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Substitution-functionalized copper phthalocyanine (CuPc)/carbon nitride (g-C3N4) electrocatalysts for the simultaneous detection of 4-nitroaniline and nitrofurantoin 取代功能化酞菁铜(CuPc)/氮化碳(g-C3N4)电催化剂同时检测4-硝基苯胺和呋喃托因
IF 8.131 2区 环境科学与生态学
Environmental Science: Nano Pub Date : 2025-06-17 DOI: 10.1039/d5en00092k
Nandini Nataraj, Dhayanantha Prabu Jaihindh, Shen-Ming Chen, Amr Sabbah, Saravanakumar Muthusamy, Sumangala Devi, Yi-Feng Lin, Agalya Mahalingam
{"title":"Substitution-functionalized copper phthalocyanine (CuPc)/carbon nitride (g-C3N4) electrocatalysts for the simultaneous detection of 4-nitroaniline and nitrofurantoin","authors":"Nandini Nataraj, Dhayanantha Prabu Jaihindh, Shen-Ming Chen, Amr Sabbah, Saravanakumar Muthusamy, Sumangala Devi, Yi-Feng Lin, Agalya Mahalingam","doi":"10.1039/d5en00092k","DOIUrl":"https://doi.org/10.1039/d5en00092k","url":null,"abstract":"In this study, we developed a straightforward and highly sensitive electrochemical technique for detecting 4-nitroaniline (4-NA) and nitrofurantoin (NFT) in water samples, utilizing electron-withdrawing group (Cl and F) functionalized copper phthalocyanine (CuPc) modified with graphitic carbon nitride (g-C<small><sub>3</sub></small>N<small><sub>4</sub></small>). CuPc and g-C<small><sub>3</sub></small>N<small><sub>4</sub></small> exhibit consistent π–π stacking interactions, with electron-withdrawing substituents on CuPc enhancing the electrochemical sensitivity of 4-NA and NFT, while Cu(<small>II</small>) serves as a single-atom catalyst. The electrochemical performances of 4-NA and NFT were evaluated using cyclic voltammetry (CV) and differential pulse voltammetry (DPV) at various pH levels, scan rates, and concentrations. Cl-CuPc/g-C<small><sub>3</sub></small>N<small><sub>4</sub></small> has been shown to have enhanced electrocatalytic activity, demonstrating better electrochemical performances with good selectivity, repeatability, and reproducibility. Consequently, we achieved an extensive linear response range of 0.2498–589.3 μM for 4-NA and 0.2498–589.3 μM for NFT, respectively. It achieved a low detection limit of 6 nM for both analytes, demonstrating high sensitivity. The analysis of environmental water samples indicated the presence of trace amounts of 4-NA and NFT. Consequently, Cl-CuPc/g-C<small><sub>3</sub></small>N<small><sub>4</sub></small> was developed, demonstrating enhanced effectiveness in dual detection. Thus, the employed simple and cost-effective catalysts will be useful with further modification in various electrochemical applications.","PeriodicalId":73,"journal":{"name":"Environmental Science: Nano","volume":"229 1","pages":""},"PeriodicalIF":8.131,"publicationDate":"2025-06-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144304728","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A systematic review of public acceptability and perceived impacts of eleven energy sources and mitigation technologies 对11种能源和缓解技术的公众可接受性和可感知影响进行系统审查
IF 8.6 1区 环境科学与生态学
Global Environmental Change Pub Date : 2025-06-17 DOI: 10.1016/j.gloenvcha.2025.103014
Robert Görsch, Goda Perlaviciute, Linda Steg
{"title":"A systematic review of public acceptability and perceived impacts of eleven energy sources and mitigation technologies","authors":"Robert Görsch,&nbsp;Goda Perlaviciute,&nbsp;Linda Steg","doi":"10.1016/j.gloenvcha.2025.103014","DOIUrl":"10.1016/j.gloenvcha.2025.103014","url":null,"abstract":"<div><div>Public acceptability of energy sources and mitigation technologies is critical for a successful energy transition worldwide, which is related to their perceived impacts. This review extends previous work by synthesising peer-reviewed literature on public evaluations of eleven key energy sources and mitigation technologies central to the energy transition: biomass, carbon capture and storage (CCS), coal, energy storage technologies, geothermal energy, hydroelectric energy, natural gas, nuclear power, oil, solar, and wind power. We analysed 141 qualitative and quantitative articles published between January 2000 and May 2021. Acceptability was highest for solar, hydroelectric, and wind power, moderate for biomass, natural gas, nuclear energy, and CCS, and lowest for oil and coal. Insufficient evidence was available of acceptability of geothermal energy and energy storage. Acceptability was typically lower for local project implementation than for general-level evaluations of biomass, CCS, natural gas, and wind energy, while the opposite was true for nuclear energy. We identified six categories of perceived impacts: aesthetic, economic, environmental, community and health, temporal, and usability. Economic, environmental, and community and health impacts of energy sources and mitigation technologies were most frequently studied. Renewable energy sources—wind, solar, and hydroelectric power—were perceived more positively than fossil fuels, nuclear energy, and CCS, particularly regarding environmental and community and health impacts. Our findings suggest broad public support for transitioning from fossil fuels to low-carbon technologies, though local projects may face greater opposition.</div></div>","PeriodicalId":328,"journal":{"name":"Global Environmental Change","volume":"93 ","pages":"Article 103014"},"PeriodicalIF":8.6,"publicationDate":"2025-06-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144307610","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The small size of a myrmecophyte and its associated ant colony facilitate ambushing by large Ectatomma tuberculatum workers. 小尺寸的金蚁及其相关蚁群便于大型结核异瘤工蚁的伏击。
IF 2.1 3区 生物学
The Science of Nature Pub Date : 2025-06-16 DOI: 10.1007/s00114-025-02000-3
Alain Dejean, Vivien Rossi, Frédéric Azémar
{"title":"The small size of a myrmecophyte and its associated ant colony facilitate ambushing by large Ectatomma tuberculatum workers.","authors":"Alain Dejean, Vivien Rossi, Frédéric Azémar","doi":"10.1007/s00114-025-02000-3","DOIUrl":"https://doi.org/10.1007/s00114-025-02000-3","url":null,"abstract":"<p><p>Cecropia obtusa is a Neotropical myrmecophyte (i.e., plant sheltering ant colonies in hollow structures in exchange for protection against different enemies) that, in French Guiana, is associated with the dolichoderine ants Azteca alfari or A. ovaticeps that nest in this tree's internodes and are provided food, mostly food bodies called Müllerian bodies. We show that the workers of the ectatommine ant Ectatomma tuberculatum are able to select small C. obtusa individuals (i.e., they were never noted on trees more than 3 m tall) to ambush the Azteca workers exiting the entrance holes to the internodes on these trees. Their presence is more frequent diurnally when the Azteca must leave their nest to harvest Müllerian bodies, whose production requires sunlight, than at night. We witnessed 36 E. tuberculatum foragers ambushing Azteca workers, then seizing and stinging them. Exceptionally, they captured three Azteca workers successively. In all cases, they retrieved them by carrying them between their mandibles. These results confirm that E. tuberculatum foragers, which nest at the base of different tree species, are well adapted to ambushing insect prey, including social insects exiting their nests.</p>","PeriodicalId":794,"journal":{"name":"The Science of Nature","volume":"112 4","pages":"49"},"PeriodicalIF":2.1,"publicationDate":"2025-06-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144300930","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Trade agreements and environmental provisions: a counterfactual analysis of environmental impact shifting under global economic inequality 贸易协定与环境条款:全球经济不平等下环境影响转移的反事实分析
IF 8.6 1区 环境科学与生态学
Global Environmental Change Pub Date : 2025-06-15 DOI: 10.1016/j.gloenvcha.2025.103028
Truly Santika, Valerie Nelson, Jeremy Haggar, Indika Thushari
{"title":"Trade agreements and environmental provisions: a counterfactual analysis of environmental impact shifting under global economic inequality","authors":"Truly Santika,&nbsp;Valerie Nelson,&nbsp;Jeremy Haggar,&nbsp;Indika Thushari","doi":"10.1016/j.gloenvcha.2025.103028","DOIUrl":"10.1016/j.gloenvcha.2025.103028","url":null,"abstract":"<div><div>Regional trade agreements (RTAs) have proliferated in recent decades, with increasingly stringent environmental clauses aimed at mitigating trade impacts. However, studies on the environmental effects of RTAs typically focus on a few agreements and indicators, hindering a comprehensive understanding of their effects across various resources. Additionally, the long-term effectiveness of environmental provisions within RTAs remains unclear. To address this gap, we applied a rigorous counterfactual analysis to evaluate changes in multiple resource footprints associated with RTAs and environmental provisions across 195 countries annually from 1990 to 2018. We examined four key resources: primary energy, raw materials, blue water, and land use. Findings revealed that RTAs were linked to the outsourcing of environmental footprints across all resource types while reducing footprint insourcing, a phenomenon known as environmental impact shifting. This effect was particularly evident in wealthier countries, where outsourcing of primary energy, primarily from lower-income nations, rose by 11.6%, raw materials by 13.6%, and land use by 33.5%, compared to similar non-RTA countries. Furthermore, these countries’ insourcing of primary energy was reduced by 48.3% and blue water by 15.4% relative to non-RTA counterparts. Environmental provisions within RTAs had limited long-term effectiveness in reducing environmental footprints outsourcing. Global trends show a growing disparity in resource use between wealthy and poor countries, exacerbated by RTAs. Rigorous footprint accounting and a resource-equity mechanism, including ecological premiums for resource-intensive imports, are essential within RTAs. Wealthier nations must adopt more accountable consumption-based governance, prioritising reductions in material consumption to alleviate the socio-ecological impacts on poorer countries.</div></div>","PeriodicalId":328,"journal":{"name":"Global Environmental Change","volume":"93 ","pages":"Article 103028"},"PeriodicalIF":8.6,"publicationDate":"2025-06-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144291653","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Nanoparticles in water purification: multifunctional roles, challenges, and sustainable applications 纳米颗粒在水净化:多功能作用,挑战和可持续应用
IF 8.131 2区 环境科学与生态学
Environmental Science: Nano Pub Date : 2025-06-13 DOI: 10.1039/d5en00268k
Adnan I. Khdair, Ghaida A. Aburumman, Shayan Gholipour, Masoud Afrand
{"title":"Nanoparticles in water purification: multifunctional roles, challenges, and sustainable applications","authors":"Adnan I. Khdair, Ghaida A. Aburumman, Shayan Gholipour, Masoud Afrand","doi":"10.1039/d5en00268k","DOIUrl":"https://doi.org/10.1039/d5en00268k","url":null,"abstract":"Advanced nanoparticles represent a new direction in water purification technology because they remove water pollutants which traditional methods cannot handle effectively. This review examines the diverse functionality of nanoparticles that combines adsorption properties with photoreactivity and nanomembrane composition features, high surface area and reactivity, among other characteristics. The water purification efficiency can be significantly improved by using nanoparticles including iron, titanium dioxide, and metal oxides because these materials demonstrate strong potential for removing heavy metals and organic pollutants. The filtration process using graphene oxide membranes achieves pathogenic bacteria and salt removal exceeding 98%. Water treatment using nanoparticles faces three main disadvantages including expensive fabrication methods, limited scalability and unclear toxicity and lasting effects of nanoparticles. The review emphasizes sustainable nanoparticle analysis by warning that researchers must carefully examine these applications to prevent environmental harm. This paper presents the challenges related to nanotechnology applications in water treatment while providing recommendations for future research studies.","PeriodicalId":73,"journal":{"name":"Environmental Science: Nano","volume":"10 1","pages":""},"PeriodicalIF":8.131,"publicationDate":"2025-06-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144278817","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Transformation in the context of uncertainty and compounding effects: Insights from marginal environments in India and Bangladesh 不确定性和复合效应背景下的转型:来自印度和孟加拉国边缘环境的见解
IF 8.6 1区 环境科学与生态学
Global Environmental Change Pub Date : 2025-06-13 DOI: 10.1016/j.gloenvcha.2025.103025
Devanathan Parthasarathy , Shilpi Srivastava , Lyla Mehta , Shibaji Bose , Synne Movik
{"title":"Transformation in the context of uncertainty and compounding effects: Insights from marginal environments in India and Bangladesh","authors":"Devanathan Parthasarathy ,&nbsp;Shilpi Srivastava ,&nbsp;Lyla Mehta ,&nbsp;Shibaji Bose ,&nbsp;Synne Movik","doi":"10.1016/j.gloenvcha.2025.103025","DOIUrl":"10.1016/j.gloenvcha.2025.103025","url":null,"abstract":"<div><div>The TAPESTRY project explores how deliberate transformation may arise from 'below’ in marginal environments with high levels of uncertainty. TAPESTRY is short for<!--> <!-->‘Transformation as Praxis: Exploring Socially Just and Transdisciplinary Pathways to Sustainability in Marginal Environments’. TAPESTRY focuses on three ‘patches of transformation’ in India and Bangladesh – vulnerable coastal areas of<!--> <!-->Mumbai, the<!--> <!-->Sundarbans<!--> <!-->and<!--> <!-->Kutch which are experiencing diverse uncertainties emanating from climate change as well as anthropogenic factors including neoliberal urban development, economic growth and aggressive infrastructure development. The project focused on existing and emergent transformative alliances and asked how we can seek and support socially just and ecologically sound alternatives based on local people’s plural understandings of what transformation entails. What kind of hybrid alliances are emerging to facilitate these transformative processes in these locations? And what are the possibilities for scaling up and out of the positive learnings from these patches?</div><div>A key conceptual innovation across all three patches was to think of<!--> <em>transformation as praxis</em>, by putting bottom-up change and the agency of marginalised people at the centre highlighting the practices and pathways of emergent changes and their barriers. In doing so, we address commonalities and differences across the three patches. A fragile coastline, shrinking and increasingly exploited mangrove forests, increasing exposure to climate hazards (such as cyclones, coastal erosion, flooding, sea level rise and extreme precipitation events), and diverse threats to marginal people’s livelihoods are the commonly observed factors. In terms of difference, we specifically focus on islanders in the transboundary Sundarbans forests (across the Bengal Delta in eastern India and Bangladesh), coastal fishing communities in the metropolitan region of Mumbai, and dryland pastoralists in Kutch in western India.</div><div>Using a transdisciplinary approach, a central focus is on exploring pathways to transformation through a bottom-up approach using participatory methods including stakeholder roundtables, photovoice, and mixed methods. Through local and regional collaborations, we attempted to co-produce hybrid knowledge combining Indigenous understandings of ecosystem changes and climate impacts with science-based scenarios. The aim was to restore resource-based livelihoods by showcasing local community perspectives in local-level environmental governance.</div></div>","PeriodicalId":328,"journal":{"name":"Global Environmental Change","volume":"93 ","pages":"Article 103025"},"PeriodicalIF":8.6,"publicationDate":"2025-06-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144280085","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Beyond adjustment: A new paradigm for climate change adaptation in a complex world 超越调整:复杂世界中适应气候变化的新范式
IF 8.6 1区 环境科学与生态学
Global Environmental Change Pub Date : 2025-06-11 DOI: 10.1016/j.gloenvcha.2025.103027
Ana Terra Amorim-Maia , Marta Olazabal
{"title":"Beyond adjustment: A new paradigm for climate change adaptation in a complex world","authors":"Ana Terra Amorim-Maia ,&nbsp;Marta Olazabal","doi":"10.1016/j.gloenvcha.2025.103027","DOIUrl":"10.1016/j.gloenvcha.2025.103027","url":null,"abstract":"<div><div>Climate change adaptation is central to political and scientific agendas that aim to reduce the impacts of a warming world. However, despite three decades of research and practice, adaptation remains conceptually ambiguous, lacking a clear and comprehensive definition that enables effective on-the-ground action. The foundational idea that adaptation is the process of adjusting to climate and its effects remains central to scientific advancements in the field. Yet, emerging paradigms like adaptation as justice, resilience, or development are gaining traction, reflecting a much larger variety of local needs, knowledge systems, and lived experiences. To examine the notion of adaptation through these evolving lenses, we conducted 50 in-depth interviews with key internationally recognised experts in climate adaptation, including scientists and practitioners from around the globe, with 950 years of combined experience. Over 36 h of interview time, we explored their career trajectories and evolving views to identify key narratives, realisations and catalysts that shifted their conceptualisation and practice of adaptation. Our findings support an updated heuristic framework for adaptation as a process of responding to climate change and its impacts by integrating risk reduction into broader development strategies, ensuring that all individuals can maintain dignified lives in the face of climate challenges. The framework acknowledges the inherent complexity and limitations of adaptation, blending systemic governance with psychosocial insights to address power dynamics and uphold the fundamental right to survival. Findings call for a reconceptualisation of adaptation beyond mere adjustment to risks, in response to shifting paradigms in contemporary adaptation thought and practice.</div></div>","PeriodicalId":328,"journal":{"name":"Global Environmental Change","volume":"93 ","pages":"Article 103027"},"PeriodicalIF":8.6,"publicationDate":"2025-06-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144254050","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Enhancing the Proportion of Three-coordinated Al Active Sites on Co/Al2O3 for Efficient CF4 Decomposition 提高Co/Al2O3上三配位Al活性位比例对CF4高效分解的影响
IF 8.131 2区 环境科学与生态学
Environmental Science: Nano Pub Date : 2025-06-11 DOI: 10.1039/d5en00355e
Heping Chen, Hang Zhang, Xiaojian Wang, wenjie Luo, Jialin Zheng, Kang Liu, Junwei Fu, Hongmei Li, Zhang Lin, Liyuan Chai, Hu Nan, Min Liu
{"title":"Enhancing the Proportion of Three-coordinated Al Active Sites on Co/Al2O3 for Efficient CF4 Decomposition","authors":"Heping Chen, Hang Zhang, Xiaojian Wang, wenjie Luo, Jialin Zheng, Kang Liu, Junwei Fu, Hongmei Li, Zhang Lin, Liyuan Chai, Hu Nan, Min Liu","doi":"10.1039/d5en00355e","DOIUrl":"https://doi.org/10.1039/d5en00355e","url":null,"abstract":"Aluminum (Al) based catalysts are the most widely used materials for CF4 Catalytic hydrolysis, where three-coordinated Al (AlIII) active sites play a pivotal role in C–F bond activation. The limited proportion of AlIII active sites in conventional Al-based catalysts suppresses their catalytic activity, thereby requiring high temperatures to achieve complete CF4 decomposition. In this work, we developed a Co-modified strategy to enhance CF4 hydrolysis performance by increasing the proportion of AlIII active sites. Structure characterization revealed that Co modification significantly raised the proportion of AlIII sites from 2% (pure Al2O3) to 13%. Temperature-programmed desorption (TPD) analysis showed that the 0.1Co/Al2O3 catalyst exhibits a CF4 adsorption capacity that is 2.0 times higher than that of unmodified Al2O3. Furthermore, in situ diffuse reflectance infrared Fourier transform spectroscopy (DRIFTS) detected a 2 cm–1 red shift in the characteristic C–F bond peaks on 0.1Co/Al2O3 catalyst, indicating enhanced C–F bond activation. As a result, 0.1Co/Al2O3 catalyst achieved 100% CF4 decomposition at 580 °C for over 170 hours, significantly outperforming pure Al2O3 (58% and 20 hours). This work opens up a new approach for developing highly efficient catalysts for CF4 hydrolysis at low temperatures.","PeriodicalId":73,"journal":{"name":"Environmental Science: Nano","volume":"585 1","pages":""},"PeriodicalIF":8.131,"publicationDate":"2025-06-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144260179","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Alternative reproductive strategies in two cryptic species of the European earwig complex. 欧洲蠼螋复合体中两个隐种的生殖策略。
IF 2.1 3区 生物学
The Science of Nature Pub Date : 2025-06-09 DOI: 10.1007/s00114-025-01999-9
Laura Pasquier, Simon Dupont, Séverine Devers, Charlotte Lécureuil, Joël Meunier
{"title":"Alternative reproductive strategies in two cryptic species of the European earwig complex.","authors":"Laura Pasquier, Simon Dupont, Séverine Devers, Charlotte Lécureuil, Joël Meunier","doi":"10.1007/s00114-025-01999-9","DOIUrl":"https://doi.org/10.1007/s00114-025-01999-9","url":null,"abstract":"<p><p>Reproductive strategies often reflect species-specific adaptations to ecological pressures. However, identifying such strategies within cryptic species complexes remains challenging. We addressed this gap in two cryptic species of the European earwig complex (Forficula dentata and Forficula auricularia), both known for their agricultural importance, invasive potential, and maternal care. Using a common garden experiment with adults from seven populations, including sympatric ones, we quantified four forms of maternal egg care (egg gathering, egg defence, egg retrieval, and frequency of mother-egg contacts) and 20 additional life-history traits across the female life cycle. Species identity was then determined using COI analyses. Our results revealed that nine traits were species-specific, indicating distinct reproductive strategies. Both species produced a similar number of eggs. However, F. dentata females prioritized pre-ovipositional investment by delaying oviposition, a strategy that enhanced egg provisioning and offspring quality but shortened post-ovipositional egg development and reduced hatching success. Conversely, F. auricularia females invested more post-ovipositionally by laying earlier, which limited pre-ovipositional egg provisioning and resulted in lower-quality juveniles, but prolonged egg development, thereby increasing hatching success. These strategies did not alter three of the four maternal care behaviours, although F. dentata mothers showed stronger egg defence. Overall, these strategies may confer species-specific advantages in colonizing and competing for new environments, potentially contributing to the global invasive success of the European earwig complex.</p>","PeriodicalId":794,"journal":{"name":"The Science of Nature","volume":"112 4","pages":"48"},"PeriodicalIF":2.1,"publicationDate":"2025-06-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144245658","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Graphene oxide composited with nano-Fe3O4 for enhancing root reducibility in ryegrass (Lolium perenne L.) 氧化石墨烯与纳米fe3o4复合增强黑麦草根系还原性的研究
IF 8.131 2区 环境科学与生态学
Environmental Science: Nano Pub Date : 2025-06-05 DOI: 10.1039/d4en01227e
Wenwen Li, Ruoyao Shen, Yi Zhang, Yu Ran, Wenbin Yang, Shiyong Yang
{"title":"Graphene oxide composited with nano-Fe3O4 for enhancing root reducibility in ryegrass (Lolium perenne L.)","authors":"Wenwen Li, Ruoyao Shen, Yi Zhang, Yu Ran, Wenbin Yang, Shiyong Yang","doi":"10.1039/d4en01227e","DOIUrl":"https://doi.org/10.1039/d4en01227e","url":null,"abstract":"Graphene derivatives are the fastest developing nanomaterials of the 21st century. Graphene oxide (GO) is versatile and is usually used in the form of composite materials and is inevitably introduced into the environment. However, studies on the potential effects on plant physiological parameters and metabolism, particularly concentration-dependent effects, remain limited. In this study, four concentrations (0, 10.0, 100, and 500 mg L<small><sup>−1</sup></small>) of GO/Fe<small><sub>3</sub></small>O<small><sub>4</sub></small> (a laboratory-made graphene oxide and nano ferroferric oxide composite) were added to hydroponic ryegrass (<em>Lolium perenne</em> L.) <em>via</em> root application to investigate the impact on physiological parameters. Scanning electron microscopy, elemental mapping, and dynamic light scattering (DLS) revealed that GO/Fe<small><sub>3</sub></small>O<small><sub>4</sub></small> is highly aggregated and negatively charged, making it difficult for the composite to enter plant cells. Results showed that GO/Fe<small><sub>3</sub></small>O<small><sub>4</sub></small> at low and medium concentrations (10.0 mg L<small><sup>−1</sup></small> and 100 mg L<small><sup>−1</sup></small>) increased ryegrass root reducibility and catalyzed H<small><sub>2</sub></small>O<small><sub>2</sub></small> reduction. Transmission electron microscopy (TEM) images and the Fe content of ryegrass roots indicated that GO/Fe<small><sub>3</sub></small>O<small><sub>4</sub></small> facilitated root accumulation of Fe in a concentration-dependent manner. Reverse transcription-qPCR results demonstrated that an appropriate concentration of GO/Fe<small><sub>3</sub></small>O<small><sub>4</sub></small> significantly down-regulated the expression of genes associated with proline synthesis and up-regulated <em>LpGCLC</em>, <em>LpGR</em>, <em>LpGST6</em>, and <em>LpDHAR</em> in the glutathione–ascorbic acid (GSH–ASA) cycle. These findings provide a basis for the use of GO/Fe<small><sub>3</sub></small>O<small><sub>4</sub></small> in modulating physiological processes in ryegrass.","PeriodicalId":73,"journal":{"name":"Environmental Science: Nano","volume":"17 1","pages":""},"PeriodicalIF":8.131,"publicationDate":"2025-06-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144219241","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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