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This community service aims to optimize bank management in Mengwi Village, Mengwi Regency in an effort to increase efficiency, effectiveness and positive impacts from the existence of waste banks in waste management, which steps will provide efforts for community empowerment and participation. The implementation method used in this service is training, mentoring and evaluation by delivering material directly to the Waste Bank manager in Mengwi Village which is also used as an object of service.The problem faced during the survey was how to raise awareness and involvement of the community to take an active role in the waste bank program. It is hoped that this training and mentoring activity will provide management with education and understanding to the community so that they can work together to maximize the contribution of the waste bank in an effort to manage waste from origin using the 3 R (Reduce, Reuse, Recycle), which ultimately aims to reduce the volume of waste entering the waste bank. landfill, increasing environmental awareness and impacting community welfare. The response from the Mengwi Village Waste Bank management to this activity was very good and positive, this can be seen from the management's willingness to participate in the activity from start to finish. From the evaluation activities carried out on waste bank managers, it can be said that managers understand the material regarding the importance of providing understanding to the community to participate in developing waste banks. Where in their involvement, the community not only gets a healthy environment, but from an economic perspective, the community also gets benefits by having savings on tires. The savings can later be exchanged for basic necessities such as rice, sugar and coffee.

This research aims to design and develop a motion detection-based automatic light control system with a light intensity setting feature using IoT technology. The system utilizes a combination of PIR sensor, MOSFET module, and Arduino Uno microcontroller to control lighting based on the presence and position of the user. With an adaptive control algorithm, the lamp can dynamically adjust the lighting intensity to several levels as needed. Test results show that the system successfully reduces energy consumption optimally without reducing user comfort. The implementation of this technology has great potential in supporting energy efficiency in public areas, such as parks, office hallways, and sidewalks.

This research examines the effect of bricks enhancement with phase change material (PCM) consisting of paraffin on their thermal considerations. The experimental methods were aimed at investigating the mechanisms of temperature transfer throughout the thermal rounds, mimicking diurnal fluctuations of temperature. Due to the high amount of latent heat contained in paraffin a portion of it was transferred into regular bricks with temperature probes tracing the heat processes. It is shown that enhancement of bricks with PCM reduced temperature range and controlled the rate of heat transmission more than the ordinary bricks did. It was significant that the PCM-embedded bricks did not drift in heat and were able to stock up excess heat during the day and release it at night which resulted in monumental energy efficiency and comfort in thermal standing. The conversation additionally seeks to bring out the function of paraffin in insulation which does not only save energy consumption but goes forward to maintain comfortable temperatures within the building. The study finally achieved its goal and assert that energy saving with the use of PCM enhanced bricks in construction makes it a preferable material in regards to energy and the fight against climate change.

The manual payment system for Education Development Contributions (SPP) and student savings at SMP Putra Bangsa faces various obstacles, such as recording errors, loss of proof of payment, and difficulty tracking transaction history. This study aims to develop a web-based information system to overcome these problems. The research method involves needs analysis, system design using the Unified Modeling Language (UML), and web-based implementation. The results show that the designed system can simplify the transaction process, improve recording accuracy, and provide transparent access for students, homeroom teachers, and administration. This system is also able to produce real-time financial reports to support management decision making.

This study aims to analyze the marketing strategy of PT Bank Perkreditan Rakyat (BPR) Swadaya Anak Nagari in attracting people's interest in saving money in Bandarejo Hamlet 1, West Pasaman Regency. A qualitative approach was used through field method with interviews, observation, and documentation. Research results showed that PT BPR Swadaya Anak Nagari implements four main marketing strategies: product strategy, price, and documentation. four main marketing strategies: product, price, promotion, and location strategies. Featured products such as KMB Savings (Kacio Mingguan Bajapuik) offers a savings collection service from the customer's home, making it easier for customers to save. service from the customer's home, providing convenience for people who find it difficult to reach bank locations. reach the bank's location. Direct promotion strategy through personal communication is the main key to success, building a close relationship between customers and the bank. bank. The strategic location of the bank office also contributes to the ease of access services. However, interest in saving, especially among teenagers and young adults, still low due to limited facilities such as ATM cards and mobile banking services. banking services. This finding highlights the need for the development of digital innovations to increase product appeal and expand market share. Research concluded that promotional strategies dominate in increasing the number of customers, while adapting to technology needs is a challenge to encourage wider to encourage wider interest in saving. This research provides important insights important insights for the management of marketing strategies in the local banking sector.

The increasing frequency and severity of tsunamis in coastal areas underscore the urgent need for efficient Tsunami Early Warning Systems (TEWS). This research aims to optimize TEWS by integrating fast computational tsunami wave modeling to enhance prediction speed and accuracy. The study utilizes numerical simulations employing finite volume methods, along with GPU acceleration, to model tsunami wave propagation and its impact on coastal areas. Machine learning techniques, such as regression trees, are incorporated to analyze large datasets of pre-computed tsunami simulations for accurate forecasting. The results reveal that by applying rapid computational methods, detection time can be reduced by up to 7 minutes, particularly for near-field tsunamis. This significant time-saving enables more effective evacuation procedures and better disaster mitigation efforts. In comparison to conventional systems, the fast computation model also provides more accurate predictions, including tsunami heights and arrival times. The implications of these findings suggest that fast computational methods can substantially improve the current TEWS, allowing for quicker and more reliable tsunami warnings. Moreover, the integration of advanced machine learning techniques ensures the system's adaptability and robustness in predicting tsunami behaviors based on varying data inputs. The potential for implementing this model in tsunami-prone regions worldwide is considerable, offering an improved approach to tsunami disaster preparedness and response. By reducing detection time and enhancing prediction accuracy, the optimized TEWS can significantly minimize loss of life and infrastructure damage, making it a valuable tool for global disaster management strategies.  

This research aims to examine the role of environmental management in supporting the development of sustainable tourism at Asstro Highland Ciater. Apart from that, this researcher aims to find out and evaluate the concept of environmental management in order to preserve the environment. The background of this writing is because this tourist attraction relies heavily on nature. so environmental management is very important to study, several problems that want to be discussed include: 1. waste management that is not yet optimal 2. increased use of natural resources such as water and energy that is not controlled 3. as well as low awareness of tourists and local communities which has an impact on damage to local ecosystems, the method used includes in-depth interviews with tourist attraction managers and local communities to identify policies and managerial practices implemented in environmental management. Apart from that, field observations were carried out to assess environmental conditions and interactions between visitors and the natural surroundings. The main results obtained from this research were: 1. Efforts to reduce plastic waste 2. Conservation measures which include the use of water-saving equipment and energy use 3. Management can provide education to tourists regarding the importance of maintaining cleanliness and preserving nature, from this research it can recommend the development of ecotourism and strengthening sustainable tourism branding through preserving nature. 

This study aims to analyze strategies for product innovation in Islamic finance to enhance financial inclusion, a significant challenge in countries with large Muslim populations such as Indonesia. The research employs a qualitative approach, utilizing data from various literature sources, including academic journal articles, reports from Islamic financial institutions, and government regulations. The findings reveal that Islamic financial product innovation can be categorized into new product development, digital technology adoption, improvement of Islamic financial literacy, and cross-sectoral collaboration. Products such as microfinance based on Sharia contracts, digital waqf savings, and technology-driven Takaful insurance exemplify innovations aligned with modern societal needs. Additionally, Islamic fintech platforms have expanded financial access for remote communities, despite challenges such as low digital literacy and limited infrastructure. Islamic financial literacy emerges as a crucial element influencing public trust and participation in formal financial systems. In practice, cross-sector collaboration among Islamic financial institutions, governments, and the technology sector serves as a strategic approach to address regulatory barriers, competition with conventional sectors, and inconsistent global standards. This study recommends strengthening regulations, enhancing financial literacy, developing inclusive digital technologies, and fostering international cooperation to support the sustainable growth of the Islamic finance sector. With integrated strategies, Islamic finance holds significant potential not only to improve financial inclusion but also to create a fairer, more inclusive financial system that aligns with Islamic values in the modern era.

This community service activity was carried out among the members of the Sakinah Tailors' social gathering in the Kampung Bali sub-district of Sungai Serut, Bengkulu City. The members of the Sakinah Tailors' social gathering have the potential to grow because the members or partners already have sewing skills or their own sewing businesses. This is a supporting factor in developing a cooperative. However, they are constrained by limited knowledge about the procedures for forming a cooperative, capital, and how to prepare cooperative financial reports. So far, the members of the Penjahit Sakinah sewing circle have been carrying out savings and loan activities, but the administrators still carry out savings and loan activities in a conventional manner, so they want to form a sharia savings and loan cooperative. Therefore, the Community Service Team from the Faculty of Economics and Business wants to conduct socialization and assistance activities for the formation of a sharia-based savings and loan cooperative. The method used is through direct socialization and assistance activities using the Excel application, followed by posting, adjusting journals, and reporting activities.

The construction industry is one of the sectors that has a significant impact on environmental damage due to high energy consumption, exploitation of natural resources, and carbon emissions. In response to these challenges, this study aims to analyze the potential for implementing sustainable construction materials to support the development of green infrastructure. Using qualitative methods through literature studies, documentation, observation, and in-depth interviews, this study evaluates the advantages, challenges, and economic and environmental impacts of various innovative materials, such as foam glass, green wall systems, bamboo composites, eco-cement, and mycelium-based blocks. The results show that these materials are able to reduce carbon emissions, increase building energy efficiency, and offer long-term cost savings. Mycelium-based blocks, in particular, are recorded as the most effective material in reducing construction costs by up to 25% and CO₂ emissions by 250 kg per project. However, the implementation of sustainable materials in Indonesia still faces obstacles such as cost, material availability, and technical regulations. Therefore, synergy is needed between the government, academics, and industry in encouraging research, preparing technical standards, and public awareness campaigns to expand the adoption of environmentally friendly materials in the national construction sector.

Household financial management is a crucial factor in maintaining family financial stability, particularly in the face of economic uncertainty. This study examines the strategies employed by households in managing their finances, including budgeting, expenditure control, savings, and investment, as well as the challenges encountered during economic crises. Through a combination of literature review and case studies, the research reveals that households with clear financial planning and adequate emergency funds are more resilient in times of crisis, such as the COVID-19 pandemic. Factors such as income levels, education, and financial literacy significantly influence household financial decisions, while consumption patterns driven by social media often present a challenge. Effective strategies identified include strict budgeting, reducing non-essential expenditures, and prioritizing long-term savings and investments. This study underscores the importance of financial literacy and awareness in household financial management as key to achieving financial stability amidst global and domestic economic uncertainties.

Koperasi Simpan Pinjam (KSP) Maju Mapan Jaya is one of the cooperatives engaged in savings and loans. In an effort to provide maximum service to customers, KSP Maju Mapan Jaya has collectors who are tasked with collecting credit installments and taking customer savings deposits directly to the customer's location for the convenience and security of customer funds.Transaction recording is still done manually by cooperative collectors by recording in the savings ledger or loan ledger and then submitting it to the cooperative office. Partners expect assistance in the application of information technology, especially the digitization of collector transaction data to minimize obstacles in the field. The purpose of this community service activity is to help partners provide assistance and implement a digital-based collector transaction data information system.

The global clean water crisis is exacerbated by significant losses in water distribution networks (WDNs), resulting in inefficient use of both water and energy resources. Traditional methods of leak detection and pressure management often fail to address these inefficiencies, leading to substantial water wastage and high operational costs. This research aims to design a sustainable, smart water distribution system using advanced technologies such as Machine Learning (ML) for leak detection and automated pressure control. The system employs real-time monitoring through IoT sensors, which continuously gather data on water pressure, flow rates, and other critical parameters. This data is analyzed using various ML algorithms, including supervised and unsupervised learning models, to detect anomalies indicative of leaks. Additionally, the system integrates automated pressure control mechanisms that dynamically adjust pressure to prevent over-pressurization, reducing both water loss and energy consumption. By combining leak detection and pressure control, the proposed system offers a more efficient, sustainable solution to water resource management compared to traditional methods. The expected outcomes include a significant reduction in water loss, enhanced energy efficiency, and improved water service quality. However, the implementation of such a system in rural or small-town infrastructure faces challenges, including sensor maintenance, algorithm reliability, and regulatory issues. A cost-benefit analysis suggests that while the initial investment in smart technologies may be high, the long-term savings in water and energy costs outweigh these costs. This study underscores the potential of ML-based systems in enhancing water conservation, operational efficiency, and sustainability in water management.

The 2023 Surabaya City Waste Bank Competition, which was opened by the Mayor of Surabaya himself, included many villages that placed first, including Gunung Anyar Tambak Village. The government and local community of Gunung Anyar Tambak Village, Surabaya, have taken an ecologically conscious approach to solving the garbage issue via the garbage Bank Program. Reducing trash sent to the TPA (Final Disposal Area) and raising public awareness about the need for proper waste management are the primary goals of this campaign. Located in the Mangrove region, Gunung Anyar Tambak Village lies on the seashore. The researcher use a qualitative descriptive methodology, gathering data via interviews, documentation, and observation. Data collecting takes done at the research site. An individual's capacity to influence their own social, economic, and political circumstances is crucial to their advancement in society, and community empowerment provides that opportunity. In order to address waste issues and use available resources, the trash bank program was developed as a community and environmental empowerment initiative. An individual's capacity to influence their own social, economic, and political circumstances is crucial to their advancement in society, and community empowerment provides that opportunity. The Bintang Mangrove trash bank offers a variety of community empowerment activities, including as savings and loans, power payment, medical treatment, recycling, replanting, and environmental care.

Rapid urbanization in major cities has led to the decreasing availability of green spaces, exacerbating urban challenges such as the Urban Heat Island (UHI) effect, high energy consumption in buildings, and air pollution. In response, green architecture innovations like green roofs and vertical farming present opportunities for reducing carbon footprints and improving urban sustainability. This study explores the potential for life-cycle carbon footprint reduction through the integration of green roofs and vertical farming systems in high-rise buildings, focusing on energy savings, environmental impact, and air quality improvements. Using Life-Cycle Assessment (LCA) methodology, the research evaluates carbon emissions reduction, operational energy savings, and ecosystem benefits from different building scenarios. Simulation models were developed for conventional high-rise buildings and those incorporating green roofs and vertical farming. EnergyPlus, SketchUp, and SimaPro software were used for energy consumption calculations and carbon emissions modeling. The study analyzes various intervention scenarios-baseline (no vegetation), green roof only, vertical farming only, and a combined system-based on tropical climate data from cities like Jakarta, Surabaya, and Kuala Lumpur. Results reveal that the integration of both green technologies significantly reduces cooling demand, lowers CO₂ emissions, and improves urban microclimates by reducing surface temperatures and enhancing air quality. Policy recommendations and guidelines for adopting green construction practices in tropical regions are provided, alongside suggestions for future research on optimizing these technologies, conducting economic modeling, and evaluating multi-building approaches at a district scale.

The Community Service Program (KKN) is a form of community service carried out by students as part of the Tri Dharma of Higher Education. The KKN activity carried out in Telaga Jernih Village, Langkat Regency, aims to improve financial literacy among early childhood. This program focuses on introducing basic economic concepts and money management through interactive activities involving children and the local community. One of the main activities in this program is making piggy banks from recycled materials, which not only aims to instill the habit of saving, but also increase environmental awareness. The method used in this activity is a qualitative approach with direct observation, interviews, and documentation. The results of this activity show a significant increase in children's understanding of the importance of saving and managing money wisely. Children who were previously not used to saving, began to show changes in behavior by setting aside their pocket money regularly. In addition, this program also has a positive impact on parents and the local community, who are beginning to realize the importance of financial education from an early age. However, the challenges faced in implementing this program are limited time and resources, which can affect the sustainability of saving habits among children after the program ends. Therefore, support from schools and parents is needed to ensure that the savings habits that have been taught can continue to develop. Overall, this program has made a significant contribution in forming awareness of the importance of financial literacy and money management among early childhood and the Telaga Jernih Village community.

This community service program aims to socialize the importance of early saving habits to children using an Islamic financial approach, while also contributing to the village of Jaranguda in environmental preservation through the creation of organic and non-organic trash bins. The activities included preparation, socialization of the program, and participation in various social activities, such as group exercises, religious recitations, and the Independence Day celebration. Furthermore, the program developed the creativity of RA Nur Ilmi kindergarten students through games and skill-based activities. The results show that the program successfully fostered positive relationships between the students and the local community, raised awareness about the importance of saving and environmental management, and provided valuable experience for students in applying their knowledge within the community. The program is expected to continue with the support of various stakeholders to generate more long-term and significant impacts.

KKN Mandiri is a real work lecture activity carried out by students individually. It aims to increase awareness and understanding of early childhood children about the importance of saving as a provision for the future. The activity was carried out in two schools, namely Nur Ilmi Kindergarten, Jaranguda Village and Muhammadiyah 01 Medan Mandala Islamic Senior High School. Through socialization and motivation to save, it is hoped that children can develop a habit of living frugally and being responsible in managing money from an early age. The methods used in this activity include lectures, discussions, questions and answers, and making creative piggy banks from recycled materials. This activity is designed to provide an understanding that is easily accepted by children with a fun and interactive approach. The results of this community service activity show an increase in students' understanding of the benefits of saving. Students become more enthusiastic in setting aside their pocket money to save, both in piggy banks and in the bank. Through making creative piggy banks, students gain direct experience in the practice of saving and feel motivated to continue this habit at home. In addition, the involvement of parents and teachers also strengthens the positive impact of the program, where they are expected to continue to support children in saving. The conclusion of this activity is that the socialization of saving in early childhood has a positive impact in raising awareness of the importance of saving. The creative approach taken has proven effective in motivating students to start saving. This program is expected to be a foundation for children in forming good financial habits in the future. Continuous support from schools and families will greatly assist in maintaining the sustainability of saving habits in children.

This study aims to analyze the implementation of green office in the SMKS YPKP TIK Sentani office environment. Green Office refers to practices and policies that aim to reduce the environmental impact of office activities through energy efficiency, waste management, and the use of environmentally friendly materials. SMKS YPKP TIK Sentani is known to have received an award as an Adiwiyata school based on the decree of the Minister of Environment and Forestry of the Republic of Indonesia No. SK.1061/MENLK/P2SDM/SDM.2/10/2023. This research method uses a qualitative approach with in-depth interviews and observations to analyze the implementation of green office in the SMKS YPKP TIK Sentani office environment. The results of the study indicate that SMKS YPKP TIK Sentani employees have been active in implementing various green initiatives, such as waste sorting, reducing plastic use, saving electricity and water, planting plants, and the importance of awareness of the implementation of green office. Recommendations for further development include increasing training on environmentally friendly practices.

The history of the birth and development of cooperatives in developed (western) and developing countries is indeed very diametric. In the west cooperatives were born as a Movement to fight against market injustice, therefore growing and developing in an atmosphere of market competition. Even with its strength, cooperatives have achieved a bargaining position and an important position in the constellation of economic policies, including in international negotiations. The laws and regulations that govern cooperatives grew later as a demand of the cooperative community in order to protect themselves. The purpose of the research is to find out how the Role of the Tunggal Jaya Fakfak I Savings and Loan Cooperative (KSP) on the income and business of its members. To find out whether the role of the Tunggal Jaya Fakfak I Savings and Loan Cooperative (KSP) on income and business can improve the welfare of its members. This research method uses quantitative and qualitative methods. The results of this study prove the contribution made by the Tunggal Jaya Fakfak I Savings and Loan Cooperative (KSP) to the Community and its members, so it can be said that the Tunggal Jaya Fakfak I Savings and Loan Cooperative (KSP) plays a very important role in improving the welfare of the community in Fakfak Regency especially the people who are its members so that the standard of living is more guaranteed and the welfare of its members is also achieved due to changes in the income of its members. In conclusion, the Tunggal Jaya Fakfak I Savings and Loan Cooperative (KSP) also has a positive impact on the government in helping to overcome the problem of poverty by playing a role in providing savings and loans, to members and the community in Fakfak Regency, so that the community can develop their businesses.