Browse all research gap analyses
Every gap analysis in the library, ordered by evidence strength. Each one is distilled from the limitations and future-work passages of real papers and links back to the literature that raised it.
Showing 1–60 of 1,252 gap analyses · page 1 of 21
- The mechanisms through which biochar achieves long-term effects remain poorly understood. The effects of biochar on soil microbiomes and metabolic functions are not well studied.
The mechanisms through which biochar achieves long-term effects remain poorly understood. The effects of biochar on soil microbiomes and metabolic functions are not well studied.
Agriculture · 47 papers · avg 2025.3 · strong evidence - Further development of the Gravitational Saturation Theory to explore its implications for our understanding of the universe. Experimental verification of the theory's predictions. Application of the
Further development of the Gravitational Saturation Theory to explore its implications for our understanding of the universe. Experimental verification of the theory's predictions. Application of the theory to the development of new technol
Physics · 29 papers · avg 2026 · strong evidence - ABSTRACT Accurate assessment of fertilizer nitrogen (N) fate is essential for optimizing rice production, yet regional‐scale estimates remain limited.
ABSTRACT Accurate assessment of fertilizer nitrogen (N) fate is essential for optimizing rice production, yet regional‐scale estimates remain limited.
Agriculture · 26 papers · avg 2025 · strong evidence - IMPORTANCE Urbanization is rapidly transforming soil ecosystems worldwide, but its impacts on soil bacterial communities remain poorly understood.
IMPORTANCE Urbanization is rapidly transforming soil ecosystems worldwide, but its impacts on soil bacterial communities remain poorly understood.
Agriculture · 26 papers · avg 2024.9 · strong evidence - There is a need for research on the implementation challenges and pedagogical ramifications of AI-enhanced e-assessment in South African higher education institutions. There is a lack of studies on th
There is a need for research on the implementation challenges and pedagogical ramifications of AI-enhanced e-assessment in South African higher education institutions. There is a lack of studies on the effectiveness and inclusivity of AI-dr
Education · 23 papers · avg 2026 · strong evidence - There is a lack of understanding of the complex web of structural constraints hindering the transition toward climate-smart agriculture. There is a need to examine the perception-impact-adaptation pat
There is a lack of understanding of the complex web of structural constraints hindering the transition toward climate-smart agriculture. There is a need to examine the perception-impact-adaptation pathways among farmers in Egypt.
Earth Science · 22 papers · avg 2025.9 · strong evidence - the review is necessarily selective; coverage is deepest for the Anglophone core of History of Humanity and thinner for research traditions that publish primarily in other languages; recency is a furt
the review is necessarily selective; coverage is deepest for the Anglophone core of History of Humanity and thinner for research traditions that publish primarily in other languages; recency is a further constraint.
Chemistry · 22 papers · avg 2026 · strong evidence - Despite a surge of literature on migration and climate change, evidence on the impact of climate change and variability on migration is inconclusive and the roles of in-situ adaptation strategies in m
Despite a surge of literature on migration and climate change, evidence on the impact of climate change and variability on migration is inconclusive and the roles of in-situ adaptation strategies in migration decisions are unclear.
Earth Science · 20 papers · avg 2025.4 · strong evidence - There is a lack of studies investigating the impacts of low-intensity dust episodes on aerosol loading and boundary-layer dynamics. There is a need to understand the effects of dust episodes on region
There is a lack of studies investigating the impacts of low-intensity dust episodes on aerosol loading and boundary-layer dynamics. There is a need to understand the effects of dust episodes on regional climate and air quality.
Earth Science · 18 papers · avg 2025.1 · strong evidence - The pristine g-C3N4 has limitations due to slow transfer and rapid recombination of photogenerated carriers. The development of efficient and sustainable photocatalysts for H2O2 production remains a c
The pristine g-C3N4 has limitations due to slow transfer and rapid recombination of photogenerated carriers. The development of efficient and sustainable photocatalysts for H2O2 production remains a challenge.
Chemistry · 18 papers · avg 2024.9 · strong evidence - Background and aims Soil microbial communities are crucial for ecosystem functioning, but their seasonal responses to climate warming and increased precipitation are poorly understood.
Background and aims Soil microbial communities are crucial for ecosystem functioning, but their seasonal responses to climate warming and increased precipitation are poorly understood.
Agriculture · 17 papers · avg 2025.9 · strong evidence - The study identifies a gap in the understanding of how pre-service science teachers translate AI literacy into the professional knowledge and confidence required for AI-supported inquiry-based science
The study identifies a gap in the understanding of how pre-service science teachers translate AI literacy into the professional knowledge and confidence required for AI-supported inquiry-based science teaching. The study also identifies a l
Education · 17 papers · avg 2025.9 · strong evidence - The gap is the lack of attention to how governance is operationalized within institutional systems. The paper identifies key exposure points, including fragmented institutional mandates and limited in
The gap is the lack of attention to how governance is operationalized within institutional systems. The paper identifies key exposure points, including fragmented institutional mandates and limited integration of AI literacy. The gap is als
Social Science · 16 papers · avg 2025.9 · strong evidence - Abstract The impact of policy uncertainty caused by climate change has attracted widespread attention, but there are few studies on the relationship between climate policy uncertainty and corporate gr
Abstract The impact of policy uncertainty caused by climate change has attracted widespread attention, but there are few studies on the relationship between climate policy uncertainty and corporate green innovation performance.
Earth Science · 15 papers · avg 2025.3 · strong evidence - "for improving reading work in schools and need for eliminating the remedial training." These include the earlier study of difficulties, adjustments intelligent to education of evaluation of children,
"for improving reading work in schools and need for eliminating the remedial training." These include the earlier study of difficulties, adjustments intelligent to education of evaluation of children, parents, more or better instructional m
Education · 15 papers · avg 2007.5 · strong evidence - Recommendations for nursing practice CONCLUSION ∙ Integrating AI into nursing practice can streamline work- flows and improve patient outcomes by automating routine tasks and enhancing decision-making
Recommendations for nursing practice CONCLUSION ∙ Integrating AI into nursing practice can streamline work- flows and improve patient outcomes by automating routine tasks and enhancing decision-making through predictive analytics (Gopal et
Medicine · 15 papers · avg 2025.9 · strong evidence - Soil contamination due to industrial activities. Limited effectiveness of current soil remediation strategies. Need for sustainable and environmentally friendly remediation techniques.
Soil contamination due to industrial activities. Limited effectiveness of current soil remediation strategies. Need for sustainable and environmentally friendly remediation techniques.
Agriculture · 15 papers · avg 2026 · strong evidence - The lack of effective policies on climate denial on YouTube. The need for a better understanding of the spread of climate denialist claims on social media. The need for a more effective approach to cl
The lack of effective policies on climate denial on YouTube. The need for a better understanding of the spread of climate denialist claims on social media. The need for a more effective approach to climate change communication.
Earth Science · 15 papers · avg 2021.7 · strong evidence - Soil organic matter depletion due to modern intensive agricultural practices. The need to understand the role of root-derived carbon inputs in soil carbon stabilization.
Soil organic matter depletion due to modern intensive agricultural practices. The need to understand the role of root-derived carbon inputs in soil carbon stabilization.
Agriculture · 14 papers · avg 2025.9 · strong evidence - The Delta State Ministry of Secondary Education should institutionalize periodic professional development programmes on ethical leadership for principals, with emphasis on integrity, accountability, t
The Delta State Ministry of Secondary Education should institutionalize periodic professional development programmes on ethical leadership for principals, with emphasis on integrity, accountability, transparency and fairness in school admin
Education · 14 papers · avg 2026 · strong evidence - ABSTRACT Pulsed electrolysis and Cu‐Ag tandem catalysis are both promising strategies for electrochemical CO 2 reduction, yet their interplay remains unclear.
ABSTRACT Pulsed electrolysis and Cu‐Ag tandem catalysis are both promising strategies for electrochemical CO 2 reduction, yet their interplay remains unclear.
Chemistry · 13 papers · avg 2024.8 · strong evidence - There is a need for a predictive model that integrates variables such as climate, topography, environment, geology, and social factors. Prior work has focused on specific aspects of landslides, but a
There is a need for a predictive model that integrates variables such as climate, topography, environment, geology, and social factors. Prior work has focused on specific aspects of landslides, but a comprehensive approach is lacking.
Earth Science · 13 papers · avg 2025.7 · strong evidence - Experimental implementation of the hybrid cryptographic framework. Investigation of the hybrid system's performance in different quantum communication scenarios. Development of more advanced encryptio
Experimental implementation of the hybrid cryptographic framework. Investigation of the hybrid system's performance in different quantum communication scenarios. Development of more advanced encryption models based on randomized phase modul
Physics · 13 papers · avg 2026 · strong evidence - Despite the growing interest in biosynthesized silver nanoparticles (AgNPs), there is insufficient research information on the use of Loranthus micranthus leaf and Nigella sativa seed extracts for AgN
Despite the growing interest in biosynthesized silver nanoparticles (AgNPs), there is insufficient research information on the use of Loranthus micranthus leaf and Nigella sativa seed extracts for AgNPs biosynthesis.
Chemistry · 13 papers · avg 2024.1 · strong evidence - The fundamental nature of dark matter remains unknown. The possibility of strong interactions between neutrinos and dark matter has not been fully explored. The analysis of dark matter interactions is
The fundamental nature of dark matter remains unknown. The possibility of strong interactions between neutrinos and dark matter has not been fully explored. The analysis of dark matter interactions is subject to astrophysical model uncertai
Physics · 13 papers · avg 2026 · strong evidence - While studies consistently show the majority of Australians are very concerned about the impacts of climate change, there is limited evidence from nation-wide research linking climate change with ment
While studies consistently show the majority of Australians are very concerned about the impacts of climate change, there is limited evidence from nation-wide research linking climate change with mental health burden in sub-populations.
Earth Science · 13 papers · avg 2025.6 · strong evidence - The study identifies a gap in the research, with a need for a thorough and comprehensive picture of the latest developments and trends in technology in EFL writing. The study highlights the need for e
The study identifies a gap in the research, with a need for a thorough and comprehensive picture of the latest developments and trends in technology in EFL writing. The study highlights the need for empirical research and educational applic
Education · 13 papers · avg 2025.9 · strong evidence - Given recent interest in formulating new subtypes of autism, rather than continuing to conceive of ASD as a spectrum, as well as new subtypes that vary in the degree of severity along the spectrum, we
Given recent interest in formulating new subtypes of autism, rather than continuing to conceive of ASD as a spectrum, as well as new subtypes that vary in the degree of severity along the spectrum, we identify gaps in knowledge and directio
Psychology · 12 papers · avg 2022.8 · 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 · 12 papers · avg 2026 · strong evidence - Microplastic (MP) contamination in soils has raised widespread concern, yet the extent to which soil matrices regulate MP toxicity remains insufficiently characterized.
Microplastic (MP) contamination in soils has raised widespread concern, yet the extent to which soil matrices regulate MP toxicity remains insufficiently characterized.
Agriculture · 12 papers · avg 2025.4 · strong evidence - The Urban Heat Island effect is a significant challenge for public health, infrastructure, and urban liveability. Rapid urbanization has intensified the Urban Heat Island effect. There is a need for s
The Urban Heat Island effect is a significant challenge for public health, infrastructure, and urban liveability. Rapid urbanization has intensified the Urban Heat Island effect. There is a need for standardized systems to monitor temperatu
Earth Science · 12 papers · avg 2022.9 · strong evidence - The challenge of sustaining soil fertility while maintaining crop productivity. The need for alternative fertilization strategies that balance productivity with sustainability.
The challenge of sustaining soil fertility while maintaining crop productivity. The need for alternative fertilization strategies that balance productivity with sustainability.
Agriculture · 12 papers · avg 2021.5 · strong evidence - Current entrepreneurship education focuses on skills, but this approach is no longer sufficient for the agri-industry. Education is often left implicit in ecosystem research, with capabilities assumed
Current entrepreneurship education focuses on skills, but this approach is no longer sufficient for the agri-industry. Education is often left implicit in ecosystem research, with capabilities assumed to emerge once digital technologies are
Education · 12 papers · avg 2026 · strong evidence - A gap remains between policy and practice in inclusive education in Jordan. There is a lack of research on the effectiveness of inclusive education strategies in developing English language learning f
A gap remains between policy and practice in inclusive education in Jordan. There is a lack of research on the effectiveness of inclusive education strategies in developing English language learning for students with disabilities in Jordan.
Education · 11 papers · avg 2025.8 · moderate evidence - prospective studies with larger sample sizes and extended follow-up are warranted to confirm these results.
prospective studies with larger sample sizes and extended follow-up are warranted to confirm these results.
Medicine · 11 papers · avg 2025.9 · moderate evidence - Abstract Although perennially ice‐covered Antarctic lakes have experienced variable ice thicknesses over the past several decades, future ice thickness trends and associated aquatic biological respons
Abstract Although perennially ice‐covered Antarctic lakes have experienced variable ice thicknesses over the past several decades, future ice thickness trends and associated aquatic biological responses under projected global warming remain
Earth Science · 11 papers · avg 2019.6 · 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 lack of research on phytoremediation potential of plant species in heavy metal-contaminated soils. The need for effective soil remediation strategies in industrial areas.
The lack of research on phytoremediation potential of plant species in heavy metal-contaminated soils. The need for effective soil remediation strategies in industrial areas.
Agriculture · 11 papers · avg 2025.9 · moderate evidence - There is a lack of research on the bidirectional relationships between internalising symptoms, parental mental health, and peer victimisation in autistic children and young people. Prior work has focu
There is a lack of research on the bidirectional relationships between internalising symptoms, parental mental health, and peer victimisation in autistic children and young people. Prior work has focused on non-autistic youth, and it is unc
Psychology · 11 papers · avg 2014.3 · moderate evidence - Irrigation is a significant component of the water cycle in agricultural regions: however, information about how much and where irrigation is applied is scarce and uncertain.
Irrigation is a significant component of the water cycle in agricultural regions: however, information about how much and where irrigation is applied is scarce and uncertain.
Agriculture · 11 papers · avg 2021.3 · moderate evidence - The gap in understanding the relationships between metacognitive strategies, emotional influences, and mathematics performance. Limited research on the integration of metacognitive strategies and emot
The gap in understanding the relationships between metacognitive strategies, emotional influences, and mathematics performance. Limited research on the integration of metacognitive strategies and emotional regulation within a single structu
Education · 11 papers · avg 2026 · moderate evidence - However, most traditional soil carbon models are lacking in terms of the representation of key microbial processes that control the soil carbon response to global climate change.
However, most traditional soil carbon models are lacking in terms of the representation of key microbial processes that control the soil carbon response to global climate change.
Agriculture · 10 papers · avg 2022.5 · moderate evidence - Data scarcity and observation gaps, - Limited understanding of the relationship between meteorological and hydrological droughts, - Difficulty in quantifying the impact of anthropogenic factors on dro
Data scarcity and observation gaps, - Limited understanding of the relationship between meteorological and hydrological droughts, - Difficulty in quantifying the impact of anthropogenic factors on drought severity and persistence
Earth Science · 10 papers · avg 2023.6 · moderate evidence - )-based cropping systems, yet the ecological factors structuring weed communities across environments and management regimes remain insufficiently resolved in South Asia.
)-based cropping systems, yet the ecological factors structuring weed communities across environments and management regimes remain insufficiently resolved in South Asia.
Agriculture · 10 papers · avg 2026 · moderate 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 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 guidelines, and data privacy protections. The
Education · 10 papers · avg 2025.6 · moderate evidence - Further studies are needed to confirm the findings and to explore the relationship between intellectual giftedness and physical stature. Studies should be conducted to examine the physical and develop
Further studies are needed to confirm the findings and to explore the relationship between intellectual giftedness and physical stature. Studies should be conducted to examine the physical and developmental characteristics of intellectually
Education · 10 papers · avg 1992.8 · moderate evidence - The study identifies the challenge of ensuring equitable access and promoting digital inclusion in higher education. It highlights the need to address the 'digital paradox' and remove traditional part
The study identifies the challenge of ensuring equitable access and promoting digital inclusion in higher education. It highlights the need to address the 'digital paradox' and remove traditional participation hierarchies. The research also
Education · 10 papers · avg 2025 · moderate evidence - The existing literature on digital governance capability has not fully addressed the complexities of institutional and technological uncertainty in public sector digital transformation. There is a nee
The existing literature on digital governance capability has not fully addressed the complexities of institutional and technological uncertainty in public sector digital transformation. There is a need to reposition digital governance capab
Social Science · 10 papers · avg 2026 · moderate evidence - Long-term organic fertilization can shape soil functioning and forage performance and quality, but its depth-dependent effects under semi-arid conditions are not well quantified.
Long-term organic fertilization can shape soil functioning and forage performance and quality, but its depth-dependent effects under semi-arid conditions are not well quantified.
Agriculture · 10 papers · avg 2026 · moderate evidence - The lack of integration of crop rotation history in soil organic carbon modeling. The need for improved soil organic carbon modeling and monitoring in the Northern highlands of Peru.
The lack of integration of crop rotation history in soil organic carbon modeling. The need for improved soil organic carbon modeling and monitoring in the Northern highlands of Peru.
Agriculture · 10 papers · avg 2025.1 · moderate evidence - The need for efficient and durable electrocatalysts for the hydrogen evolution reaction in alkaline and seawater media. The lack of alternative electrocatalyst materials that can replace noble-metal c
The need for efficient and durable electrocatalysts for the hydrogen evolution reaction in alkaline and seawater media. The lack of alternative electrocatalyst materials that can replace noble-metal catalysts.
Chemistry · 10 papers · avg 2024.8 · moderate evidence - The integration of artificial intelligence in education poses challenges related to ethical competence, inclusive competence, and teacher literacy. The study highlights the need for critical evaluatio
The integration of artificial intelligence in education poses challenges related to ethical competence, inclusive competence, and teacher literacy. The study highlights the need for critical evaluation of the use of artificial intelligence
Education · 10 papers · avg 2026 · moderate evidence - However, the role and efficacy of bacterial and fungal biofertilizers in cereal crops, sometimes accompanied by organic nutrient resources, remain insufficiently synthesized in literature.
However, the role and efficacy of bacterial and fungal biofertilizers in cereal crops, sometimes accompanied by organic nutrient resources, remain insufficiently synthesized in literature.
Agriculture · 9 papers · avg 2025.7 · moderate evidence - Abstract Limited information is available on the influence of a one‐time application of controlled‐release nitrogen fertilizer (CRNF) in improving both yield and quality of rice.
Abstract Limited information is available on the influence of a one‐time application of controlled‐release nitrogen fertilizer (CRNF) in improving both yield and quality of rice.
Agriculture · 9 papers · avg 2025.6 · moderate evidence - (i) Within the scope of opinions on the course, teachers emphasized that sports and physical activity lessons make a significant contribution to student development, that the weekly hours allocated to
(i) Within the scope of opinions on the course, teachers emphasized that sports and physical activity lessons make a significant contribution to student development, that the weekly hours allocated to these lessons are insufficient, that th
Education · 9 papers · avg 2026 · moderate evidence - Arbuscular mycorrhizal (AM) inoculation and organic amendments may make a potential contribution to phytoremediation of these toxic metals, but their effects remain unclear.
Arbuscular mycorrhizal (AM) inoculation and organic amendments may make a potential contribution to phytoremediation of these toxic metals, but their effects remain unclear.
Agriculture · 9 papers · avg 2024.3 · 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 · 9 papers · avg 2023.8 · moderate evidence - Secondly, the integration of normative studies of the Qur‘an and Hadith with empirical approaches has not yet been optimally realised, meaning that a dichotomy between the two still frequently arises
Secondly, the integration of normative studies of the Qur‘an and Hadith with empirical approaches has not yet been optimally realised, meaning that a dichotomy between the two still frequently arises and a truly integrative research model c
Education · 9 papers · avg 2026 · moderate evidence - The lack of effective ocean policy and decision-making processes. The need for more research on the operation of U.S. ocean institutions transnationally. The importance of considering scientific and t
The lack of effective ocean policy and decision-making processes. The need for more research on the operation of U.S. ocean institutions transnationally. The importance of considering scientific and technological developments in the ocean p
Earth Science · 9 papers · avg 1985.4 · moderate evidence - To further investigate the impact of climate change on the AMOC and global climate. To develop more realistic approaches to freshwater hosing. To examine the implications of the AMOC weakening for reg
To further investigate the impact of climate change on the AMOC and global climate. To develop more realistic approaches to freshwater hosing. To examine the implications of the AMOC weakening for regional climate variability.
Earth Science · 9 papers · avg 2025.9 · moderate evidence