The Dayak Kubin Tribe, which inhabits Nanga Raku Village, Sayan District, Melawi Regency, West Kalimantan Province, still utilizes mushrooms daily. However, this knowledge has not been documented until now. This research aims to provide information on the diversity of mushroom species and their utilization by the Dayak Kubin Tribe in Nanga Raku Village. This qualitative research was conducted in Nanga Raku Village in May 2022. The informants in this research amounted to 15 people obtained through the snowball sampling technique. The search for mushroom samples was carried out using the cruising method. The results showed that the Dayak Kubin Tribe in Nanga Raku Village utilizes 16 species of mushrooms. Mushroom species used as food sources are Agaricus sp., Auricularia auricula-judae, Auricularia delicata, Termitomyces sp., Lactocollybia sp., Marasmiellus candidus, Pleurotus cystidiosus, Lentinus sajor-caju, Panus sp., Psathyrella sp., Cookeina sulcipes, Cookeina tricholoma, and Schizophyllum commune. Mushroom species utilized as medicines are Microporus affinis and Microporus xanthopus. Hygrocybe sp. is the only mushroom species that is used as a food source and medicinal ingredient at the same time. The ethnomycological information presented in this research is an effort to preserve traditional knowledge by utilizing biodiversity in the surrounding environment.

The application of business ethics in the sharia banking industry plays an important role in differentiating sharia banks from conventional banks, with a focus on the values of justice, honesty and transparency. This article analyzes the challenges and opportunities for implementing business ethics in the context of Islamic banking. Some of the main challenges include a lack of understanding of sharia principles, conflicts between profitability and ethical values, as well as regulatory obstacles and competition with conventional banking. However, big opportunities also arise through increasing public trust in sharia financial services, using technology to increase transparency and efficiency, and supporting pro-sharia government regulations. By overcoming these challenges and exploiting existing opportunities, Islamic banking can strengthen its position as a more ethical and sustainable alternative in the global financial industry

Graphic design has become a necessity in various areas of life, including branding and website design. Nowadays, graphic design has become an important part of various sectors of life, especially to support the economic and marketing sectors. Therefore, graphic design visual arts abilities and skills are very necessary. This is an opportunity to equip young people with graphic design skills. The results of a survey conducted by the service team showed that Medan city teenagers have a high interest in graphic design art. So real efforts need to be made to equip Medan city teenagers with graphic design skills. Therefore, in this community service activity, graphic design training and assistance was carried out using the Canva application to increase the creativity of Medan city teenagers. The method of implementing community service is in the form of lectures providing material directly by resource persons to partners.

Technological developments bring about change. One of the changes occurring in the education sector is online learning. Online learning allows learning activities between teachers and students to take place without meeting face to face in class and can take place at any time as long as there are devices such as smartphones, laptops and computers that are connected to the internet. Implementing online learning will certainly have a different influence from direct classroom learning. Therefore, this research was conducted with the aim of exploring the impact of online learning on the learning motivation of educational technology students class of 2023. This research was conducted using quantitative methods, by distributing questionnaires to educational technology students class of 2023, then the data was processed using Microsoft Excel. The aim of this research is to determine the impact of online learning on learning motivation. In this research, it was found that the number of learning motivations in online use was decreasing and the understanding of learning material was low when implementing online learning. Online learning has a big influence on the learning motivation of educational technology students class of 2023.

Along with the times, the number of air passengers in Indonesia is expected to grow 30% year-on-year to 140 million in the next few years, making Indonesia an important market for air passengers. So Indonesia is expected to become the world's sixth-largest air transportation market by 2034 (Ministry Industry of the Republic of Indonesia, 2022). ARFF (Airport Rescue and Fire Fighting) is a unit part of and rescue at an airport that plays a very important role. Therefore, it is necessary to monitor the level of employee work stress, and it is hoped that employees will feel encouraged to work so that the impact on the performance of ARFF employees can increase and be better. This study aims to determine whether there are the effect of job stress on employee performance ARFF (Airport Rescue and Fire Fighting) at Adisutjipto International Airport Yogyakarta and how much influence it has.
The research method used is a quantitative method, namely by using population and sample of all employees ARFF (Airport Rescue and Fire Fighting) at Adisutjipto International Airport Yogyakarta as respondents. The data collection technique used is by including a number of theoretical foundations, documentation, observation and distributing questionnaires/surveys. Then the data analysis technique uses the application program tool SPSS (Statistical Package for the Social Sciences) version 26.
The results of this study are known to be a constant value of 64.654 and a regression coefficient of -0.116, so the linear regression equation is Y = 64.654 - 0.116 X. Then it is known that the value (Sig.) is 0.428 > 0.05 and the value of t count -0.807 < t table 2.064. And the coefficient of determination R2 (R Square) of 0.026 or 2.6%. So it can be concluded that Job Stress (X) has a negative effect and contributes 2.6%, the remaining 97.4% is influenced by other factors not examined in this study. However, there is no significant effect on Employee Performance (Y) ARFF (Airport Rescue and Fire Fighting) at Adisutjipto International Airport Yogyakarta.