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Pelatihan Pengolahan Sampah dengan Metode Takakura dan Pembuatan Stringbag bagi Kelompok Anak Usia Dini di Desa Bukit Lawang, Sumatera Utara Prayogo, Wisnu; Novrianty, Irma; Purwanti, Ani; Mulyana, Rachmat; Panjaitan, Nahesson Hotmarama; Fitria, Laili; Awfa, Dion; Ikhwali, Muhammad Faisi; Zamani, Istiqomah Shariati; Arifianingsih, Nur Novilina; Muklis, Muklis; Purnawan, Purnawan; Sunarsih, Sri; Suryawan, I Wayan Koko; Azizah, Rifka Noor; Imami, Ahmad Daudsyah; Septiariva, Iva Yenis
International Journal of Community Service Learning Vol. 6 No. 3 (2022): August 2022
Publisher : Universitas Pendidikan Ganesha

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23887/ijcsl.v6i3.50044

Abstract

Data SIPSN tiga tahun terakhir menunjukkan timbulan sampah di Kabupaten Langkat meningkat 24,71% atau dari yang awalnya 152.099 menjadi 189.685 ton. Lebih dari 42% timbulan sampah disumbangkan oleh sektor domestik yang seharusnya dapat dikelola sedekat mungkin dari sumbernya. Dengan demikian, kegiatan pengabdian kepada masyarakat ini bertujuan memberikan pelatihan agar masyarakat lebih memahami cara mengurangi timbulan sampah dengan mengubahnya menjadi produk yang bermanfaat. Pelatihan dilaksanakan pada 5 Agustus 2021 di Rumah Komunitas Pohon Rindang, Desa Perkebunan Bukit Lawang, kepada 43 anak usia 8-15 tahun. Metode yang digunakan adalah penyuluhan interaktif dengan memberikan demonstrasi cara membuat keranjang takakura dan stringbag. Keranjang takakura 45x37x57 cm dapat menampung hingga 1,5 kg sampah organik basah per hari, sedangkan pembuatan pakaian bekas menjadi stringbag dapat menunda pembuangan material ke TPA. Dalam jangka panjang kegiatan ini diharapkan menjadi kebiasaan baru bagi masyarakat dalam mengelola sampah untuk menjadikan Desa Perkebunan Bukit Lawang sebagai desa pariwisata yang berkelanjutan.
Utilization of domestic wastewater for the growth of microalgae Chlorella sp. Yolanda, Yuni; Hutasoit, Jenri P; Fitria, Laili; Anggamulia, Muh. Ilham; Putri, Anni Zahara; Pane, Fikryah Atikah; Nasution, Bagas Arya
Depik Jurnal Ilmu Ilmu Perairan, Pesisir, dan Perikanan Vol 14, No 3 (2025): SEPTEMBER 2025
Publisher : Faculty of Marine and Fisheries, Universitas Syiah Kuala

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.13170/depik.14.3.41376

Abstract

This study investigates the potential of using domestic wastewater as a growth medium for Chlorella sp. and examines how it affects water quality over a period of 24 days. The experiment was conducted using a Completely Randomized Design (CRD) with a single factor: four levels of domestic wastewater concentration0%, 25%, 50%, and 75%each tested in three replicates.The results showed that the highest biomass production occurred on day 8, reaching 0.337 mg/L in the 75% wastewater treatment (TR3), while the lowest was observed in the control group (C) at 0.210 mg/L. Statistical analysis using ANOVA followed by the Tukey test confirmed that the differences between treatments were significant (p 0.05). Correlation analysis showed a strong positive correlation between biomass and dissolved oxygen (DO, 0.949) and temperature (0.626), indicating that optimal light intensity and nutrient availability promote photosynthesis and biomass growth. In contrast, phosphate was negatively correlated with temperature (-0.738), suggesting that higher temperatures accelerate phosphate uptake by Chlorella sp. The study concludes that cultivating Chlorella sp. using domestic wastewater presents a sustainable solution for both biomass production and wastewater treatment. The microalgae help remove excess nutrients like nitrogen and phosphorus, enhancing water quality. However, as the algae decompose, they can also contribute to higher biological oxygen demand (BOD). This dual role underscores the promising potential of microalgae in promoting ecological wastewater management while supporting sustainable biomass production.Keywords:BiomassChlorella sp.Photobioreactorwastewater
Utilization of domestic wastewater for the growth of microalgae Chlorella sp. Yolanda, Yuni; Hutasoit, Jenri P; Fitria, Laili; Anggamulia, Muh. Ilham; Putri, Anni Zahara; Pane, Fikryah Atikah; Nasution, Bagas Arya
Depik Jurnal Ilmu Ilmu Perairan, Pesisir, dan Perikanan Vol 14, No 3 (2025): SEPTEMBER 2025
Publisher : Faculty of Marine and Fisheries, Universitas Syiah Kuala

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.13170/depik.14.3.41376

Abstract

This study investigates the potential of using domestic wastewater as a growth medium for Chlorella sp. and examines how it affects water quality over a period of 24 days. The experiment was conducted using a Completely Randomized Design (CRD) with a single factor: four levels of domestic wastewater concentration0%, 25%, 50%, and 75%each tested in three replicates.The results showed that the highest biomass production occurred on day 8, reaching 0.337 mg/L in the 75% wastewater treatment (TR3), while the lowest was observed in the control group (C) at 0.210 mg/L. Statistical analysis using ANOVA followed by the Tukey test confirmed that the differences between treatments were significant (p 0.05). Correlation analysis showed a strong positive correlation between biomass and dissolved oxygen (DO, 0.949) and temperature (0.626), indicating that optimal light intensity and nutrient availability promote photosynthesis and biomass growth. In contrast, phosphate was negatively correlated with temperature (-0.738), suggesting that higher temperatures accelerate phosphate uptake by Chlorella sp. The study concludes that cultivating Chlorella sp. using domestic wastewater presents a sustainable solution for both biomass production and wastewater treatment. The microalgae help remove excess nutrients like nitrogen and phosphorus, enhancing water quality. However, as the algae decompose, they can also contribute to higher biological oxygen demand (BOD). This dual role underscores the promising potential of microalgae in promoting ecological wastewater management while supporting sustainable biomass production.Keywords:BiomassChlorella sp.Photobioreactorwastewater
ANALISIS POTENSI NILAI EKONOMI SAMPAH PLASTIK Lumbantobing, Valen Elflina; Fitria, Laili; Sutrisno, Hendri
Jurnal Alwatzikhoebillah : Kajian Islam, Pendidikan, Ekonomi, Humaniora Vol. 9 No. 1 (2023): Jurnal Alwatzikhoebillah : Kajian Islam, Pendidikan, Ekonomi, Humaniora
Publisher : Institut Agama Islam Sultan Muhammad Syafiuddin Sambas

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37567/alwatzikhoebillah.v9i1.1663

Abstract

Coffee shop adalah suatu usaha yang dikelola secara komersial yang menawarkan para tamu minuman, khususnya minuman kopi sebagai menu utama dan makanan kecil dengan pelayanan dalam suasana tidak formal tanpa diikuti suatu aturan servis yang baku. Usaha coffee shop menghasilkan sampah plastik berupa gelas plastik dan sedotan plastik sehingga dapat mencemari lingkungan sekitar jika dibuang langsung tanpa adanya pengelolaan terlebih dahulu. Sampah plastik memiliki potensi sebagai sumber finansial menjadi sesuatu yang bernilai ekonomi. Pengelolaan yang dapat dilakukan yaitu memanfaatkan sampah tersebut menjadi sesuatu yang bernilai ekonomi. Penelitian ini bertujuan untuk menganalisis timbulan dan komposisi serta menganalisis potensi dan nilai ekonomi sampah plastik coffee shop di Kecamatan Pontianak Selatan. Untuk mendapatkan nilai ekonomi dilakukan dengan pengukuran timbulan sampah. Timbulan sampah diperoleh dari berat dan volume sampah rata-rata 8 hari berturut-turut dari 5 coffee shop di Kecamatan Pontianak Selatan. Pengukuran timbulan sampah menggunakan alat berupa bak pengukur 500 liter, timbangan, kantong plastik dengan volume 20 liter, dan meteran serta bahan yang digunakan yaitu sampah plastik yang dihasilkan dari coffee shop. Sampah plastik yang didapat dari Coffee shop tersebut akan dijual ke Bank Sampah Palem Asri. Hasil pengukuran sampah plastik pada coffee shop Segitiga Coffee memiliki timbulan sebesar 2,85 kg dengan nilai ekonomi sebesar Rp. 1.995. Coffee shop Kopi Koe memiliki timbulan sebesar 3,1 kg dengan nilai ekonomi sebesar Rp. 2.170. Coffee shop Koffein sebesar 0,9 kg dengan nilai ekonomi sebesar Rp 630. Coffee shop Ruang Tamu sebesar 1,35 kg dengan nilai ekonomi sebesar Rp. 945. Coffee shop Chara Coffee & Eatry sebesar 3,6 kg dengan nilai ekonomi sebesar Rp. 2.520.
Co-Authors Afifah Yusrina Agung Ananda Saugi Ahmad Daudsyah Imami Andriastuti, Bella Tri Anggamulia, Muh. Ilham Ani Purwanti Annisa Wulandari0 Arifin Arifin Arifin Arifin Atni Asdiantri Azizah, Rifka Noor Azwir Anhar Bella Tri Andriastuti BEWA MULYATAMA Desmaiani, Herda Dhuhan Dhuhan Dhuhan Dhuhan Dhuhan Dian Rahayu Jati Dion Awfa Edo Barlian Eka Pratama Kurniawan Erland Evansta Sulisuka Fairuza Marhamah Fitra Muthia Khanza Fitrianingsih, Yulisa Hafiz Achmad Fauzan Harry Wibowo Hendri Sutrisno Hendri Sutrisno Hilman, Zaki Hutasoit, Jenri P I Wayan Koko Suryawan Ikhwali, Muhammad Faisi Imami, Ahmad Daudsyah Istiqomah Shariati Zamani Janter Pangaduan Simanjuntak Jati, Dian Rahayu Jumiati Jumiati Jumiati Jumiati Kartini Idris Kiki Prio Utomo Kiki Prio Utomo Kurniawan, Eka Pratama Kusuma, Dhimas Aji Liza Syafitri Liza Syafitri Lufri Lufri Lumbantobing, Valen Elflina Marcelina Marcelina, Marcelina Maulana, Rezki Mirzal Yacub Muammar Qadafi Muhammad Qarinur Muklis Muklis MULYATAMA, BEWA Mutiara Rizki Khatulistiwa Mutiara Rizki Khatulistiwa, Mutiara Rizki Nahesson H. Panjaitan Nasution, Bagas Arya Natalia Siska Novi Fitria Novi Fitria Novianti Novianti Novianti Novianti Novrianty, Irma Nur Novilina Arifianingsih Nurhayati Nurhayati Pandi M Pugel Pane, Fikryah Atikah Panjaitan, Nahesson Hotmarama Parabi, Astisza Syahla Ludmilla Prayogo, Wisnu Purnawan Purnawan Putri Lynna A. Luthan Putri Lynna A. Luthan Putri, Anni Zahara Rachma Yuwita Rachmat Mulyana Rahmawati Rahmawati Rahmawati Rahmawati, Rahmawati Rezki Maulana Rifka Noor Azizah Risma Pradina Kusuma Rozy Medi Wilian Sarra Rahmadani Saugi, Agung Ananda Septiariva, Iva Yenis Siska, Natalia Sitepu Amrina Rosyada Siti Marsyah Putri Lestari Sri Sunarsih Sulisuka, Erland Evansta Suryawan, I Wayan Koko Sutrisno, Hendri Syafitri, Liza Syafrianto, M Khalid Syahrul Khairi Tri Rahayu Ulli Kadaria Ulli Kadaria Ulli Kadaria Ulli Kadaria Ulli Kadaria Vemi Ridantam Wilian, Rozy Medi Wisnu Prayogo Wisnu Prayogo Wisnu Prayogo Wulandari0, Annisa Yonky Dwi Putra Yonky Dwi Putra, Yonky Dwi Yudi Ayunata Yulisa Fitrianingsih Yulisa Fitrianingsih Yuni Yolanda Zul Pratomo, Dicky Reno