strong evidence
• The study identifies a gap in the application of the Flipped Classroom Model in Educational Studies courses for pre-service teachers. The paper recognizes the need for instructional design competencie

  The study identifies a gap in the application of the Flipped Classroom Model in Educational Studies courses for pre-service teachers. The paper recognizes the need for instructional design competencies and institutional support systems for

  Education · 12 papers · avg 2025.9 · strong evidence
• The lack of understanding of the relationship between emotional intensity, direction, and performance. The need to examine the cognitive appraisals and coping strategies associated with different emot

  The lack of understanding of the relationship between emotional intensity, direction, and performance. The need to examine the cognitive appraisals and coping strategies associated with different emotional profiles. The gap in the study of

  Psychology · 12 papers · avg 2025.8 · strong evidence
• Abstract Vegetation response to soil and atmospheric drought has raised extensively controversy, however, the relative contributions of soil drought, atmospheric drought, and their compound droughts o

  Abstract Vegetation response to soil and atmospheric drought has raised extensively controversy, however, the relative contributions of soil drought, atmospheric drought, and their compound droughts on global vegetation growth remain unclea

  Earth Science · 12 papers · avg 2024.8 · strong evidence
• Therefore, future investigations could examine how peer mentoring can be integrated with other instructional approaches, such as teacher feedback, technology-enhanced learning, and collaborative tasks

  Therefore, future investigations could examine how peer mentoring can be integrated with other instructional approaches, such as teacher feedback, technology-enhanced learning, and collaborative tasks, to maximize its pedagogical benefits.

  Education · 12 papers · avg 2026 · strong evidence
• Abstract Microbes play central roles in soil nutrient cycling; yet, a limited range of microbial community characteristics have been used to explain ecosystem nutrient cycling rates, and their importa

  Abstract Microbes play central roles in soil nutrient cycling; yet, a limited range of microbial community characteristics have been used to explain ecosystem nutrient cycling rates, and their importance relative to plant and abiotic factor

  Agriculture · 12 papers · avg 2025.2 · strong evidence
• Abstract Organic amendments such as compost are widely promoted for enriching soil microbial communities and supporting key soil functions, yet their effects across diverse farming systems and pedocli

  Abstract Organic amendments such as compost are widely promoted for enriching soil microbial communities and supporting key soil functions, yet their effects across diverse farming systems and pedoclimatic conditions remain poorly understoo

  Agriculture · 12 papers · avg 2025.5 · strong evidence
• The paper identifies a gap in the current methods for mapping and forecasting human outdoor thermal comfort in urban environments. The current numerical urban climate models are complex and computatio

  The paper identifies a gap in the current methods for mapping and forecasting human outdoor thermal comfort in urban environments. The current numerical urban climate models are complex and computationally expensive. There is a need for a m

  Earth Science · 12 papers · avg 2025.4 · strong evidence
• Literatürde İstanbul’un kapısı olarak ele alınan mekân büyük oranda Haydarpaşa Garı olmuştur ve otogarlar ile karayolu ulaşımının göç süreçlerindeki temel rolü göz ardı edilmiştir - İstanbul'un kapısı

  Literatürde İstanbul’un kapısı olarak ele alınan mekân büyük oranda Haydarpaşa Garı olmuştur ve otogarlar ile karayolu ulaşımının göç süreçlerindeki temel rolü göz ardı edilmiştir - İstanbul'un kapısı olarak otogarların ele alınmamasından o

  General · 11 papers · avg 2026 · moderate evidence
• The simulation is divided into several time segments to minimize the influence of initial conditions on precipitation. The model outputs are temporally interpolated to the observation timestamps. The

  The simulation is divided into several time segments to minimize the influence of initial conditions on precipitation. The model outputs are temporally interpolated to the observation timestamps. The study uses a limited number of precipita

  Earth Science · 11 papers · avg 2025.8 · moderate evidence
• There is a need for efficient irrigation management in agricultural yields. Existing irrigation systems may not account for multiple parameters such as soil moisture, air temperature, and humidity.

  There is a need for efficient irrigation management in agricultural yields. Existing irrigation systems may not account for multiple parameters such as soil moisture, air temperature, and humidity.

  Agriculture · 11 papers · avg 2021.1 · moderate evidence
• The need for a cost-effective and efficient solution for precision agriculture. The need for a system that can enable real-time monitoring and automated irrigation. The need for a system that can impr

  Cost and regulatory hurdles remain key barriers to large-scale adoption - The performance of BR-based treatments is not uniform across agroecosystems - The process of regulatory approval often varies by country, crop species, and intended u

  Agriculture · 11 papers · avg 2025.7 · moderate evidence
• There is a lack of information on suitable cereal cropping practices for the AVS. The study aims to address this gap by investigating the effects of fertilizer rate and planting density on lowland ric

  There is a lack of information on suitable cereal cropping practices for the AVS. The study aims to address this gap by investigating the effects of fertilizer rate and planting density on lowland rice in the AVS.

  Agriculture · 11 papers · avg 2025.1 · moderate evidence
• Urbanization is a complex and dynamic process. Simulating and predicting land use and land cover changes is a challenging task. There is a need for accurate and reliable models to guide sustainable de

  There is a need to quantify the relative contributions of climate change and human activities to runoff and sediment variations. There is a lack of studies that use multiple methods to analyze the driving mechanisms of runoff and sediment d

  Earth Science · 11 papers · avg 2025.7 · moderate evidence
• However, the issue also highlights several underexplored gaps, including the limited disciplinary adaptation of analytics tools, a lack of ongoing student involvement in feedback design, insufficient

  However, the issue also highlights several underexplored gaps, including the limited disciplinary adaptation of analytics tools, a lack of ongoing student involvement in feedback design, insufficient attention to ethical concerns and the ph

  Education · 11 papers · avg 2025.9 · moderate evidence
• Based on these findings, it is recommended that professional development for mathematics teachers extend beyond cultural and linguistic responsiveness to include strategies for embedding sociopolitica

  Based on these findings, it is recommended that professional development for mathematics teachers extend beyond cultural and linguistic responsiveness to include strategies for embedding sociopolitical and critical consciousness into lesson

  Education · 11 papers · avg 2026 · moderate evidence
• It sheds light on the challenges and opportunities they face when using Artificial Intelligence-powered writing tools by conducting the main research question: What are the Saudi EFL male students’ vi

  It sheds light on the challenges and opportunities they face when using Artificial Intelligence-powered writing tools by conducting the main research question: What are the Saudi EFL male students’ views on how AI tools affect their writing

  Education · 11 papers · avg 2025.9 · moderate evidence
• Pendampingan lanjutan untuk aspek teknik identifikasi dan penilaian risiko secara mendalam - Implementasi perangkat mitigasi yang aplikatif, seperti digitalisasi pencatatan dan penyusunan Standar Oper

  Pendampingan lanjutan untuk aspek teknik identifikasi dan penilaian risiko secara mendalam - Implementasi perangkat mitigasi yang aplikatif, seperti digitalisasi pencatatan dan penyusunan Standar Operasional Prosedur (SOP) yang ketat guna m

  General · 11 papers · avg 2023.6 · moderate evidence
• The sole application of herbicides is unable to control the later germinating weeds; hence, to mitigate the weed-related losses and increase the yield, an integrated weed management strategy needs to

  The sole application of herbicides is unable to control the later germinating weeds; hence, to mitigate the weed-related losses and increase the yield, an integrated weed management strategy needs to be studied.

  Agriculture · 10 papers · avg 2025.6 · moderate evidence
• The lack of accurate assessment of ecosystem service value in ecologically fragile hilly regions. The need for reliable predictions of future ecosystem service value scenarios. The gap in evaluating t

  The lack of accurate assessment of ecosystem service value in ecologically fragile hilly regions. The need for reliable predictions of future ecosystem service value scenarios. The gap in evaluating the effectiveness of different developmen

  Earth Science · 10 papers · avg 2025 · moderate evidence
• Abstract Recent studies reveal an anti‐correlation between global cloud feedback (CF) and effective radiative forcing due to aerosol‐cloud interaction (ERFaci) in Earth system models, but the physical

  Abstract Recent studies reveal an anti‐correlation between global cloud feedback (CF) and effective radiative forcing due to aerosol‐cloud interaction (ERFaci) in Earth system models, but the physical mechanisms underlying it remain uncerta

  Earth Science · 10 papers · avg 2024 · moderate evidence
• The mechanisms of AMOC weakening during the preindustrial past millennium have remained uncertain. The impact of volcanic eruptions on AMOC has not been well understood. The study of AMOC using paleo

  The mechanisms of AMOC weakening during the preindustrial past millennium have remained uncertain. The impact of volcanic eruptions on AMOC has not been well understood. The study of AMOC using paleo data and climate models has been limited

  Earth Science · 10 papers · avg 2025.9 · moderate evidence
• Further studies are needed to confirm the long-term efficacy and safety of SGLT-2 inhibitors in patients with atrial fibrillation and diabetes. Studies should investigate the use of SGLT-2 inhibitors

  Further studies are needed to confirm the long-term efficacy and safety of SGLT-2 inhibitors in patients with atrial fibrillation and diabetes. Studies should investigate the use of SGLT-2 inhibitors in different patient populations, such a

  Medicine · 10 papers · avg 2025.2 · moderate evidence
• The study only evaluates historical simulations from CMIP6 models and does not consider future projections. The study uses a limited number of models and observations. The study does not account for o

  The study only evaluates historical simulations from CMIP6 models and does not consider future projections. The study uses a limited number of models and observations. The study does not account for other sources of uncertainty in climate s

  Earth Science · 10 papers · avg 2025.2 · moderate evidence
• Persistent hardware noise in quantum computing. Limited understanding of QEC code effectiveness under varying conditions. Difficulty in comparing decoder performance across QEC code families. Limited

  The formidable sampling overhead required for the implementation of quantum error mitigation techniques. The lack of scalability in conventional zero-noise extrapolation techniques. The need for a more efficient and scalable approach to qua

  Physics · 10 papers · avg 2026 · moderate evidence
• Limited in-situ observations of reef temperatures and coral responses. Difficulty in reconstructing subsurface temperature and coral response records. Complexity of understanding the impact of tropica

  Limited in-situ observations of reef temperatures and coral responses. Difficulty in reconstructing subsurface temperature and coral response records. Complexity of understanding the impact of tropical climate modes on thermal stress mitiga

  Earth Science · 10 papers · avg 2025.7 · moderate evidence
• However, unlike plant communities, little is known about how the diversity and biomass of soil microbial communities are interlinked across globally distributed biomes, and how variations in this rela

  However, unlike plant communities, little is known about how the diversity and biomass of soil microbial communities are interlinked across globally distributed biomes, and how variations in this relationship influence ecosystem function.

  Agriculture · 10 papers · avg 2023.9 · moderate evidence
• Further studies are needed to investigate the molecular mechanisms of the response of tobacco to chilling stress, - Future studies should analyze the response of tobacco seedlings to different tempera

  Further studies are needed to investigate the molecular mechanisms of the response of tobacco to chilling stress, - Future studies should analyze the response of tobacco seedlings to different temperatures and durations of chilling stress,

  Biology · 10 papers · avg 2024.9 · moderate evidence
• Metabolic interventions further showed that activation of FAO or promotion of mitochondrial pyruvate oxidation improved myocardial energy status and alleviated cardiotoxicity, whereas direct inhibitio

  Metabolic interventions further showed that activation of FAO or promotion of mitochondrial pyruvate oxidation improved myocardial energy status and alleviated cardiotoxicity, whereas direct inhibition of glycolysis aggravated energy deplet

  Biology · 10 papers · avg 2025.8 · moderate evidence
• The development of efficient energy storage and conversion technologies is a core element in ensuring a sustainable energy supply. There is a need for efficient and stable electrocatalysts based on ea

  The development of efficient energy storage and conversion technologies is a core element in ensuring a sustainable energy supply. There is a need for efficient and stable electrocatalysts based on earth-abundant elements.

  Chemistry · 10 papers · avg 2025 · moderate evidence
• The study faces the challenge of extracting phytochemicals from Neem leaves. The researchers need to identify the most efficient solvent system for extraction. The study requires the detection of high

  The study faces the challenge of extracting phytochemicals from Neem leaves. The researchers need to identify the most efficient solvent system for extraction. The study requires the detection of high azadirachtin levels.

  Chemistry · 10 papers · avg 2025.4 · moderate evidence
• Traditional process-based hydrologic and hydraulic models have limitations, such as requiring extensive input data and careful calibration. Peak flow forecasting remains challenging due to its nonline

  Traditional process-based hydrologic and hydraulic models have limitations, such as requiring extensive input data and careful calibration. Peak flow forecasting remains challenging due to its nonlinearity and rarity. There is a need for a

  Computer Science · 10 papers · avg 2025.9 · moderate evidence
• IMPORTANCE: Coastal microbial communities drive global biogeochemical cycles, yet the principles governing their large-scale connectivity and microbial network stability remain elusive, particularly i

  IMPORTANCE: Coastal microbial communities drive global biogeochemical cycles, yet the principles governing their large-scale connectivity and microbial network stability remain elusive, particularly in anthropogenic disturbances regions.

  Earth Science · 10 papers · avg 2025.3 · moderate evidence
• Climate change is a hazardous threat to sustainable development. Coastal areas are highly vulnerable to climate-induced risks. There is a need for effective adaptation strategies to tackle the socioec

  Climate change is a hazardous threat to sustainable development. Coastal areas are highly vulnerable to climate-induced risks. There is a need for effective adaptation strategies to tackle the socioeconomic impacts of climate-induced risks.

  Earth Science · 10 papers · avg 2025.8 · moderate evidence
• The developed materials may also be enhanced through improved design, durability, and digital versions, and future studies may examine similar contextualized writing interventions across other grade l

  The developed materials may also be enhanced through improved design, durability, and digital versions, and future studies may examine similar contextualized writing interventions across other grade levels and contexts. Consequently, the fi

  Education · 10 papers · avg 2025.9 · moderate evidence
• The development of standardized and reproducible methodologies is crucial for translating microbiome research into clinically useful diagnostic tools. The identification of potential diagnostic biomar

  The development of standardized and reproducible methodologies is crucial for translating microbiome research into clinically useful diagnostic tools. The identification of potential diagnostic biomarkers and the development of new diagnost

  Medicine · 10 papers · avg 2025.4 · moderate evidence
• The high capital expenditure and infrastructure lock-in required for QKD deployment. The lack of standardized hardware interfaces risks severe vendor lock-in. The quantum repeater bottleneck and signa

  The high capital expenditure and infrastructure lock-in required for QKD deployment. The lack of standardized hardware interfaces risks severe vendor lock-in. The quantum repeater bottleneck and signal degradation limit QKD to distances of

  Physics · 10 papers · avg 2026 · moderate evidence
• Limited empirical attention has been given to the mechanisms through which circular organizational capabilities are translated into economic outcomes. Existing frameworks generally assume a direct rel

  The study identifies a gap in the current literature regarding the relationship between ESG performance and green technology innovation. The research aims to explore the mechanisms through which ESG performance enhances green innovation cap

  Economics · 10 papers · avg 2025.3 · moderate evidence
• The lack of consistency in inclusive and accessible pedagogical practices, particularly when supporting students with disabilities or diverse learning needs. The need for systematic teacher training a

  The lack of consistency in inclusive and accessible pedagogical practices, particularly when supporting students with disabilities or diverse learning needs. The need for systematic teacher training and embedded accessibility features in fl

  Education · 10 papers · avg 2025.8 · moderate evidence
• Although efforts have been made to determine the individual characteristics that contribute to positive outcomes under stress, little is known about whether such characteristics are stable over time o

  Although efforts have been made to determine the individual characteristics that contribute to positive outcomes under stress, little is known about whether such characteristics are stable over time or how stressful events can impact psycho

  Psychology · 10 papers · avg 2024.5 · moderate evidence
• The effects of nitrogen fertilizer addition on soil microbial community characteristics and ecosystem multifunctionality in alfalfa fields are not well understood. The mechanisms by which nutrients im

  The effects of nitrogen fertilizer addition on soil microbial community characteristics and ecosystem multifunctionality in alfalfa fields are not well understood. The mechanisms by which nutrients impact soil microbial communities and ecos

  Agriculture · 10 papers · avg 2025.7 · moderate evidence
• While the impact of irrigation level on tomato growth and yield has been extensively studied, irrigation interval, another crucial component of irrigation schedule, as well as their interaction, remai

  While the impact of irrigation level on tomato growth and yield has been extensively studied, irrigation interval, another crucial component of irrigation schedule, as well as their interaction, remain poorly explored.

  Agriculture · 10 papers · avg 2025.3 · moderate evidence
• Therefore, although probiotics represent promising microbiome-based therapeutic can- didates, their clinical efficacy, safety, optimal dosing strategies, and long-term outcomes remain to be established

  Therefore, although probiotics represent promising microbiome-based therapeutic can- didates, their clinical efficacy, safety, optimal dosing strategies, and long-term outcomes remain to be established through well-de- signed clinical studie

  Biology · 10 papers · avg 2025.2 · moderate evidence
• Traditional, content-based pedagogies cannot adequately tackle the challenges of the 21st Century in terms of sustainability. There is a need to change the conceptualization and implementation of envi

  Traditional, content-based pedagogies cannot adequately tackle the challenges of the 21st Century in terms of sustainability. There is a need to change the conceptualization and implementation of environmental education. The study aims to a

  Education · 10 papers · avg 2020.9 · moderate evidence
• The neural mechanisms underlying the link between neuroticism and increased dementia risk are unclear. Previous studies have not examined the associations between neuroticism and specific brain struct

  The neural mechanisms underlying the link between neuroticism and increased dementia risk are unclear. Previous studies have not examined the associations between neuroticism and specific brain structures in detail. There is a need to ident

  Psychology · 10 papers · avg 2021 · moderate evidence
• Aqueous Fe(IV) is a crucial oxidant in iron-mediated oxidation processes relevant to water purification and atmospheric aqueous systems; yet, its chemical behavior under environmentally relevant pH co

  Electrocatalytic synthesis of hydrogen peroxide (H2O2) in acidic media is an efficient and eco-friendly approach to produce inherently stable H2O2, but limited by the lack of selective and stable catalysts under industrial-relevant current

  Chemistry · 9 papers · avg 2025.4 · moderate evidence
• Many existing landslide inventories lack type-specific information. Limited applicability of existing landslide inventories in risk management. Need for a transferable machine learning framework to id

  In regions with limited data, we argue that reducing the level of detail in flood models and increasing the level of detail in urbanization patterns should be considered to improve the quality of flood risk projections under future urbaniza

  Earth Science · 9 papers · avg 2025.3 · moderate evidence
• These improvements are important for flood modeling and hydrological impact assessment; however, the findings remain limited to the tested stations, historical calibration period, and selected CMIP6-d

  These improvements are important for flood modeling and hydrological impact assessment; however, the findings remain limited to the tested stations, historical calibration period, and selected CMIP6-driven climate simulations.

  Earth Science · 9 papers · avg 2025.4 · moderate evidence
• Conventional zinc fertilisers have limited efficiency due to fixation in soil and low nutrient use efficiency. There is a need for more efficient fertilisation strategies to improve crop productivity.

  Conventional zinc fertilisers have limited efficiency due to fixation in soil and low nutrient use efficiency. There is a need for more efficient fertilisation strategies to improve crop productivity.

  Agriculture · 9 papers · avg 2025.5 · moderate evidence
• The lack of adequate bifunctional catalysts for rechargeable zinc-air batteries. The contradictory gas-liquid-solid three-phase interfaces in the air cathode. The limited understanding of the catalyti

  The lack of adequate bifunctional catalysts for rechargeable zinc-air batteries. The contradictory gas-liquid-solid three-phase interfaces in the air cathode. The limited understanding of the catalytic reaction thermodynamics and kinetics.

  Chemistry · 9 papers · avg 2024.8 · moderate evidence
• The complexity of the Baltic Sea ecosystem makes it challenging to develop a comprehensive framework for assessing human pressures. The lack of data on human activities and ecosystem components is a c

  further analysis of the thematic structure of the literature, - examination of how a changing climate modifies the functioning of seas exposed to intense human pressure, - integration of climatic, physical, chemical, and biological knowledg

  Earth Science · 9 papers · avg 2026 · moderate evidence
• Anthropogenic pollutants from vehicular traffic. Heavy metal emissions from vehicular traffic. The need for strict monitoring of potentially toxic elements in horticultural soil-plant-water systems.

  Anthropogenic pollutants from vehicular traffic. Heavy metal emissions from vehicular traffic. The need for strict monitoring of potentially toxic elements in horticultural soil-plant-water systems.

  Agriculture · 9 papers · avg 2025.3 · moderate evidence
• ABSTRACT Aim Type 2 diabetes mellitus (T2DM) and depression are established risk factors for dementia, yet clinically observable markers of neurocognitive vulnerability in younger adults with these co

  ABSTRACT Aim Type 2 diabetes mellitus (T2DM) and depression are established risk factors for dementia, yet clinically observable markers of neurocognitive vulnerability in younger adults with these comorbidities remain poorly characterized.

  Psychology · 9 papers · avg 2016.9 · moderate evidence
• There is a need for urgent measures to control the global problem of soil pollution. The study identifies a gap in the knowledge of local background values of potentially toxic elements in the Yucatán

  There is a need for urgent measures to control the global problem of soil pollution. The study identifies a gap in the knowledge of local background values of potentially toxic elements in the Yucatán Peninsula.

  Agriculture · 9 papers · avg 2025.4 · moderate evidence
• Understanding their synergistic effects is essential for developing climate‐resilient farming strategies, yet the complex interactions between climate and fertilizer use in shaping crop yields remain

  Understanding their synergistic effects is essential for developing climate‐resilient farming strategies, yet the complex interactions between climate and fertilizer use in shaping crop yields remain poorly understood.

  Agriculture · 9 papers · avg 2025 · moderate evidence
• To overcome the limitations of the application and efficiency of photocatalysts. To promote the use of photocatalysts on a large scale for the development of industrial activities. To explore the pote

  One challenge is the rapid e-/h+ recombination rate of ZnO, - Another challenge is the limited photocatalytic efficiency of ZnO under solar radiation, - The study also faces the challenge of achieving high stability and recyclability of the

  Physics · 9 papers · avg 2025.6 · moderate evidence
• These findings underscore the potential of microbial driven strategies to restore degraded soils, minimize reliance on chemical inputs, and promote sustainable agricultural practices, although field-s

  Investigating the effectiveness of bioaugmentation in field conditions, - Examining the impact of varying environmental conditions on hydrocarbon degradation, - Studying the potential for large-scale remediation using indigenous microbial c

  Agriculture · 9 papers · avg 2026 · moderate evidence
• Although prior studies evaluated drought responses and cultivar variations, interactions between irrigation and cultivar-specific dynamics—validated through process-based models—remain underexplored i

  Although prior studies evaluated drought responses and cultivar variations, interactions between irrigation and cultivar-specific dynamics—validated through process-based models—remain underexplored in southwest Texas.

  Agriculture · 9 papers · avg 2025.7 · moderate evidence