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Benefits of Rural Biogas Implementation to Economy and Environment: Boyolali Case Study Zakaria Tazi Hnyine; Saut Sagala; Wahyu Lubis; Dodon Yamin
Forum Geografi Vol 29, No 2 (2015): December 2015
Publisher : Universitas Muhammadiyah Surakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23917/forgeo.v29i2.996

Abstract

Selo, a small agricultural-based village in Boyolali, Central-Java, Indonesia has initiated small-scale rural biogas adoption as it presumably reduces the consumption of LPG, firewood, chemical fertilizer and (women’s) overall workload, which especially suitable due to the relatively high use of cattle in that area As environmental problems such as global warming from fossil fuel consumption and land degradation from deforestation and overuse of chemical fertilizers, and socio-economic problems as gender empowerment and self-sufficiency are becoming more pressing, it is useful to analyse the benefits of biogas as an alternative renewable energy technology (RET) provision in rural areas. This paper aims to assess the benefits of rural biogas adoption from an economic perspective, through calculating the direct and indirect benefits obtained from biogas adoption in Selo. For this, a field survey was carried out in Selo to ask questions to biogas users (N=21) and non-users (N=5) on their energy and fertilizer consumption, as well as emissions reductions resulting from biogas adoption. Based on the analysis, oon average, a household with biogas saves 490 kWh month–1, 20,000 IDR month–1,185 kg CO2e month–1.Chemical fertilizer consumption remains remarkably high, which may due to a lack of awareness on the potential of digester slurry by the farmers, for indeed, reduction of chemical fertilizer use would help address some environmental problems. Biogas quality of one household has also been determined by comparing its heating value to that of methane; the methane percentage (MP) was approximately 31%. The quality is considerably lower than expected from the literature (i.e. around 60%), which may be due to the farmers neither mixing nor supplying water to the dung. Trainings providing methods for improving digester overall effectiveness to particularly the women-folk may enhance digester management and thus biogas production, as they form the main primary operatives. Despite the room for improvement, the existing results clearly show that biogas adoption significantly reduces greenhouse gas (GHG) emissions, household energy costs, workload, improves environmental conditions and generates income through carbon credit exchange. Therefore, under the notions of sustainable development, environmental preservation and self-sufficiency, policy makers and NGOs should expedite their support in biogas development, e.g. by providing subsidies and awareness raising.
Strategi Adaptasi Nelayan Terhadap Dampak Perubahan Lingkungan (Studi Kasus : Pemanfaatan Teknologi Penangkapan Ikan Laut) Saut A.H. Sagala; Teti Armiati Argo; Asirin Asirin; Praditya Adhitama; Dodon Yamin
Jurnal Penataan Ruang Vol 11, No 2 (2016): Jurnal Penataan Ruang 2016
Publisher : Jurusan Perencanaan Wilayah dan Kota, ITS

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (617.913 KB) | DOI: 10.12962/j2716179X.v11i2.5216

Abstract

Tulisan ini mengkaji adaptasi yang dilakukan oleh nelayan berupa pemanfaatan teknologi untuk bertahan dan meningkatkan produksi ikan tangkap dalam menghadapi tekanan dampak perubahan dan variabilitas iklim. Pendekatan kualitatif dipilih di dalam penelitian ini untuk menggali secara mendalam kepada pihak-pihak yang memahami permasalahan, diantaranya nelayan (pemilik kapal/juragan, anak buah kapal, nahkoda kapal, nelayan perahu kecil) yang memiliki minimal 10 tahun pengalaman, manajer koperasi nelayan Misaya Mina, serta Dinas Perikanan dan Kelautan Indramayu. Teknologi telah dimanfaatkan oleh nelayan perikanan tangkap (seperti kapal, alat tangkap, serta geoinformasi dan komunikasi) dalam beradaptasi terhadap dampak perubahan iklim. Sejauh ini, terdapat beberapa tantangan berupa keterbatasan kepemilikan finansial dan lemahnya akses finansial untuk terus meningkatkan kapasitas adaptasi menggunakan teknologi. Penelitian ini menemukan bahwa penyediaan modal saja tidak cukup untuk mendorong peningkatan pemanfaatan teknologi untuk adaptasi, tetapi penting juga adanya upaya-upaya menguatkan kapasitas masyarakat dalam mengakses modal tersebut seperti pendampingan penguatan kolektifitas kelompok nelayan dan pendampingan teknis (technical assistance) dalam pembuatan proposal sampai pemanfaatanmodal.Kata Kunci: Teknologi, Komunitas Nelayan, Adaptasi, variabilitas dan perubahan iklim