Judul: Analysis of Factors that Influence Community Consumption Patterns on Water Resources in Bogor City (Case Study: PDAM Tirta Pakuan, Bogor City)
Abstrak: Bertambahnya jumlah penduduk dan tingginya aktivitas ekonomi di Kota Bogor menyebabkan pencemaran air serta meningkatnya kebutuhan terhadap air bersih. Hal ini mengakibatkan masyarakat mengonsumsi sumber air utama PDAM untuk memenuhi kebutuhan air sehari-hari, sehingga masyarakat harus menyisihkan sebagian pendapatannya untuk konsumsi air. Penelitian ini bertujuan untuk (1) menganalisis karakteristik dan pola konsumsi masyarakat terhadap air PDAM Tirta Pakuan Kota Bogor, (2) menganalisis pengeluaran rumah tangga dalam konsumsi air PDAM Tirta Pakuan Kota Bogor, dan (3) mengidentifikasi faktor-faktor yang memengaruhi konsumsi air PDAM Tirta Pakuan Kota Bogor. Metode analisis yang digunakan pada penelitian ini yaitu analisis deskriptif, skala likert, analisis pengeluaran, dan analisis regresi linear berganda. Hasil dari penelitian ini menunjukkan bahwa terdapat tiga sumber air yang digunakan dan membentuk empat pola kombinasi air. Sebagian besar pelanggan PDAM mulai dari R1 hingga R8 memberikan penilaian baik terhadap kualitas, tarif, dan kinerja sumber air PDAM. Proporsi pengeluaran air telah memenuhi prinsip keterjangkauan karena tidak melebihi empat persen dari total pendapatan. Faktor yang memengaruhi masyarakat terhadap jumlah pemakaian air PDAM adalah jumlah anggota keluarga, pendapatan, dan sumber air lain yang dimiliki., Population growth and high economic activity in Bogor City cause water pollution and the increasing demand of clean water. This causes the community to consume water supply from PDAM for their daily water needs, so that the community must set aside a portion of their income for water consumption. The purpose of this research are (1) to analyze the characteristics and patterns of public consumption of PDAM Tirta Pakuan water, (2) to analyze household expenditures in water consumption PDAM Tirta Pakuan, and (3) to identify the factors that influence PDAM Tirta Pakuan water consumption. The analysis methods used are descriptive analysis, likert scale, expenditure analysis, and multiple linear regression analysis. The results of this research show that there are three water sources and form four patterns of water use combination. Most PDAM customers from R1 to R8 give a good perception of the quality, tariff, and performance of PDAM water sources. The proportion of water consumption expenditure has met the principle of affordability because it is not more than four percent of the total household income. The factors that influence the community consumption of PDAM water use are number of family members, income, and other water sources they have.
Keyword: expenditure analysis, likert scale, linear regression, perception, water demand

Judul: Analisis Perubahan Pola dan Perilaku Konsumsi Air Rumah Tangga di Kota Bogor (Studi Kasus: Rumah Tangga Pelanggan PDAM di Kelor Raya)
Abstrak: Pembangunan dan penyediaan air dilakukan oleh pemerintah untuk memastikan masyarakat mendapatkan akses air bersih serta sanitasi yang layak dan berkelanjutan. Kota Bogor merupakan kota terbesar dalam penggunaan air bersih di Jawa Barat dimana setiap tahunnya penyaluran air bersih ke masyarakat mengalami peningkatan. Tujuan dari penelitian ini adalah 1) Menganalisis persepsi serta perilaku masyarakat terhadap konsumsi air berkelanjutan, 2) Mengidentifikasi perubahan pola konsumsi air sebelum dan pada masa pandemi dan faktor-faktor yang memengaruhi, 3) Menganalisis alternatif strategi pendukung konsumsi air berkelanjutan. Penelitian ini menggunakan analisis skala likert, analisis regresi linear berganda, analisis deskriptif kuantitatif, dan analisis weighted sum model. Hasil penelitian menunjukkan bahwa masyarakat sangat setuju dengan konsumsi air berkelanjutan dan sebagian besar perilaku masyarakat dalam penggunaan air menunjukkan konsumsi air berkelanjutan. Konsumsi air masyarakat mengalami perubahan yaitu terjadi peningkatan penggunaan air untuk kegiatan yang membutuhkan air pada saat pandemi yang berdampak pada meningkatnya rata-rata biaya tagihan air per rumah tangga yaitu sebesar Rp.19.950 per bulannya. Tingkat pendidikan, pendapatan rumah tangga, dan harga air memengaruhi jumlah konsumsi air masyarakat. Strategi yang dapat dilakukan untuk mendukung konsumsi air berkelanjutan yaitu mengadakan program penyadaran dan sosialisasi kepada masyarakat selaku pengguna air., Water development and supply are carried out by the government to ensure that people achieve proper and sustainable access to clean water and sanitation. Bogor City is the largest city in the use of clean water in West Java, where the distribution of clean water to the community is increasing every year. The purpose of this study is 1) to analyze people's perceptions and behaviors towards sustainable water consumption, 2) to identify changes in water consumption patterns before and during the pandemic and what factors affect them, and 3) to analyze alternatives to sustainable water consumption support strategies. This study used Likert-scale analysis, multiple linear regression analysis, quantitative descriptive analysis, and weighted sum model analysis. Research results show that people strongly agree with sustainable water consumption and that most of their behavior in water use shows sustainable water consumption. People's water consumption has changed, in that there was an increase in water use for activities that needed water during the pandemic, which had an impact on the average cost of water bills of IDR 19,950 per month. Education levels, household income, and water prices affect people's water consumption. A strategy that can be carried out to support sustainable water consumption is to conduct a wiretapping and socialization program for the community as water users.
Keyword: community perception, influencing factors, supporting strategies, water consumption

Judul: Posisi Filogenetik Kura-Kura Carettochelys Insculpta  (Reptillia: Testudinata)
Abstrak: Carettochelys insculpta is an endemic freshwater turtle of southern Papua and northern Australia. Phylogenetic position of this turtle is remain unresolved until now. Most of the research conducted show close relationships of C. insculpta and members of Trionychidae family. However, some of the research show distance between C. insculpta and members of Trionychidae family. This research is conducted to analyze phylogenetic relationship between C. insculpta and other members of Testudinata using 12S rRNA, 16S rRNA, and both gene as markers. DNA samples were obtained from three different organisms of C. insculpta. Two species used as outgroups were Alligator mississippiensis and Iguana iguana. Phylogenetic analysis was carried out using Neighbor-Joining method with Felsenstein 1981 (F81) modeltest. A polytomy tree of Testudinata was produced by using 12S rRNA gene. However, analysis using 16S rRNA and both genes as markers confirmed that C. insculpta was located between the Chelonidae and the Trionychidae family.
Keyword: