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Domestic Wastewater Treatment to Control River Pollution in Sungai Pinang, Samarinda, East Kalimantan Suhartono, Eko; Erlena, Erlena; Sekartaji, Hapsari Lintang; Putera, Gusti Muhammad Perdana; Thalib, Iskandar; Syauqiah, Isna; Hafifah, Ifa; Trang, Ha Thi Thu
Jurnal Presipitasi : Media Komunikasi dan Pengembangan Teknik Lingkungan Vol 21, No 3 (2024): November 2024
Publisher : Universitas Diponegoro

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/presipitasi.v21i3.869-878

Abstract

Filtration is a method for controlling water pollution. This study aimed to engineer a filtration system using a combination of Melaleuca cajuputi (galam) wood charcoal and zeolite to process domestic wastewater. The research focused on domestic wastewater from Sungai Pinang Village, Samarinda, East Kalimantan, an area with significant water pollution issues. The samples were divided into three groups, each containing zeolite and galam wood charcoal in different ratios: Group 1 (1:1), Group 2 (1:2), and Group 3 (2:1). Each sample was exposed to contact times of 30, 60, and 90 minutes. Biological Oxygen Demand (BOD), Chemical Oxygen Demand (COD), Ammonia (NH3), and pH were measured for each treatment group at each contact time. Results showed that prolonged contact with the filtration method significantly reduced all parameters except pH (P<0.05). Each treatment combination did not significantly reduce all parameters except pH (P>0.05). Group 2 was found to be the most effective in improving water quality. In conclusion, this study demonstrates that the filtration method can reduce pollutant levels, with the combination of galam wood charcoal and zeolite in a 2:1 ratio being the most effective.
Peningkatan budaya literasi melalui pelatihan publikasi karya ilmiah bagi guru SMK Thalib, Iskandar; Haryatie, Haryatie; Nirmalasari, Nila; Putera, Gusti Muhammad Perdana; Iskandar, Iskandar; Sekartaji, Hapsari Lintang; Suhartono, Eko
SELAPARANG: Jurnal Pengabdian Masyarakat Berkemajuan Vol 8, No 2 (2024): June
Publisher : Universitas Muhammadiyah Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31764/jpmb.v8i2.22829

Abstract

AbstrakLiterasi merupakan salah satu kemampuan yang wajib dimiliki oleh setiap guru. Salah satu jenis literasi dasar yang sangat penting yaitu menulis. Berbagai kegiatan menulis dapat dilakukan oleh seorang guru dan diantaranya yakni menulis artikel ilmiah. Hal ini mendorong diadakannya suatu program pengabdian masyarakat melalui kegiatan pelatihan publikasi ilmiah untuk guru Sekolah Menengah Kejuruan (SMK) Telkom, Banjarbaru. Kegiatan ini dilakukan dengan 3 tahap, antara lain persiapan, pelaksanaan, dan evaluasi. Tahap pelaksanaan dilakukan selama 2 hari, yang terdiri dari pemberian materi edukasi dihari pertama dan pelatihan dihari kedua. Setelah dilakukan pelaksanaan, maka dilakukan evaluasi pada tiap peserta melalui pengerjaan post test dan penilaian dalam melakukan submit jurnal. Berdasarkan hasil evaluasi dari 30 peserta guru didapatkan peningkatan pengetahuan guru tentang publikasi ilmiah dan terdapat beberapa guru yang melakukan submit artikel ke dalam jurnal setelah kegiatan ini. Sebagai kesimpulan bahwa telah dilakukan program pengabdian masyarakat melalui kegiatan pelatihan publikasi ilmiah untuk guru SMK Telkom Banjarbaru dengan hasil peningkatan pengetahuan guru tentang publikasi ilmiah yang terlihat dari peningkatan nilai rata-rata pretest dan posttest masing-masing 45 dan 89. Selain itu, setelah pelatihan terdapat beberapa guru yang melakukan submit artikel ilmiah ke dalam jurnal. Kegiatan ini diharapkan dapat diadakan secara berkala, sehingga terdapat peningkatan budaya literasi pada setiap guru.   Kata kunci: guru SMK; literasi; pelatihan; pengabdian; publikasi ilmiah. Abstract Literacy is one of the skills that every teacher must have. One type of basic literacy that is very important is writing. Various writing activities can be carried out by a teacher and among them is writing scientific articles. This encourages the holding of a community service program through scientific publication training activities for teachers of Telkom Vocational High School (SMK), Banjarbaru. This activity was carried out in 3 stages, including preparation, implementation, and evaluation. The implementation stage was carried out for 2 days, which consisted of providing educational material on the first day and training on the second day. After the implementation, an evaluation was carried out on each participant through post-testing and assessment in submitting journals. Based on the evaluation results, it was found that the knowledge of teachers about scientific publications increased and there were several teachers who submitted articles to journals after this activity. In conclusion, a community service program has been carried out through scientific publication training activities for teachers of SMK Telkom Banjarbaru with the results of increasing teacher knowledge about scientific publications and there are several teachers who submit scientific articles to journals. This activity is expected to be held regularly, so that there is an increase in the culture of literacy in each teacher.  Keywords: literacy; training; service; scientific publication