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Keywords = rural living waste

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21 pages, 865 KiB  
Article
A Transect Through the Living Environments of Slovakia’s Roma Population: Urban, Sub-Urban, and Rural Settlements, and Exposure to Environmental and Water-Related Health Risks
by Lukáš Ihnacik, Ingrid Papajová, Júlia Šmigová, Mark Brussel, Musa Manga, Ján Papaj, Ingrid Schusterová and Carmen Anthonj
Int. J. Environ. Res. Public Health 2025, 22(7), 988; https://doi.org/10.3390/ijerph22070988 - 23 Jun 2025
Cited by 1 | Viewed by 570
Abstract
The Roma population is one of Europe’s largest ethnic minorities, often living in inadequate living conditions, worse than those of the majority population. They frequently lack access to essential services, even in high-income countries. This lack of basic services—particularly in combination with proximity [...] Read more.
The Roma population is one of Europe’s largest ethnic minorities, often living in inadequate living conditions, worse than those of the majority population. They frequently lack access to essential services, even in high-income countries. This lack of basic services—particularly in combination with proximity to (stray) animals and human and solid waste—significantly increases environmental health risks, and leads to a higher rate of endoparasitic infections. Our study sheds light on the living conditions and health situation in Roma communities in Slovakia, focusing on the prevalence of intestinal endoparasitic infections across various settlement localisations. It highlights disparities and challenges in access to safe drinking water, sanitation, and hygiene (WASH) and other potentially disease-exposing factors among these marginalised populations. This study combines a comprehensive review of living conditions as per national data provided through the Atlas of Roma communities with an analysis of empirical data on parasitological infection rates in humans, animals, and the environment in settlements, applying descriptive statistical methods. It is the first study in Europe to provide detailed insights into how living conditions vary and cause health risks across Roma settlements, ranging from those integrated within villages (inside, urban), to those isolated on the outskirts (edge, sub-urban) or outside villages (natural/rural). Our study shows clear disparities in access to services, and in health outcomes, based on where people live. Our findings underscore the fact that (i) place—geographical centrality in particular—in an already challenged population group plays a major role in health inequalities and disease exposure, as well as (ii) the urgent need for more current and comprehensive data. Our study highlights persistent disparities in living conditions within high-income countries and stresses the need for greater attention and more sensitive targeted health-promoting approaches with marginalised communities in Europe that take into consideration any and all of the humans, ecology, and animals affected (=One Health). Full article
(This article belongs to the Topic Diversity Competence and Social Inequalities)
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19 pages, 565 KiB  
Article
RE-HAK: A Novel Refurbish-to-Host Solution Using AI-Driven Blockchain to Advance Circular Economy and Revitalize Japan’s Akiyas
by Manuel Herrador, Wil de Jong, Kiyokazu Nasu and Lorenz Granrath
Buildings 2025, 15(11), 1883; https://doi.org/10.3390/buildings15111883 - 29 May 2025
Cited by 1 | Viewed by 1479
Abstract
In recent decades, Japan has faced rural depopulation due to urban migration, resulting in widespread property abandonment, the “Akiyas”. This paper presents RE-HAK (Refurbish to Host in Akiyas), a blockchain-based framework promoting a circular economy (CE). RE-HAK enables occupants to live rent-free in [...] Read more.
In recent decades, Japan has faced rural depopulation due to urban migration, resulting in widespread property abandonment, the “Akiyas”. This paper presents RE-HAK (Refurbish to Host in Akiyas), a blockchain-based framework promoting a circular economy (CE). RE-HAK enables occupants to live rent-free in Akiyas by completing AI-managed refurbishment milestones via smart contracts. Each milestone—waste removal, structural repairs, or energy upgrades—is verified and recorded on the blockchain. Benefits include: (1) rural economic revival through restoration incentives; (2) sustainable CE adoption; (3) preserving property values by halting deterioration; (4) safeguarding cultural heritage via traditional architecture restoration; and (5) transparent management through automated contracts, minimizing disputes. Findings from three case studies demonstrate RE-HAK’s adaptability across skill levels and project scales, though limitations such as rural digital literacy gaps and reliance on government support for scalability are noted. The framework advances Japan’s revitalization goals while offering a replicable model for nations facing depopulation and property abandonment, contingent on addressing technological and policy barriers. Full article
(This article belongs to the Special Issue Advances in the Implementation of Circular Economy in Buildings)
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29 pages, 20458 KiB  
Article
Multi-Objective Optimization of Envelope Structures for Rural Dwellings in Qianbei Region, China: Synergistic Enhancement of Energy Efficiency, Thermal Comfort, and Economic Viability
by Yan Chu, Junjun Li and Pengfei Zhao
Buildings 2025, 15(8), 1367; https://doi.org/10.3390/buildings15081367 - 20 Apr 2025
Viewed by 460
Abstract
In China, retrofitting rural dwellings is a crucial step toward enhancing living conditions and lowering energy waste. One of the most important ways to enhance building performance is to retrofit the building envelope. The Qianbei Region’s (Northern Guizhou Province, China) rural dwellings are [...] Read more.
In China, retrofitting rural dwellings is a crucial step toward enhancing living conditions and lowering energy waste. One of the most important ways to enhance building performance is to retrofit the building envelope. The Qianbei Region’s (Northern Guizhou Province, China) rural dwellings are the subject of this study. It identifies the persistent issue of inadequate thermal comfort in local rural dwellings through indoor thermal environment measurements and questionnaire surveys. Using a parametric modelling tool (Rhino-Grasshopper-Ladybug Tools), multi-objective optimization was performed using a non-dominated sorting genetic algorithm (NSGA-II), with the types of external windows, walls, and roof insulation as optimization variables, and building energy consumption (E), annual thermal discomfort hours (TDT), and life cycle cost increment (ΔLCC) as optimization objectives. After the retrofitting, the building’s energy consumption was reduced from the baseline value of 96.41 kWh/m2 to 42.40 kWh/m2 (a 56% reduction), and the annual duration of thermal discomfort decreased from 6173 h to 5078 h (a 17.7% decrease). This resulted in a positive economic return, with a cost saving of ΔLCC = −56,329.87 CNY. The research proposes a scientific method for the energy-saving retrofitting of rural dwellings in the Qianbei Region, which also serves as a guide for the optimization of building performance in comparable climate zones. Full article
(This article belongs to the Section Building Energy, Physics, Environment, and Systems)
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18 pages, 793 KiB  
Article
Behavioral Response Analysis of Rural Residents’ Living Waste Classification: Evidence from Jiangsu, China
by Jiaqi Kan, Ning Zhu and Yifu Zhao
Sustainability 2025, 17(8), 3529; https://doi.org/10.3390/su17083529 - 15 Apr 2025
Cited by 1 | Viewed by 479
Abstract
Maximizing rural residents’ primary role in domestic waste sorting and management is critical to improving the rural living environment and advancing socioeconomic development. This study aims to analyze the entire process of domestic waste sorting by rural residents using sample data from 2420 [...] Read more.
Maximizing rural residents’ primary role in domestic waste sorting and management is critical to improving the rural living environment and advancing socioeconomic development. This study aims to analyze the entire process of domestic waste sorting by rural residents using sample data from 2420 rural households surveyed in the 2021 China Land Economic Survey (CLES). Based on the Theory of Planned Behavior (TPB), this study develops a research framework for analyzing the entire process of rural residents’ domestic waste-sorting behavior. It examines the inter-relationships among behavioral cognition, behavioral intention, and behavioral response and employs structural equation modeling (SEM) for empirical verification. The results demonstrate that subjective norms, classification attitudes, and perceived behavioral control exert statistically significant positive effects on both rural residents’ intention and behavioral responses toward domestic waste sorting. Moreover, sorting intention demonstrates a significant predictive effect on actual sorting behavior. This study further identifies a mediating role of sorting intention throughout the behavioral process, while potential correlations among subjective norm, behavioral attitude, and perceived behavioral control suggest additional mechanisms underlying rural residents’ waste-sorting responses that warrant further exploration. Full article
(This article belongs to the Section Sustainable Urban and Rural Development)
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24 pages, 555 KiB  
Article
Impact of Environmental Regulation on the Level of Domestic Waste Classification Among Rural Residents: A Case Study from Rural China
by Ning Zhu, Qiaoling Guo and Tongyang Wei
Agriculture 2025, 15(1), 41; https://doi.org/10.3390/agriculture15010041 - 27 Dec 2024
Cited by 1 | Viewed by 896
Abstract
Source classification of rural residents is related to the effectiveness of domestic waste classification and treatment. The development of the habit of domestic waste classification by rural residents requires the incentive of environmental regulations. Using data from the 2022 CLES (China Land Economic [...] Read more.
Source classification of rural residents is related to the effectiveness of domestic waste classification and treatment. The development of the habit of domestic waste classification by rural residents requires the incentive of environmental regulations. Using data from the 2022 CLES (China Land Economic Survey) database survey of 1189 farm households, we analyzed the impact and path of environmental regulation on the level of domestic waste classification among rural residents using the Oprobit model. This study found that approximately half of the samples used the classification method to dispose of domestic waste. The level of waste classification was low, and only 5.72% of the samples used the four-classification method to dispose of domestic waste. There is still a long way to go in classifying the domestic waste of rural residents. Guided environmental regulation, constrained environmental regulation, and incentive environmental regulation can directly improve the level of domestic waste classification of rural residents. However, it can also indirectly promote the level of domestic waste classification by promoting the understanding of domestic waste classification, improving the living environment, and improving environmental cognition through a sense of identity related to family responsibility. Accordingly, countermeasures are proposed to guide rural residents in classifying domestic waste by continuously strengthening the publicity of domestic waste classification, improving the system of policies and regulations, and raising the environmental awareness of rural residents. Full article
(This article belongs to the Section Agricultural Economics, Policies and Rural Management)
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24 pages, 5269 KiB  
Article
Evaluation of the Effectiveness of High-Level Construction of Rural Living Environment in China Under the Incentive Policies
by Jiarui Wang, Shuoxin Yang, Siwei Hu, Qian Li, Chong Liu, Yi Gao, Jianyin Huang, Christopher W. K. Chow, Fang Liu and Xiangqun Zheng
Sustainability 2025, 17(1), 107; https://doi.org/10.3390/su17010107 - 27 Dec 2024
Cited by 1 | Viewed by 1075
Abstract
Improving the rural living environment is of great significance in enhancing the life quality of rural residents and promoting rural sustainable development. The Chinese government initiated a nationwide three-year action in 2018, followed by a five-year campaign starting in 2021, to improve the [...] Read more.
Improving the rural living environment is of great significance in enhancing the life quality of rural residents and promoting rural sustainable development. The Chinese government initiated a nationwide three-year action in 2018, followed by a five-year campaign starting in 2021, to improve the rural living environment. Despite these efforts, comprehensive assessment covering multiple facets of the rural living environment at the national level remained scarce. A novel evaluation method was proposed in this study that included seven aspects and nineteen indicators, applied AHP for weighting, and PLS-SEM to analyze the relationships between variables. Then, the completion of key tasks of rural living environment improvement in 37 counties, which were incentivized by the State Council on account of its excellent governance results, was comprehensively investigated and evaluated. The assessment of key tasks in the 37 incentivized counties revealed high completion in rural household solid waste disposal, domestic sewage treatment, and toilet improvement. However, the level of the rural living environment was uneven among different regions, and the progress varied in different key tasks. The funds input had a greater impact on the comprehensive level of rural living environment than social and economic factors. Accordingly, the government should provide more targeted financial and policy support to underdeveloped areas. And priority should be given to the sewage treatment and sanitation, especially in rural and remote areas. Furthermore, local governments should diversify funding sources to ensure the sustainability of rural living environment development. These findings provide a theoretical basis for developing policies and specific plans to address the challenges of financial investment and rural living environment management in China and other developing countries and regions worldwide. Full article
(This article belongs to the Special Issue Sustainable Rural Development and Agricultural Policy)
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16 pages, 1211 KiB  
Review
Food Delivery Apps and Their Potential to Address Food Insecurity in Older Adults: A Review
by Sangchul Hwang, Cassandra M. Johnson, Joni Charles and Lesli Biediger-Friedman
Int. J. Environ. Res. Public Health 2024, 21(9), 1197; https://doi.org/10.3390/ijerph21091197 - 10 Sep 2024
Cited by 2 | Viewed by 5703
Abstract
The proportion of older adults is increasing globally, yet many of them experience food insecurity. Technological innovations, such as increased access to internet- and mobile-based food delivery apps (FDAs), may help mitigate food insecurity. However, this topic has been understudied. This scoping review [...] Read more.
The proportion of older adults is increasing globally, yet many of them experience food insecurity. Technological innovations, such as increased access to internet- and mobile-based food delivery apps (FDAs), may help mitigate food insecurity. However, this topic has been understudied. This scoping review searched for publications and online technical reports from around the world using interdisciplinary databases like ScienceDirect and internet sources like government websites, respectively. Eligible references were published recently (2019–present) and focused on general technology use, including apps, among older adults (≥50 years) or FDAs for food insecurity or nutritional health generally or specifically among older adults. The search identified 19 studies from 10 countries and extracted relevant information for summary tables. A limited number of studies supported the idea that FDAs can help address food insecurity, but there are important equity considerations for older adults living in rural areas or with constrained physical abilities. Consistently, customized app features and functions increased the intention to use FDAs. In addition, FDAs may have health and environmental impacts, such as food waste and increased access or promotion of ultraprocessed foods. Additional research is needed to elucidate the potential of FDAs to address food insecurity generally and specifically among older adults. Full article
(This article belongs to the Special Issue New Advances in Health of Older Adults)
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34 pages, 2220 KiB  
Article
The Memory of Hops: Rural Bioculture as a Collective Means of Reimagining the Future
by Estrella Alfaro-Saiz, Susana Cámara-Leret, Miguel González-González, Óscar Fernández-Álvarez, Sergio Rodríguez-Fernández, Darío López-López, Ana I. Paniagua-García, Carmen Acedo and Rebeca Díez-Antolínez
Sustainability 2024, 16(6), 2470; https://doi.org/10.3390/su16062470 - 15 Mar 2024
Cited by 3 | Viewed by 2513
Abstract
This article, set within an art–science collaborative framework, exposes a multidisciplinary research platform aimed at identifying new relationships with hops (Humulus lupulus), its harvest, and local memory. It presents an ecological and ethnobotanical study of the plant, from its natural habitat [...] Read more.
This article, set within an art–science collaborative framework, exposes a multidisciplinary research platform aimed at identifying new relationships with hops (Humulus lupulus), its harvest, and local memory. It presents an ecological and ethnobotanical study of the plant, from its natural habitat to its past/present cultivation, its traditional uses, and possible applications in pharmacy and cosmetics. It offers a qualitative study with an ethnographic approach to participant observation, using techniques such as in-depth interviews, focus group discussions, and life stories. Finally, it brings forth a process of material experimentation from the arts, based on rethinking waste systems to create new biomaterials with manifold future applications. The results from this hybrid methodology show the multiple possibilities that the plant offers beyond its cultivation for the brewing industry. Likewise, it shows how spaces, relationships, and dialogues have been generated with wide repercussions on a local and planetary scale, related to the sustainability of the rural world and territorial cohesion, all of which are intrinsic to emergent agrarian practices. The conclusions show a complex scenario that demands a hybrid response to understand the paradoxes to which the plant is subjected and the uncertain future of agrarian culture. Full article
(This article belongs to the Special Issue Ecosocial Work and Sustainability)
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13 pages, 308 KiB  
Article
Barriers to Women’s Menstrual Hygiene Practices during Recurrent Disasters and Displacement: A Qualitative Study
by Shela Akbar Ali Hirani
Int. J. Environ. Res. Public Health 2024, 21(2), 153; https://doi.org/10.3390/ijerph21020153 - 30 Jan 2024
Cited by 8 | Viewed by 4203
Abstract
Disasters that involve displacement are particularly challenging for managing personal and menstrual hygiene, which can increase the risk of toxic shock syndrome, infections and other health conditions that can endanger women’s lives. This study aimed to examine the menstrual hygiene challenges experienced by [...] Read more.
Disasters that involve displacement are particularly challenging for managing personal and menstrual hygiene, which can increase the risk of toxic shock syndrome, infections and other health conditions that can endanger women’s lives. This study aimed to examine the menstrual hygiene challenges experienced by internally displaced women affected by recurrent natural disasters and subsequent displacement in the context of a low–middle-income country, i.e., Pakistan. A critical ethnographic study was undertaken in disaster-relief camps in the northern region of Pakistan. Data were collected using multiple methods, including field observations, review of media reports and in-depth interviews with 18 women. The findings suggested that the key barriers to the personal and menstrual hygiene of women during recurrent disasters and displacement in the mountainous rural region of Pakistan include inadequate housing, lack of infrastructure and humanitarian aid, no waste disposal system and lack of women-friendly spaces in disaster-relief camps. Community-based collaboration is necessary for the implementation of effective interventions. A comprehensive menstrual response to promote the health and well-being of women during disasters must include menstruation supplies, supportive facilities (mainly toilets and bathing facilities), supplementary supplies for storing, washing and drying, disposal/waste management facilities, education and culturally appropriate spaces and supplies. Full article
19 pages, 10584 KiB  
Article
Research on Optimized Design of Rural Housing in Cold Regions Based on Parametrization and Machine Learning
by Minghui Sun, Yibing Xue and Lei Wang
Sustainability 2024, 16(2), 667; https://doi.org/10.3390/su16020667 - 12 Jan 2024
Cited by 7 | Viewed by 1671
Abstract
With the rapid development of urbanization, the emergence of more self-built buildings in the countryside has brought about energy waste problems and decreased comfort. Achieving the low-carbon goal and improving the quality of the human living environment through architectural and planning means have [...] Read more.
With the rapid development of urbanization, the emergence of more self-built buildings in the countryside has brought about energy waste problems and decreased comfort. Achieving the low-carbon goal and improving the quality of the human living environment through architectural and planning means have become vital issues. In this study, from a parametric perspective, model building and performance simulation are carried out using Rhino and Grasshopper, and a multi-objective optimization method and a neural network model are used as the theoretical basis to train the prediction model after data collection and processing. The model validation of R2 = 0.988 and MSE = 0.0148 indicates that the model can accurately reflect the program’s performance. By establishing a rapid prediction model for the performance of rural residential buildings, decision-makers can perform performance predictions under various parameter combinations at the early design stage, facilitating the screening of building types with high energy consumption and costs. The method can improve the efficiency of decision-making at the early stage of design, help save decision-making costs by screening high-energy-consuming building types, improve the living conditions of residents, reduce carbon emissions, and contribute to the sustainable development of residential building renewal design in rural areas. Full article
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16 pages, 328 KiB  
Article
Asthma and Other Respiratory Diseases of Children in Relation to Personal Behavior, Household, Parental and Environmental Factors in West China
by Changan Cao, Yuna Wang, Li Peng, Weiqi Wu, Huimin Yang and Zhigang Li
Toxics 2023, 11(12), 964; https://doi.org/10.3390/toxics11120964 - 28 Nov 2023
Cited by 5 | Viewed by 2083
Abstract
Asthma and other respiratory diseases, which are of great concern in public health, are paid less attention in areas that are less economically developed. This research aimed to study the prevalence of critical respiratory diseases of children living in West China and figure [...] Read more.
Asthma and other respiratory diseases, which are of great concern in public health, are paid less attention in areas that are less economically developed. This research aimed to study the prevalence of critical respiratory diseases of children living in West China and figure out the potential influencing factors. A total of 575 children under the age of 14 were recruited from Xinjiang, China, to participate in the study in 2022. Information on activity patterns, socioeconomic and parental factors, and household and surrounding environment situations was obtained using a questionnaire survey. Logistic regression models were applied to estimate the odds ratios of respiratory disease prevalence in relation to behavior patterns, household, parental and environmental factors, respectively. The prevalence of ever doctor-diagnosed asthma, doctor-diagnosed bronchitis and current bronchitis were 4.7%, 19.0% and 14.4%, respectively. The prevalence of doctor-diagnosed pneumonia was 8.2%, which was two times higher in urban than rural areas. Longer annual heating duration was significantly associated with higher risks in children’s asthma and bronchitis, with an odds ratio (OR) and 95% confidence interval (95% CI) of 3.363 (95% CI: 1.215–9.298) and 1.267 (95% CI: 1.002–1.601), respectively. Opening the window longer in autumn would lead to higher risks of bronchitis, with ORs of 1.165 and 1.133, respectively, for doctor-diagnosed bronchitis and current bronchitis. Residential air pollution and having a residence close to waste incineration plant or garbage station were, respectively, significantly associated with higher risks of doctor-diagnosed bronchitis and asthma. Parental disease history was associated with a higher prevalence of children’s asthma and respiratory diseases, whereas breastfeeding and doing physical exercise were, respectively, significantly associated with a lower risk of asthma. A high prevalence of respiratory diseases in children in West China may be partly attributed to longer annual heating time, opening windows longer in autumn, surrounding environmental pollution, as well as parental disease history, whereas promoting physical activity and breastfeeding could be an effective measure to reduce the risk of childhood asthma in West China. Full article
15 pages, 1298 KiB  
Article
Domestic Garbage Classification and Incentive-Based Policies in China: An Empirical Analysis
by Yang Shen, Tao Zhu, Rupesh Kumar, Amit Kumar and Shaojun Chen
Water 2023, 15(23), 4074; https://doi.org/10.3390/w15234074 - 24 Nov 2023
Cited by 9 | Viewed by 3791
Abstract
In recent decades, with the rising living standards of rural China, the amount and volume of household waste has increased continuously, causing serious environmental and human health risks. Effective garbage classification reduces garbage volume, decreases the difficulty of garbage disposal, and facilitates the [...] Read more.
In recent decades, with the rising living standards of rural China, the amount and volume of household waste has increased continuously, causing serious environmental and human health risks. Effective garbage classification reduces garbage volume, decreases the difficulty of garbage disposal, and facilitates the recycling of resources, thereby improving environmental quality. Domestic garbage classification (DGC) has been practiced frequently in developed countries and is now at a relatively mature stage. There is no robust model for garbage classification available globally as of yet, and each country has its policy frameworks to reduce, recycle, and reuse (3R) garbage. Little attention has been paid to knowing whether and to what extent incentive-based policies called “rewards and punishments” improve garbage classification and further help achieve targets of sustainable development goals (SDGs). Recently, developing countries, like China, have begun to incorporate DGC into their laws and promote enforcement measures in a few cities. However, empirical studies on residents’ willingness to accept DGC punishments and rewards are still relatively scarce and a hot topic of global scientific discussion. To enrich the knowledge, this study collected datasets from 9983 valid questionnaires from east China (16 selected independent variables), and analyzed the key factors affecting residents’ acceptance of punishments and rewards, employing logit models. The results found that the level of education plays an important role for residents that are more inclined to accept DGC rewards and punishments. Moreover, farmers were insensitive to DGC rewards but very sensitive and unsupportive of punishments, and the hardware facilities of the quarter had a greater impact on residents’ willingness to accept DGC rewards and punishments. Findings recommend that rewards be the main focus and punishments be supplemented, thus the incentive-based policies should be improved through law enforcement and implementation of robust policy frameworks in order to promote residents’ acceptance of rewards and punishments and to accelerate better garbage classification. Full article
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22 pages, 20134 KiB  
Article
Heavy Metals in Follicular Fluid Affect the Ultrastructure of the Human Mature Cumulus-Oocyte Complex
by Selenia Miglietta, Loredana Cristiano, Ezio Battaglione, Guido Macchiarelli, Stefania Annarita Nottola, Maria Paola De Marco, Flavia Costanzi, Mauro Schimberni, Nicola Colacurci, Donatella Caserta and Giuseppe Familiari
Cells 2023, 12(21), 2577; https://doi.org/10.3390/cells12212577 - 5 Nov 2023
Cited by 10 | Viewed by 2616
Abstract
It is known that exposure to heavy metal such as lead (Pb) and cadmium (Cd) has several adverse effects, particularly on the human reproductive system. Pb and Cd have been associated with infertility in both men and women. In pregnant women, they have [...] Read more.
It is known that exposure to heavy metal such as lead (Pb) and cadmium (Cd) has several adverse effects, particularly on the human reproductive system. Pb and Cd have been associated with infertility in both men and women. In pregnant women, they have been associated with spontaneous abortion, preterm birth, and impairment of the development of the fetus. Since these heavy metals come from both natural and anthropogenic activities and their harmful effects have been observed even at low levels of exposure, exposure to them remains a public health issue, especially for the reproductive system. Given this, the present study aimed to investigate the potential reproductive effects of Pb and Cd levels in the follicular fluid (FF) of infertile women and non-smokers exposed to heavy metals for professional reasons or as a result of living in rural areas near landfills and waste disposal areas in order to correlate the intrafollicular presence of these metals with possible alterations in the ultrastructure of human cumulus-oocyte complexes (COCs), which are probably responsible for infertility. Blood and FF metals were measured using atomic absorption spectrometry. COCs corresponding to each FF analyzed were subjected to ultrastructural analyses using transmission electron microscopy. We demonstrated for the first time that intrafollicular levels of Pb (0.66 µg/dL–0.85 µg/dL) and Cd (0.26 µg/L–0.41 µg/L) could be associated with morphological alterations of both the oocyte and cumulus cells’ (CCs) ultrastructure. Since blood Cd levels (0.54 µg/L–1.87 µg/L) were above the current reference values established by the guidelines of the Agency for Toxic Substances and Disease Registry (ATSDR) and the Environmental Protection Agency (EPA) (0.4 µg/L), whereas blood Pb levels (1.28 µg/dL–3.98 µg/dL) were below the ATSDR reference values (≤5 µg/dL), we believe that these alterations could be due especially to Cd, even if we cannot exclude a possible additional effect of Pb. Our results highlighted that oocytes were affected in maturation and quality, whereas CCs showed scarcely active steroidogenic elements. Regressing CCs, with cytoplasmic alterations, were also numerous. According to Cd’s endocrine-disrupting activity, the poor steroidogenic activity of CCs might correlate with delayed oocyte cytoplasmic maturation. So, we conclude that levels of heavy metals in the blood and the FF might negatively affect fertilization, embryo development, and pregnancy, compromising oocyte competence in fertilization both directly and indirectly, impairing CC steroidogenic activity, and inducing CC apoptosis. Full article
(This article belongs to the Section Reproductive Cells and Development)
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15 pages, 506 KiB  
Article
Economic Incentives, Reputation Incentives, and Rural Residents’ Participation in Household Waste Classification: Evidence from Jiangsu, China
by Guang Han, Ping Zhai, Liqun Zhu and Kongqing Li
Agriculture 2023, 13(10), 1931; https://doi.org/10.3390/agriculture13101931 - 2 Oct 2023
Cited by 5 | Viewed by 2710
Abstract
With the economic development and rising living standards in rural China, the amount of household waste generated continues to increase, causing serious pollution to the environment and risks to public health. Promoting the classification of rural household waste is a critical way to [...] Read more.
With the economic development and rising living standards in rural China, the amount of household waste generated continues to increase, causing serious pollution to the environment and risks to public health. Promoting the classification of rural household waste is a critical way to improve the dwelling environment and control disease transmission in rural areas. Using the 2021 China Land Economic Survey (CLES) conducted in rural areas of Jiangsu province, China, this research explores how economic incentives and reputational incentives impact rural residents’ participation in household waste classification intention and behavior. The results show that most surveyed rural residents have the intention to classify their household waste, but only half of them perform the waste classification behavior. Furthermore, both economic incentives and reputation incentives have significant positive effects on rural residents’ intention and behavior regarding household waste classification, and there exists a complementary effect between them, which indicates that a combination of economic incentives and reputation incentives will increase the participation rate of rural residents in household waste classification. Finally, based on the findings, we put forward recommendations for rural waste management policies, including synergizing both economic incentives and reputation incentives, improving the mobilization system, and strengthening publicity and education on household waste classification. Full article
(This article belongs to the Special Issue Latest Research on Agricultural Waste Management)
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20 pages, 497 KiB  
Article
Research on the Rural Environmental Governance and Interaction Effects of Farmers under the Perspective of Circular Economy—Evidence from Three Provinces of China
by Yijia Wang, Senwei Huang and Jia Liu
Sustainability 2023, 15(17), 13233; https://doi.org/10.3390/su151713233 - 4 Sep 2023
Cited by 5 | Viewed by 1943
Abstract
As an essential subject of rural environmental governance, farmers’ environmental governance behavior directly affects the level and efficiency of rural environmental governance. In traditional rural society, the characteristics of “acquaintance society”, “circle doctrine”, and “clan society” have led to farmers’ behaviors being influenced [...] Read more.
As an essential subject of rural environmental governance, farmers’ environmental governance behavior directly affects the level and efficiency of rural environmental governance. In traditional rural society, the characteristics of “acquaintance society”, “circle doctrine”, and “clan society” have led to farmers’ behaviors being influenced and constrained by their surrounding social support and social relations. Therefore, the interaction between farmers will affect the effectiveness of rural environmental governance, and the interaction effect will also affect the implementation of policies in rural environmental governance. In the strategic context of the policy of “building a beautiful and harmonious countryside that is desirable to live and work in” and “promoting green development and harmonious coexistence between human beings and nature” put forward by the 20th National Congress, we follow the principles of Reduce, Reuse, and Recycle from the perspective of circular economy, taking farmers as our research subject. We take the behavior of domestic garbage disposal as an example and, relying on the National Social Science Foundation project, use field research data and refer to neighbor groups and neighboring village groups. We use the Manski model to test the interaction effect of the two groups, analyze the interaction between individual farmers and the interaction between neighboring villages, and, finally, prove that there is an endogenous interaction effect and a situational interaction effect between the neighbor group and neighboring villages. Endogenous interaction effects, contextual interaction effects, and association effects exist between neighbor groups, while only contextual interaction effects and association effects exist between neighboring village groups. The above conclusions provide a policy reference for rural household waste and environmental management. Full article
(This article belongs to the Special Issue Advancing the Circular Economy—The Path to Sustainability)
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