Sumatra - Science topic

Abstrak Pengabdian ini mengkaji pemberdayaan dan kemandirian Desa Binaan Bagan Kuala di Kecamatan Tanjung Beringin, Kabupaten Serdang Bedagai, Sumatera Utara, melalui implementasi ekowisata, kegiatan pengembangan ecoprint, pengelolaan sampah yang tepat guna, dan inisiatif pemberantasan malaria. Tujuan dari pengabdian masyarakat ini adalah untuk men...

ARTICLE INFO Lecturers often face significant mental health challenges, with anxiety emerging as one of the most prevalent issues within academic settings. Factors such as excessive workloads, research obligations, and administrative responsibilities frequently contribute to elevated anxiety levels. Among various therapeutic interventions, mindfuln...

Objectives: This research analyzes the factors that influence the results of the 2024 Legislative Election in Indonesia, with a focus on the case of the increase in the Golkar Party's vote share in North Sumatra. Theoretical Framework: This study identifies three main factors that often influence election. Method: The research results show that the...

Pesisir Selatan Regency is the second poorest region in West Sumatra, with a poverty rate that has remained steady at an average of 7% from 2018 to 2022. This study aims to explore the impact of religion on poor Muslim households in the Lengayang District of Pesisir Selatan. Using a qualitative descriptive research method, the study involved 150 re...

This research seeks to examine the impact of job placement, work experience, and career development on employee performance at the Office of Public Works Bina Marga and Spatial Planning of South Sumatra Province. “The research used descriptive quantitative methodologies and sampling procedures, using simple random sampling based on the Slovin formu...

Fire occurrence in tropical peatlands is closely related to both land cover (LC) type and proximity to drainage (canal) networks. However, little is known about the extent to which LC and drainage density interact to alter fire occurrence. Here, we assess the relationship between these variables in the peatlands of Sumatra and Kalimantan, Indonesia...

Before the occurrence of the 26 December 2004 mega-tsunami caused by the Mw 9.2 Sumatra earthquake, there was no tsunami warning facility in the Indian Ocean, and one depended on the tsunami advisories being issued by the Pacific Tsunami Warning Center and the Japan Meteorological Agency. Many of these issued advisories were later withdrawn, causin...

The only estuary of Lake Toba is the Asahan River, which extends for a distance of 147 kilometers. The river has a depth ranging from 1.6 to 7.2 meters. Current conditions indicate a decrease in discharge and an increase in pollutants. Monthly discharge data for 9 years is the result of measurements from Perum Jasa Tirta I in 2009-2018 and measurem...

Bengkulu city, located in the western part of Sumatra, is characterized by the prevalence of alluvial deposits. In certain areas, local site effects on soft alluvial sediments such as clay, sand, silt, mud, and gravel can amplify ground movements caused by significant seismic waves. Consequently, a comprehensive site effect study was conducted with...

Analysis and identification of superior agricultural commodity areas play a crucial role in determining regions with high potential for agricultural development. This study aims to identify priority agricultural commodities and assess their development potential in Lawang, Matur District, Agam Regency, West Sumatra Province. The research was conduc...

Abstrak Ikan Kelabau merupakan jenis ikan asli Kalimantan dan Sumatera yang saat ini mulai jarang ditemukan pada perairan umum. Hal tersebut dikarenakan penangkapan oleh nelayan yang kurang selektif selama bertahun tanpa diimbangi dengan usaha budi daya. Kegiatan budi daya memiliki beberapa aspek yang perlu diperhatikan yaitu ketersediaan pakan yan...

Background Community-acquired pneumonia (CAP) remains a significant focus within public health discourse, denoting the inflammation of lung tissue due to infection acquired in non-hospital environments. Objectives This study aimed to investigate the trend and spatial distribution of CAP prevalence and hotspots in the province of North Sumatera, In...

The autonomous learning curriculum, a recent paradigm shift in Indonesia, guarantees student-centered learning techniques. The goal of implementing the curriculum for autonomous learning is to address t e educational problems of the period of Industrial Revolution 4.0. Using problem-based learning (PBL) learning modules to enhance scientific litera...

Regional head elections are a democratic process that allows people to determine their leaders. However, in the 2024 North Sumatra Gubernatorial Election, many voters in Pandau Hulu II Village, Medan Area District, did not use their voting rights. This study aims to analyze the main reasons why voters did not vote in the election. The research meth...

Background: Breast milk is a beneficial substance for baby's growth. Based on the Health Profile of North Sumatra Province in 2022, newborns aged less than 6 months obtained exclusive breastfeeding by (35.96%). During initial surveys at the Siti Kholijah Marelan Primary Clinic, 15 postpartum mothers provided breast milk to their babies, but the mil...

The rediscovery and photographic documentation of Sphenomorphus anomalopus from Gunung Leuser National Park in North Sumatra, Indonesia, after a 109-year hiatus allowed us, for the first time, to observe its behavior and assess its microhabitat. Historical descriptions of this species’ coloration were never based on live material and, as such, did...

The hospitality industry in West Sumatra faces challenges in improving environmental performance due to the increasing number of tourists and the waste generated. This study aims to analyze the influence of green intellectual capital, green transformational leadership, and green human resource management on environmental performance through employe...

The ecological and hydrological regions in the Anai River basin have undergone significant transformations over the past few decades. This study investigates land use and forest area control models in the Anai River basin, West Sumatra Province, Indonesia. Remote sensing data from 2000 to 2022 were used to compile the LULC data, employing CA-Markov...

Background Interventions against adult Anopheles mosquitoes responsible for malaria transmission have traditionally been aimed at indoor spaces and biting behaviours. However, no globally recommended intervention exists which directly interrupt or target outdoor biting behaviours. A volatile pyrethroid spatial emanator (SE) containing transfluthrin...

This study examines the impact of empowering leadership on the performance of Family Planning Counselors in West Sumatra Province, with organizational commitment serving as a mediating variable. Empowering leadership is critical in enhancing employee performance, particularly in public service sectors like family planning, where counselors play a v...

Fragmentation of ancestral land (pusako tinggi) in West Sumatra is increasing along with population growth, with Generation Z (Gen Z) as the dominant demographic group. This phenomenon has the potential to threaten the sustainability of the customary inheritance tradition if Gen Z, as the recipient of the inheritance, does not understand the tradit...

Cases of abuse that occur in village fund management are carried out with various modus operandi such as drafting a budget above the market price and then paying based on other agreements, borrowing while the village fund by moving funds to a personal account and then not being returned. The formulation of the problem is how the village fund deviat...

Research Originality: The study examines the impact of deforestation, energy use, transportation, and industrialization in North Sumatra from 1991 to 2021 on low-carbon development. It aims to understand environmental change drivers and propose strategies to mitigate their negative effects on development.Research Objectives: This research aims to e...

Background Cognitive function refers to an individual’s ability to process information, influenced by several factors, including genetics, the environment, and key nutrients such as omega-3 fatty acids—specifically Eicosapentaenoic Acid (EPA) and Docosahexaenoic Acid (DHA). Objective The purpose of this study was to examine the relationship betwee...

Small and Medium Enterprises (SMEs) in Indonesia have a strategic role in the national economy and face challenges in global competition. These challenges include limited access to capital, limitations in technology adoption, low innovation capacity, and the need for more human resource development. Many SMEs also operate informally, facing obstacl...

Potsherds fragments or earthenware pottery are a type of archaeological evidence frequently discovered in surveys and excavations. These fragments represent pottery in many forms such as containers and crafts with decorated or plain surfaces. Earthen pottery has distinct characteristics and frequently represents the identity of a specific community...

Background The World Health Organization-approved Anopheles interventions target indoor biting and resting behaviour, but are impractical or inapplicable in some settings. In Jambi Province, Sumatra, Indonesia, local indigenous populations sleep under temporary tarpaulin-roofed shelters, complicating the use of bed nets and preventing the applicati...

This study aims to analyze and measure the effectiveness of the syarhil Qur’an program at LPTQ North Sumatra as a medium of da’wah and its contribution to youth empowerment. The study focuses on the implementation of the syarhil Qur’an program conducted by LPTQ North Sumatra and the responses of experts and participants who have taken part in the s...

This preprint presents a collection of community service and applied research initiatives carried out by lecturers and students from Politeknik Negeri Sriwijaya, with a strong focus on digital empowerment, entrepreneurship, and personal development. Key projects include the development of an e-commerce website for PT Warna Agung Palembang, business...

This research aims to discuss the design of policies to strengthen disaster risk reduction based on the Sendai Framework for Action. This research is a relatively new study because it formulates a policy design based on the Sendai Framework to improve the quality of disaster risk governance. This research was conducted in West Sumatra Province usin...

The city of Medan is the capital of the province of North Sumatra, Indonesia, and is the third largest city in the country after Jakarta and Surabaya, as well as the largest outside Java. Medan faces serious problems related to traffic accidents. This study used a questionnaire to explore the relationship between age and sleep quality and the incid...

South Sumatra is a unique environment because it is known as a floodplain area. When the rainy season, the river system is connected to other areas. Floodplains are created by seasonal changes that affect the freshwater environment of freshwater shrimp and promote adaptations throughout all life stages of the biota living in them. This study examin...

Technological developments have brought major changes in various aspects of life, including the way businesses market their products. In the food industry, technology acts as a catalyst that accelerates and expands the reach of sales promotion strategies using social media and so on. TikTok is one of the most popular platforms and is used by almost...

Probiotic lactic acid bacteria provide numerous physiological benefits, but their viability is often compromised during processing, storage, and gastrointestinal transit. This necessitates innovative techniques to preserve their functionality and enhance their nutritional contribution. This study evaluates the viability of microencapsulated Lactoba...

The island of Sumatra within the Indonesian archipelago is home to over 130 active or potentially active volcanoes with a history of explosive eruptions. Highly explosive eruptions with volcanic explosivity index (VEI) ≥ 6 in Sumatra, such as those originating from the massive Toba caldera, have been well-documented in the literature. However, mode...

This study aims to determine and analyze the factors that influence financial performance in district/city governments in South Sumatra Province. The data used in this study are financial reports of district/city governments in South Sumatra Province. The population of this study is the financial reports of seventeen districts/cities in South Sumat...

The study aims to determine the impact of PAD growth, capital expenditure growth and economic growth on district/city governance in South Sumatra in 2018-2022. This research is expressive quantitative research using the SPSS 26 adaptation program. The sampling technique used is a classic assumption test by conducting testing to 17 district/city gov...

This study aims to determine the effect of Independence, Integrity, Due Professional Care, and Audit Capacity Stress on Audit Quality (Empirical Study on the Regional Inspectorate of South Sumatra Province) in 2024. This research method uses quantitative research using primary data in the form of distributing questionnaires. The population in this...

Previous work has explained the physical mechanisms behind nocturnal offshore propagation of convection southwest of Sumatra. Low‐level moisture flux convergence due to the land breeze front controls the progression of convection, typically a squall line, away from the coast overnight. However, the diurnal convection over the mountains occurs on on...

The Indian Ocean dipole (IOD), generated in the tropical Indian Ocean, fluctuates irregularly between its positive and negative phases. Given its profound impacts on regional and global climate patterns, it is crucial to understand potential IOD changes under climate change. This study investigates how the IOD pattern is modulated under global warm...

The ethnomusicological focus of this study is primarily directed at the musical traditions that are still alive and actively maintained by the community and its supporters. This study delves into the unwritten of realm music, especially music that is delivered orally, which is represented by the traditional metal talempong in the Minangkabau ethnic...

The principles of physics can be applied to traditional architecture as part of efforts to preserve local wisdom. This study investigates several physics principles of the Limas house, a traditional structure from Palembang, South Sumatera, Indonesia. A descriptive qualitative method was used, with data collected through observations, interviews, a...

This study investigated the impact of grassland and cropland expansion on carbon (C) and nitrous oxide (N2O) emissions using remote sensing data and machine learning models. The research focused on agricultural land-use changes in South Sumatra from 1992 to 2018, utilizing Landsat satellite imagery and Google Earth Engine (GEE) for spatial and temp...

The research employs a quantitative design using the Partial Least Square-Structural Equation Modeling (PLS-SEM) method and involves 244 workers selected through proportional stratified sampling from a population of 623 workers. Data were collected using a Likert scale-based questionnaire that had been tested for validity and reliability. Factors s...

BACKGROUND AND OBJECTIVES: Mangroves are primarily found along Sumatra's east coast in Aceh and North Sumatra, Indonesia. Fish communities and other marine life are supported by mangrove forests, which are extremely productive ecosystems. This study used morphological and 16 small subunit ribosomal ribonucleid acid barcodes to track fish diversity...

Bengkulu Province ranks second in the category of the highest percentage of poor people in the Sumatra region, at 14.62% in March 2022, and sixth in Indonesia, which is undoubtedly one of the fundamental problems that requires mutual attention. The phenomenon of high poverty in Bengkulu Province is inseparable from the lives of people whose main li...

The Barangan banana (Musa Acuminata Colla) is a variety found in In-donesia, particularly in Northern Sumatra, Central Java, Riau, and Riau Island. Manual assessment of the fruit's ripeness has major drawbacks, such as being time-consuming, labour-intensive, and prone to discrepancies between staff. In response to existing challenges , this work pr...

Financial well-being refers to how individuals perceive their financial security and ability to meet short-term and long-term financial goals. It involves feeling financially stable, having control over one’s finances, being satisfied with one’s financial situation, and handling unexpected events without excessive stress. This study examines the im...

The polemic for Palembang artists is about dancers. Physically, the established size standards give rise to discrimination for some groups in society. This research emerged because the Lilin Siwa dance does not consider physical size standards, but emphasizes that good dancers can perform dance techniques proportionally. The role of dancers in grou...

Several factors that play a role in the productivity of Robusta coffee trees are the influence of pruning techniques and weather elements. This paper discussed the graphical analysis and comparison of two data matrices of Robusta green cherries production, which would enter the ripening process in branch categories for the harvest period in 2023 an...

Unemployment is a significant issue in Indonesia's labor market. The unemployment rate is measured by the Open Unemployment Rate (OUR) through the National Labor Force Survey (SAKERNAS) conducted by BPS. In 2022, the OUR in Tanah Datar District reached its highest level in the past fifteen years. This rise in unemployment contrasts with the declini...

Analyses of rock samples collected during recent fieldwork in the Ombilin Basin of west-central Sumatra, Indonesia yielded pollen data that constrain the age and depositional setting of associated plant macrofossil and vertebrate fossil-bearing units in the Sangkarewang and Sawahlunto formations. Articulated fish and plant fossils were recovered fr...

BACKGROUND AND OBJECTIVES: The ongoing destruction of mangrove forests highlights the urgent need for mitigation and control efforts. Indonesia, home to a rich diversity of mangrove species, has the potential to provide viable solutions to address this issue. Researchers primarily focus on preserving the existence of each species. It is crucial tha...

Background: Padang City, the capital of West Sumatra Province, is a central referral area with a high concentration of children. However, the Early Detection and Intervention Stimulation of Growth and Development Stimulation (SDIDTK) service at the Ikur Koto Public Health Center recorded the lowest achievement rate for toddler services at 66%, alon...

ABSTRAK Penelitian ini bertujuan untuk menganalisis dampak pandemi Covid-19 terhadap pergeseran Lapangan Usaha pada PDRB Kabupaten dan Kota di Provinsi Sumatera Selatan. Metode penelitian yang digunakan adalah deskriptif kuantitatif. Hasil penelitian yaitu (1) PDRB rata-rata pada Wilayah Kabupaten setelah pandemi meningkat dari 14.444, 63 menjadi 1...

This study analyses the impact of the Batang Agam area arrangement on the welfare of local communities in Payakumbuh City, West Sumatra, focusing on three main variables: area zoning regulations, infrastructure and environment. Through a quantitative approach with logistic regression method, data was collected from 106 businesses around the Batang...

Introduction: Asthma is a chronic inflammatory disease of the airways characterized by variable airflow obstruction. Eosinophils play a crucial role in airway inflammation and may serve as a biomarker for asthma control classification. This study aims to analyze the relationship between blood eosinophil levels and asthma control classification in p...

Sorghum bicolor (L.) is a plant species that has staple and medicinal potential and is common in tropical regions, including Southeast Asia regions. Despite sorghum being used widely, the information about potential distributions of sorghum in various ecoregions in Indonesia is still limited. Indonesia is a vast country with distinct ecoregions, wi...

Utility companies worldwide face unique challenges in innovation, inclusivity, market focus, and resilience. A uniform approach to action plans is impractical. The Utility of the Future (UoF) framework aims to guide companies in developing tailored action plans that reflect their specific areas of focus and long-term objectives. Therefore, the obje...

The study area encompasses the Kiliranjao Sub Basin, situated within the broader context of the Central Sumatra Basin in the West-Northwest region. This study focuses on analyzing the Coal Seam within the Brown Shale Formation of the Eocene-Oligocene Pematang Group. In the Central Sumatra Basin, the majority of the Brown Shale oil source rock is de...

This study aims to identify the needs in the physics learning process from the perspectives of students and teachers. A survey method was used by distributing questionnaires to 184 students and 40 physics teachers in South Sumatra, selected through purposive sampling. The results show that students better understand physics when it is related to na...

Entrepreneurship development in the fisheries sector is important in poverty alleviation efforts. Although fishermen play a role as producers of fishery products, entrepreneurship in this field is increasingly recognized as positively contributing to reducing poverty. In addition, the integration of fishermen into the community and the local econom...

In South Sumatra Province, specifically in East OKU, only PAUD and Elementary School level educational facilities are available. There is no middle school or high school; The increasing level of education after elementary school means that many elementary school students in East OKU are not interested in continuing to the next level because of the...

This study aims to design and analyze a Retaining Wall as a landslide mitigation solution caused by erosion and scouring along the banks of the Enim River in Pulau Panggung Village, Muara Enim Regency, South Sumatra. This study integrates a technical approach and Detailed Engineering Design to ensure optimal structural safety and quality, thereby p...

The purpose of this study was to assess preschool teachers' willingness and readiness to use a Science, Technology, Engineering, Arts, and Mathematics (STEAM)-based interactive e-book for teaching English vocabulary. This study employed a survey design, utilizing a questionnaire for data collection. There were 150 kindergarten teachers as participa...

At the end of 2022, Indonesia authorized the import of up to 500,000 tons of rice, a decision that was extended to 2023, with an additional 1.5 million tons. West Sumatra Province, with a vast irrigation area of 421,718 hectares, directly manages 15.41 percent of this area (65,000 hectares) under the provincial authority. While 60 percent of the ir...

This study was designed to reevaluate the adjustment of land suitability classes. This study was conducted in North Sumatra Province, precisely in 4 regencies, namely Simalungun, Langkat, Deli Serdang, and Serdang Bedagai Regencies. The study used land suitability classes. Related to rooting media and nutrient retention parameters, the results of a...

This presentation explores the power dynamics between Surakarta’s two royal courts and their influence on urban space. The Sunanate of Surakarta, the older and more centrally located court, historically held greater prominence. However, despite having a similar land area, the minor court of Mangkunegaran has gained more socio-political influence th...

Increased exports of North Sumatra tea to the Malaysian market will increase competitiveness. This potential provides added value to the national tea processing industry. The research objectives analyzed the competitiveness of North Sumatra tea in the Malaysian Market and analyzed the factors that affect the competitiveness of North Sumatra tea in...

Terbatasnya jumlah lapangan pekerjaan menyebabkan tingginya tingkat pengangguran di Indonesia. Jumlah pengangguran akan semakin meningkat apabila tidak segera ditangani. Dampak dari pengangguran sangat banyak dirasakan secara langsung terutama di Indonesia dan berdampak di segala bidang kehidupan manusia. Segala upaya telah dicoba pemerintah melaku...

The flux of dissolved organic carbon (DOC) from land to sea is an important transfer within the global carbon cycle. The biogeochemical fate of this terrestrial DOC (tDOC) remains poorly understood and is usually neglected in ocean models. Southeast Asia accounts for around 10% of global tDOC flux, mostly from tropical peatland‐draining rivers disc...

Tambo plays a crucial role in the governance system of nagari in West Sumatra; however, modernization and government policies have influenced its sustainability. This study aims to analyze the role of Tambo Alam Pauh Duo and Surambi Sungai Pagu in the establishment of nagari in Solok Selatan Regency and the factors affecting their continuity. Using...

The Medan city is one of the largest cities in Indonesia with many economic and tourist activities. The Medan city is one of the gateways for Indonesian businessmen and tourists, especially in North Sumatra. This requires an accommodation that can be a lodging solution for business people and tourists who are doing temporary interests in the city o...

Background: A body mass index (BMI) of >24.9 kg/m² is a well-established risk factor for gout arthritis. However, the combined effect of obesity and decreased physical activity on the prevalence of gout arthritis in West Sumatra, Indonesia, remains unclear. This study aimed to investigate the relationship between obesity and its synergistic effect...

Mujadalah or argumentative dialogue contained in the Qur'an, is a method of communication that emphasizes ethics, rationality, and respect for the interlocutor. Mujlà principles, such as the use of solid arguments, avoiding personal attacks, and emphasizing wisdom, are important foundations in building constructive communication. This study aims to...

Sistem transportasi berkelanjutan menjadi isu penting dalam pembangunan berkelanjutan, yang tidak hanya berkontribusi terhadap pengurangan dampak perubahan iklim global, tetapi juga memiliki peran besar dalam meningkatkan kesejahteraan masyarakat. Penelitian ini bertujuan untuk menganalisis sistem transportasi di wilayah Ogan Komering Ilir berdasar...

This study aims to determine how MSME actors in Palembang, South Sumatra, perceive MSME credit or financing that the government provides to MSME actors, especially at the micro level. This study uses questionnaires to obtain the perceptions of MSME actors towards MSME financing. The respondents of this study were MSME actors who participated in the...

This study aims to analyze the operational risk management control system at Bank Sumsel Babel Syariah KC Belitang. Risk control in banking is very necessary in order to maintain customer trust. Operational risk occurs when there is a failure or malfunction of internal processes, human error, and system failures, or due to external events. The oper...

The food self-sufficient South Sumatra program aimed to change the society's mindset from buying to producing their own food, especially to meet their own needs, such as vegetables, chicken, and fish by optimizing their home yards or vacant land for production. There are main factors that influence the achievement of food self-sufficiency program,...

The food industry is a very vital sector in the Indonesian economy. With a large population and increasing food consumption needs, food and beverage companies, such as PT Indofood Sukses Makmur Tbk, have a crucial role in providing quality food products to the community. PT Indofood Sukses Makmur Tbk, especially the branch in Deli Serdang, North Su...

Kebudayaan Minangkabau memiliki banyak peninggalan yang menjadi bagian tak terpisahkan dari identitas masyarakatnya. Salah satu warisan yang tetap lestari adalah Tambo Minangkabau. Tambo merupakan catatan sejarah yang diwariskan secara turun-temurun, baik secara lisan maupun tertulis. Tidak hanya berfungsi sebagai dokumentasi sejarah, tambo juga be...

This study aims to analyze the effect of hotel room occupancy rates, average length of stay of foreign tourists, and average length of stay of domestic tourists on the economic growth of North Sumatra. This study uses secondary data from 2013-2022 in eight regencies surrounding Lake Toba. The analysis model used is a panel data analysis model using...

Glossy Ibis Plegadis falcinellusis is a rare visitor waterbird in Sumatra where all records are from northern Sumatra. On 13 August 2022, we observed a flock of 72 P. falcinellus in Pasir River, South Sumatra Province, Indonesia. This record was supported by photographic evidence of three P. falcinellus on 21 April 2021 and three on 29 January 2025...

This study aims to analyze the influence of competence, work attitude, and career development on employee performance at the DGT North Sumatra Regional Office I. The research method used is a qualitative approach with data collection techniques through in-depth interviews, observations, and documentation. The results of the study show that high com...

This study evaluates the performance of PT. XYZ, a prominent ready-mix concrete company in Toba Regency, North Sumatra, Indonesia, from 2018 to 2022. Utilizing a descriptive and quantitative research approach, data were gathered through document analysis, questionnaires, and interviews. The findings reveal significant financial weaknesses, particul...

This study aims to analyze the influence of work stress, role clarity, and competence on employee performance at the Regional Office of the Directorate General of Treasury (Kanwil DJPb) of North Sumatra Province. This study uses a qualitative method with data collection techniques through interviews, observations, and documentation studies. The res...

Castanopsis tungurrut (Blume) A.DC. (Fagaceae) is an endangered species, specifically found in the tropical forests of Java and Sumatra. There is currently a lack of specific information regarding its interactions with other species across different life stages and natural habitats, particularly in relation to altitudine gradients. This study is ai...

This research is motivated by the eruption of Mount Marapi, which has had a significant impact on the environment and the surrounding community. One of the most vulnerable groups affected by the eruption is farmers. The eruption not only damages agricultural land but also significantly affects the socioeconomic conditions of farmers.The impact of M...