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PT X, one of the state-owned enterprises to support the country's food security, is the largest and most comprehensive fertilizer producer in Indonesia that generates various wastes, including industrial liquid waste. Liquid waste has no economic value, so it is very important to treat it. PT X Company uses potential Hydrogen (pH)ysical and chemical treatment. There are two effluent treatment units, setting, line injection, and sludge treatment. All parameters evaluated include chemical requirements for oxygen (COD), zat padat yang tersuspensi(TSS), ammonia (NH3), total kjehdal nitrogen (TKN), fluorine, degree of acidity (potential of hydrogen (pH)), oil, and fat. According to the results after the analysis conducted in the study, it was found that the air pollution data after wastewater treatment was carried out showed that the quality of wastewater every month had met the quality standards of the rules and could be discharged into water bodies / seas. This shows the effectiveness of the treatment process implemented by the company.

PT X is one of the industries located in East Java that produces liquid waste. The industrial sector is indeed a large producer of liquid waste. One of the liquid wastes produced is domestic liquid waste. The industry has the responsibility to manage domestic liquid waste in accordance with Government Regulation Number 22 of 2021 which requires industries to carry out domestic wastewater management before being discharged into water bodies. One of the efforts made by the industry to manage the domestic wastewater produced is to use a Domestic Wastewater Treatment Plant. The quality of the treated water has met the domestic wastewater quality standards to be discharged into river and does not pollute the environment.

This study discusses the optimization of sanitation and environmental cleanliness in realizing a Healthy and Prosperous Village in Saringembat Village through a collaborative approach and community education. This program is based on the SDGs point of Healthy and Prosperous Villages, with a focus on the importance of clean environmental conditions and good sanitation as the foundation for public health. The methods used include surveys of locations for illegal waste disposal, interviews, and focus group discussions (FGD) with the Head of the Village Consultation Agency (BPD) and local waste bank managers. The survey results show five main waste disposal points that became the primary focus of the program. Collaboration with village officials resulted in full support in the form of drafting a village regulation on cleanliness and the installation of CCTV to prevent illegal waste disposal. The program also involved community service activities starting from Sawir Hamlet, Krajan Hamlet, and Demaan Hamlet, with active community participation and direct coordination from the hamlet heads. The implementation of the program proved to increase residents' awareness of the importance of sanitation, reduce the risk of infectious diseases, and create a healthier environment. The role of students as activity initiators was appreciated for their ability to revive the gotong royong (mutual cooperation) culture, which had been abandoned.

This study examines the transformation of the mindset of the people of Saringembat Village concerning environmental cleanliness, from the stage of awareness to concrete actions. Saringembat Village, which previously faced challenges in managing environmental cleanliness, has shown significant changes in the views and behavior of its residents after implementing several community work programs and public participation. The research method used is a qualitative approach with data collection techniques through interviews and observations. The results of the study indicate that the main driving factors for this transformation are continuous training, the involvement of community leaders, and support from external actors such as the government and NGOs. This change is reflected in the growing individual awareness of the importance of cleanliness, better waste management, and active community participation in regular cleanliness activities.

The purpose of this study is to determine the handling of b3 waste by the soft drink industry. The research method used is to compare the local situation with current regulations. The comparison is carried out using a guttman scale where if it is appropriate, a score of 1 is given and if it is not appropriate, a score of 0 is given. The source of B3 waste generated by the soft drink industry comes from maintenance activities, laboratories, offices, and transportation. The type of hazardous waste comes from category 1 general specific sources, namely expired chemicals from laboratories, while from non-specific sources in the form of hazardous contaminated waste, waste from laboratories containing hazardous substances, and used batteries. Then there are category 2 general specific sources in the form of used toner, while from non-specific sources in the form of electronic waste, used B3 packaging, used cloth, used lubricating oil, and residual ink. The characteristics of B3 waste produced include toxic, flammable, and corrosive. In the transportation of B3 waste, the Sidoarjo Regency Soft Drink Industry has collaborated with third parties. Based on the results of the analysis of B3 waste management in soft drink industry companies classified in the “good” category. However, there are still things that need to be improved in the management of B3 waste in the form of applying symbols and labels, packaging, and storage.

PT X is an iron industry in Sidoarjo that produces Hazardous and Toxic Material waste. This industry has several Temporary Shelters (TPS) for B3 waste to store its waste. However, supervision based on the regulation of Permen LHK no. 6 of 2021 shows that there are several inconsistencies in B3 waste management and waste storage procedures. This study was conducted to evaluate and determine the correct management of B3 waste, as well as to correct the inconsistencies identified in the SKPL supervision program.

Management of Hazardous and Toxic Waste (B3) is an important aspect in supporting sustainable development while minimizing negative impacts on the environment. This research evaluates B3 waste management at PT. Z, a construction company that plays an important role in the production and maintenance. Evaluations are carried out on technical and non-technical aspects, including waste identification, temporary storage, transportation, and compliance with regulations such as PP Number 22 of 2021 and other related regulations. The research method uses a quantitative and qualitative approach, with primary data obtained through field observations, interviews and documentation, while secondary data includes SOPs, waste balances and logbooks. The analysis was carried out using a checklist and scoring method based on the Guttman scale to assess the level of compliance of B3 waste management with regulations. The research results show that B3 waste management at PT. The Z already meets most technical and regulatory standards with some aspects requiring improvement. This research is expected to provide an overview of the conditions of B3 waste management at PT. Z as well as relevant recommendations to increase management effectiveness, support regulatory compliance, and encourage the achievement of sustainable development goals.

This study explores the potential utilization of phosphoric acid sludge and ZA II lime waste as raw materials for the production of SP-15 fertilizer, which is essential for enhancing agricultural productivity and addressing environmental issues related to waste disposal. The research aims to analyze the phosphorus content (P₂O₅), moisture levels, sulfur (S), and calcium oxide (CaO) in the raw materials and the final fertilizer product. Methods employed include sampling, gravimetric analysis, and spectrophotometry. The findings indicate that phosphoric acid sludge contains an average P₂O₅ content of 33.05%, making it a potential phosphorus source for fertilizer production. Additionally, ZA II lime demonstrates good hygroscopic properties. This research concludes that utilizing these two wastes can not only reduce reliance on chemical fertilizers but also provide economic benefits to farmers and support sustainable agriculture. The implications of this study highlight the need for further research to optimize waste processing techniques and enhance community awareness regarding waste management.

Socialization and education about Green Human Resource Management (GHRM) are important to be implemented in MSMEs, especially in the aluminum craft sector, to encourage environmental desire and efficiency. In Tanjung Atap Barat Village, most aluminum craftsmen still use practices that are less environmentally friendly, such as less than optimal waste management and the use of raw materials that are not fully based on recycling. Therefore, a GHRM approach is needed that integrates the principle of desire through increasing the ability, motivation, and opportunities for craftsmen to contribute to preserving the environment. This study aims to understand and analyze the implementation of Green Human Resource Management (GHRM) in aluminum craft MSMEs in Tanjung Atap Barat Village, with a focus on preserving human resources that support environmental sustainability. The method used in this study consists of three main stages: socialization, education, and evaluation. The results of this study indicate that the socialization and education of Green Human Resource Management (GHRM) carried out on aluminum craftsmen in Tanjung Atap Barat Village with the ability-motivation-opportunity (AMO) approach successfully introduced GHRM principles such as energy efficiency, use of recycled materials, and waste management.

Plastic is a non-organic waste that has uses, especially in daily activities. Plastic is widely used by traders to package food and others. The widespread use of plastic by the community and its indiscriminate disposal after use can lead to the accumulation of waste. The problem can be solved with the 3R strategy, namely Reduce, Reuse, and Recycle. Not all locations have facilities to dispose of waste. Nowadays, landfills are a necessity, so it is necessary to provide these facilities. The solution is to make ecobrick products because they can be made easily. This research aims to increase public awareness in Pamarayan Village, Jiput Sub-district, Pandeglang Regency, Banten Province regarding ecobrick products as an invitation to care for the environment in order to create a healthy environment. The method used was the observation method and the approach was training in ecobricking. The result is that the community can understand the importance of maintaining environmental cleanliness and health through proper waste sorting, and are able to make ecobrick products in the form of trash cans from bottle waste for personal or community use.

Waste that arises from health care activities, including diagnosing, preventing, and treating diseases, is known as Medical waste, and it poses threats to human and environmental health if adequately addressed. Objectives: This study aimed to identify HCWs' knowledge, attitude, and practice concerning MWM at Al-Imammein Al-Kadhimein Teaching Hospital in Iraq. Patients and methods: An exploratory quantitative descriptive survey was administered to 300 randomly selected healthcare personnel and included questions on knowledge, attitude, and practice about MWM. Results: All statistical analysis was done using SPSS-25 with significance testing done at p-value ≤ 0.05 using the Pearson Chi-square test (X2-test). The cross-tabulation analysis by percentage showed that 55.7% of respondents had good knowledge, 25.3% had moderate knowledge, and 19% had poor knowledge of MWM. In this case, the positive attitude of the participants was 57. 7%, while the negative attitude was 42.3%. While comparing the practices, 46.7% followed good practices, and 53.3% followed poor practices.Conclusions: Overall knowledge, attitude, and practice regarding medical waste management showed average responses from the included participants, necessitating implication for training programs to raise the healthcare personnel's knowledge.

Appropriate Technology is a trantition application  from the traditional technology to modern technology. Appropriate Technology is designed by adapting the enviromental, cultural, social, political and economic society with simple principles, affordable and easy to implemnet. Toto Harjo village has good agricultural potential. In order to improve the quality of agricultural land and also deal with household waste that is nt used properly. Community service activities are carried out by providing education about making compost fertilizer that utilizes organic waste form local farmers household. Implementation of community service activities is carried out trough 3 stages, the preparation stage, implementation stage and evaluation stage. The preparatory stages were carried out by making direct observations in Toto Harjo Village regarding organic waste processing problems. In the implementation stage, activities were carried out involving 26 Toto Mulyo Village farmers. The activity was carried out by providing material on how to process organic fertilizer from household waste using the stacked bucket method and practiced directly, which was actively followed by the farmers of Toto Mulyo Village. Evaluation activities are carried out by distributing questionnaires containing participants' understanding and satisfaction with the service activities carried out. The results of the questionnaire show that the community really understands and hopes that similar activities can continue to be carried out

This study discusses the influence of the waste bank program on fulfilling household nutrition in Belawan II. In this context, the problem of child nutrition is a major challenge, especially in urban areas with low economic levels. Medan Belawan District faces nutritional problems due to limited access to nutritious food and low community income, which often hinders the fulfillment of balanced nutrition for children and other vulnerable groups. In addition, this study also highlights the relationship between waste problems and child nutrition, where suboptimal waste management has a negative impact on environmental health and the quality of life of the community. This has the potential to hinder the growth and development of children who should get adequate nutritional intake. The waste bank program is expected to increase family income through better waste management, which in turn can improve access and quality of food consumed by households. Thus, this program not only functions as a solution to waste management, but also as an intervention that supports improving household nutrition in the community. This study uses a descriptive qualitative approach to describe the presence of the digital waste bank movement as a digital-based environmental movemen that can have a positive impact on fulfilling household nutrition in Belawan II, especially amidst the challenges faced during the pandemic.

One of the solutions for waste sustainability is the production of compositions of the highest quality from agriculture. Thermophilic microorganisms play an important role in accelerating the decomposition process and improving composition quality. The purpose of this article is to assess the potential of thermophilic microorganisms from Nias Island agricultural waste in compositional manufacturing based on existing literature. This research examines the role of thermophilic microorganisms such as Bacillus, Thermus, and Actinobacteria species in the decomposition of organic matter. This article also discusses microbiological strategies to improve soil health, thermophilic microorganisms in the composting process, the potential of agricultural waste on Nias Island.

Efforts to increase fish farming productivity, motivating farmers to enhance the fish farming population in Pulau Semambu Village. Inderalaya Utara Village, Ogan Ilir, can be implemented through village lecture provision, training, and demonstration of artificial feed production based on maggots with the addition of water spinach leaf extract. The objective of this activity is to enhance the growth and immune system of fish livestock.Based on that reasoning, the framework of thought that will be pursued through the model approach (1) The approach is carried out through direct observation of the community while simultaneously mapping the latest fish farms in Pulau Semambu Village, Inderalaya Utara, Ogan Ilir.(2) Assistance, this activity is carried out through village lectures that can be realized in the form of outreach to fish farmers about improving fish farming management and providing support in motivating fish farmers to start implementing the concept of an intensive maintenance system in fish farming in maintenance ponds that meet health standards. (3) Direct demonstration (practice) of making artificial feed based on BSF maggots, which includes how to make water spinach leaf extract, how to maintain maggots, and how to make flour and pellets for artificial feed. The village lecture activity was attended by 40 women in the fish farming group in Pulau Semambu Village and students taking the Entomology and Entrepreneurship courses.The result of the activity is to increase the productivity and population of fish livestock in Pulau Semambu. The provision of fish feed based on a mixture of maggot flour and water spinach extract can enhance the growth and immune system of fish livestock, resulting in heavier fish that are less prone to disease. Increasing the production and population of fish livestock will result in higher incomes for the fish farmers in Pulau Semambu village, Inderalaya Utara, Ogan Ilir.

The people of Sobo Village mostly live as farmers and ranchers, so the use of livestock manure as organic fertilizer will help reduce the level of environmental pollution. To optimize the utilization of resources in Sobo Village, socialization and training are needed regarding the manufacture of organic fertilizer by utilizing livestock manure. The expected result is a promising opportunity to increase the potential of agriculture and livestock, which in turn will improve the economy of the people of Sobo Village. This activity is carried out through socialization, discussion, and practice. Community service is carried out in four stages: preparation, socialization of organic fertilizer production, and training. Socialization is carried out to inform participants about the process and benefits of organic fertilizer. The practice of making organic fertilizer is an activity of transferring knowledge and technology for processing livestock waste that can be learned and applied by farmers and ranchers. Community service can help farmers and ranchers in Sobo Village make organic fertilizer made from livestock manure. This can be used to meet the fertilizer needs for agricultural crops and marketed to increase the income of farmers and ranchers.

Chicken manure, produced by both broiler and laying hens, has a large capacity as an organic fertilizer. Its composition varies, depending on several factors, such as the ration given, the physiological nature of the chicken, and the condition of the cage, involving temperature and humidity. As a source of organic material, chicken manure has an important effect on the physical and chemical properties of the soil and plant growth. This manure is rich in nutrients and organic matter, with a relatively low water content. Chicken manure is a product produced by chickens as part of their digestive process, which also includes urine and other food waste. This manure plays an important role as a fertilizer, because it is rich in elements that support soil fertility, replacing nutrients that have been absorbed by plants. Manure, which comes from the manure of livestock such as chickens, horses, goats, sheep, and cows, has various benefits. In addition to adding nutrients to plants, manure also improves soil structure, increases humus and organic matter in the soil, and supports the growth of microorganisms in it.

Based on the author's initial observations, it is known that the Public Works, Transportation, Communication and Informatics Agency of Pangandaran Regency in implementing the waste/cleanliness service policy is not optimal. The research method used in this study is a descriptive research method with a qualitative approach. The primary data in this study is data obtained from interviews with informants directly. While secondary data sources are data collected from other sources which can be in the form of documents related to the problem being studied, The Public Works, Transportation, Communication and Informatics Agency in Pangandaran District, Pangandaran Regency has not been able to implement policies on waste management properly. This can be seen in the implementation of waste management which is not in accordance with the waste management mechanism according to Law of the Republic of Indonesia Number 18 of 2008 concerning Waste Management. The obstacles faced in the implementation of waste management policies by the Public Works, Transportation, Communication and Informatics Agency of Pangandaran Regency are as follows: The technology for waste management is not yet available, Waste sorting has not been carried out by separating organic and non-organic waste, and The place and machine for recycling waste are not yet available. Efforts made to overcome obstacles in the Implementation of Waste Management Policies by the Public Works, Transportation, Communication and Informatics Agency in Pangandaran District, Pangandaran Regency, namely: Submitting an application to the local government so that waste shredding and recycling machines are budgeted in the upcoming APBD, Cooperating with third parties (private sector) in terms of waste management and sorting, and Designing a place to recycle waste.

EcoCleanzyme Wash is an innovative dishwashing liquid based on ecoenzyme, a liquid derived from the fermentation of organic waste such as fruit peels, vegetable scraps, brown sugar, and water. This product offers an environmentally friendly solution for household needs while addressing the challenges of suboptimal organic waste management. The three- month ecoenzyme fermentation process produces a liquid rich in natural enzymes with antibacterial, antifungal, and insecticidal properties, capable of breaking down harmful organic compounds. EcoCleanzyme Wash provides a safer alternative compared to conventional dishwashing liquids, which often contain harmful chemicals that can pollute water and soil. This product not only effectively cleans utensils but also supports the concept of sustainability by utilizing household organic waste. Additionally, EcoCleanzyme Wash helps reduce environmental pollution, often caused by improperly managed household waste. In Indonesia, organic waste constitutes the largest portion of household waste, which, if left unmanaged, can contaminate water, soil, and air, leading to various health issues such as diarrhea and skin infections caused by pathogenic microorganisms. The use of ecoenzyme in EcoCleanzyme Wash represents a tangible step toward promoting the concepts of reuse and sustainable waste management, aligned with government regulations on waste handling. This product also contributes to reducing negative impacts on ecosystems and raising public awareness about the importance of managing organic waste. This research aims to provide a detailed guide on the production process of ecoenzyme-based dishwashing liquid, covering the utilization of organic raw materials, fermentation steps, and product formulation. It is expected that the findings of this research can serve as a reference for the development of other environmentally friendly products and encourage innovation in household waste management. EcoCleanzyme Wash is a progressive step in creating a product that not only fulfills household needs but also positively impacts the environment.

Soft food served in hospitals is a simple indicator that can be used to evaluate the success of hospital nutrition services. The aim of this study was to determine the perception of oral surgery patients regarding soft food waste at Surya Husadha Hospital Denpasar. This research uses a quantitative descriptive survey method. The total population was 30 people, the number of research samples was 20 people... data collection was carried out by measuring perceptions of taste and food waste using a questionnaire for the 20 samples studied. Data was obtained from filling out a questionnaire about perceptions of soft food and a form for the amount of food waste. The data was analyzed using SPSS version 21 statistical analysis. The results of this study showed that there were porridge food waste in 40-49% (45%) of the sample, 50-59% (40%) of the sample, 60-69% (15%) of the sample. Leftover animal side dishes (0%). Vegetable side dishes (10%). Leftover vegetables (10%) And for juice (0%). It can be concluded that the perception of soft food at Surya Husadha Hospital from this research shows that as many as 40-49% (45%) are not satisfied with the rest of the soft food (porridge).