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Journal : environmental insight journal

Evaluasi Kualitas Air Limbah, Udara Ambien, dan Kebisingan di Lingkungan Hotel X dan Y di Manokwari Lestari, Agnes Dyah Novitasari; Mamengko, David Victor; Kusumo, Pribowo Angling; Susilowati
Environmental Insight Journal Vol. 1 No. 1 (2025): January
Publisher : Postgraduate Faculty, Yogyakarta Institut of Technology, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37412/eij.v1i1.338

Abstract

Perkembangan sektor pariwisata, khususnya keberadaan hotel sangat mendukung perekonomian nasional maupun internasional, namun berpotensi menimbulkan dampak negatif terhadap lingkungan jika tidak dikendalikan dengan baik. Salah satu upaya pengendalian dampak lingkungan keberadaan hotel adalah dengan memantau dan mengevaluasi kualitas air limbah, udara ambien, dan kebisingan di lingkungan hotel secara periodik dan berkelanjutan. Penelitian ini bertujuan menganalisis dan mengevaluasi kualitas air limbah, udara ambien, dan kebisingan di hotel X dan Y yang merupakan hotel berbintang di kota Manokwari, Papua Barat. Evaluasi dilakukan secara deskriptif terhadap data analisis in situ dan data laboratorium untuk parameter kualitas air limbah domestik yaitu TSS, pH, BOD, dan COD serta parameter kualitas udara ambien, yaitu suhu, SO2, CO, NO2, O3, Total Partikel Tersuspensi (TSP), Timbal (Pb), Non Metana Hidrokarbon (NMHC), serta parameter kebisingan. Hasil penelitian menunjukkan bahwa kualitas air limbah, udara ambien, dan kebisingan di lingkungan hotel X dan Y masih memenuhi standar baku mutu lingkungan yang diijinkan. Namun demikian, pemantauan dan evaluasi berkala perlu terus dilakukan agar hotel tidak menimbulkan dampak negatif di kemudian hari.
Pemodelan Dispersi NO2 dari Aktivitas Transportasi Menggunakan Software AERMOD di Kawasan Kotagede Louisa Jessica Permatasari; Dewi Eviane; Nur Iswanto; Agnes Dyah Novitasari Lestari
Environmental Insight Journal Vol. 1 No. 2 (2025): July
Publisher : Postgraduate Faculty, Yogyakarta Institut of Technology, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37412/eij.v1i2.356

Abstract

ABSTRAK Kondisi lalu lintas di suatu wilayah memberikan pengaruh dan dampak pada kualitas udara. Kotagede merupakan salah satu bagian dari kawasan cagar budaya yang terletak di Kecamatan Kotagede, Kota Yogyakarta yang memiliki banyak bangunan berarsitektur tua dengan kepadatan transportasi yang cukup tinggi. Tujuan penelitian ini untuk mengetahui nilai konsentrasi udara ambien NO2, mengetahui dispersi NO2, dan menyusun rekomendasi pengelolaan lingkungan untuk menanggulangi polusi udara. Metode penelitian yang digunakan adalah uji sampling kualitas udara, menghitung jumlah kendaraan, memodelkan sebaran menggunakan software American Meteorological Society (AMS) and U.S. Environmental Protection Agency (EPA) Regulatory Model (AERMOD), dan mengkaji serta memberikan saran pengelolaan dalam menanggulagi polusi udara. Hasil sampling di lapangan menunjukkan bahwa titik A di salah satu bagian Pasar Kotagede melebihi baku mutu dan lebih tinggi dibanding yang lainnya. Titik D memiliki tingkat pencemaran terendah dibandingkan dengan titik-titik lainnya. Rekomendasi pengelolaan lingkungan untuk mengurangi konsentrasi NO2 ambien di wilayah Kotagede dilakukan dengan memperhatikan aspek lingkungan, kebijakan, dan teknis pengelolaan lingkungan.
Kemajuan Terkini Bioplastik Berbasis Sagu: Metode Preparasi, Karakteristik, Tantangan, dan Perspektif Masa Depan Rizky Fian Azhari; Susilowati Susilowati; Agnes Dyah Novitasari Lestari
Environmental Insight Journal Vol 2 No 2 (2026): July
Publisher : Postgraduate Faculty, Yogyakarta Institut of Technology, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37412/eij.v2i2.485

Abstract

The increasing use of petroleum-based plastics has led to various environmental problems due to their non-biodegradable nature. Therefore, the development of bioplastics derived from renewable resources has become a promising alternative, including sago-based bioplastics, which are abundant and have high starch content. This review article aims to examine recent advances in the preparation of sago-based bioplastics, their resulting properties, challenges in their development, and future application prospects. The method used in this study is a literature review of various relevant scientific articles related to the production and development of sago-based bioplastics. The findings indicate that the properties of sago-based bioplastics can be improved through formulation modification, the addition of plasticizers, reinforcement with fillers, and appropriate processing techniques. Sago-based bioplastics exhibit good biodegradability; however, they still face several limitations, such as low water resistance and mechanical properties that require further improvement. With advances in material modification technologies and formulation innovations, sago-based bioplastics have significant potential to become sustainable and environmentally friendly alternative materials.
Analisis Kualitas Air Sumur Gali di Kelurahan Arfai Kabupaten Manokwari, Papua Barat David Victor Mamengko; Agnes Dyah Novitasari Lestari; Sabarita Sinuraya; Pribowo Angling Kusumo; Sri Haryono; Dewi Eviane
Environmental Insight Journal Vol 2 No 2 (2026): July
Publisher : Postgraduate Faculty, Yogyakarta Institut of Technology, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37412/eij.v2i2.492

Abstract

Groundwater quality is an important parameter for determining the initial character of an area before infrastructure development. This study aims to determine the initial condition of groundwater quality around the planned construction site of Building X in the Arfai Village, Manokwari, based on physical, chemical, and microbiological parameters. Groundwater samples were taken from two wells located near the activity site, namely the Financial and Development Supervisory Board well and the Religion Governemntal Offive office well. The samples were analyzed using applicable water quality testing methods and compared with the class 2 river water quality standards in Government Regulation of the Republic of Indonesia Number 22 of 2021 Appendix VI and the drinking water quality standards in Regulation of the Minister of Health of the Republic of Indonesia Number 2 of 2023. For physical parameters, the water temperature was between 29.8–30.0°C, electrical conductivity was 332–580 µS/cm, and the concentrations of TDS, TSS, and turbidity were relatively low. Chemical parameters measured were neutral to slightly alkaline pH (7.16–7.66), BOD <2 mg/L, COD <3 mg/L, and DO of 4.3–5.1 mg/L, indicating low organic matter load. Concentrations of sulfate, nutrients, fluoride, and dissolved metals were relatively low, while oil and grease and total detergent did not indicate significant pollutant input. Microbiological parameters such as fecal coliform and total coliform were also at very low concentrations or below the detection limit. Overall, groundwater quality at both observation points remained in good condition and did not show significant anthropogenic pressure.