Identifikasi pencemaran airtanah pada limbah cair penyamakan kulit dapat dilakukan dengan metode geolistrik karena limbah cair industri penyamakan kulit mengandung unsur logam berat krom yang berpengaruh terhadap nilai Daya Hantar Listrik (DHL) dan nilai tahanan jenis airtanah. Penelitian ini dilakukan di sebagian Desa Sitimulyo, Piyungan, Bantul. Oleh karena itu tujuan dari penelitian ini adalah 1) memetakan pencemaran airtanah oleh limbah cair industri penyamakan kulit berdasarkan persebaran nilai DHL dan 2) mengidentifikasi pencemaran airtanah oleh limbah cair di sekitar kawasan industri penyamakan kulit berdasarkan nilai tahanan jenis. Metode penelitian ini menggunakan pengukuran tinggi muka airtanah dan DHL sebanyak 36 titik sumur, pendugaan geolistrik metode Electrical Resistivity Tomography (ERT) sebanyak 3 lintasan dengan kedalaman sebesar 11,8 m-15,9m serta uji kandungan krom pada air limbah cair dan airtanah sebanyak 10 sampel air. Uji kandungan krom pada air limbah cair dan airtanah digunakan sebagai validasi data. Hasil penelitian menunjukkan bahwa telah terjadi pencemaran airtanah bebas di sekitar kawasan industri penyamakan kulit dan disekitar saluran drainase yang tidak kedap air. Hal ini dikarenakan nilai DHL airtanah sebesar >900 µmhos/cm, nilai tahanan jenis airtanah <10 Ωmeter, dan kandungan krom pada sampe air >0,05mg/L. Pencemaran airtana di titik geolistrik 1 (G1) teridentifikasi pada kedalaman 5 meter dengan nilai tahanan jenis antara 3,30-9,16 Ωmeter. Hal ini dikonfirmasi dengan nilai DHL pada sumur terdekat G1 memiliki nilai DHL sebesar 1613 µmhos/cm. Pada titik geolistrik 2 (G2), pencemaran airtanah teridentifikasi pada kedalaman 7 meter dengan nilai tahanan jenis 3,05-7,81 Ωmeter. Nilai DHL sumur terdekat dengan titik G2 adalah sebesar 1516 µmhos/cm. Selanjutnya di titik geolistrik 3 (G3), pencemaran airtanah teridentifikasi pada kedalaman 3,73 meter dengan nilai tahanan jenis 1,33-8,61 Ωmeter dengan nilai DHL sumur terdekat 1144 µmhos/cm. Identification of groundwater contamination in leather tanning liquid waste can be carried out by using the geoelectric method because the tannery industrial liquid waste contains heavy metal elements chromium which affect the value of electrical conductivity (DHL) and the value of groundwater resistivity. This research was conducted in a part of Sitimulyo Village, Piyungan, Bantul. Therefore, the objectives of this study are 1) to map the groundwater pollution by the tannery industrial liquid waste based on the distribution of the value of DHL and 2) to identify groundwater contamination by liquid waste around the tannery industrial area based on the resistivity value. This research method uses groundwater level measurements and DHL as many as 36 well points, geoelectric estimation of the Electrical Resistivity Tomography (ERT) method for 3 passes with a depth of 11.8 m-15.9m and a test of the chromium content in liquid wastewater and groundwater as much as 10 water sample. The chromium content test in wastewater and groundwater was used as data validation. The results showed that there has been contamination of unconfined groundwater around the tannery industrial area and around non-waterproof drainage channels. This is because the groundwater DHL value is> 500 µmhos / cm, the groundwater resistivity value is <10 Ωmeter, and the chromium content of the water sample is> 0.05mg / L. Water pollution at geoelectric point 1 (G1) was identified at a depth of 5 meters with a resistivity value between 3.30-9.16 Ωmeter. This is confirmed by the DHL value of the nearest well G1 which has a DHL value of 1613 µmhos / cm. At geoelectric point 2 (G2), groundwater contamination is identified at a depth of 7 meters with a resistivity value of 3.05-7.81 Ωmeter. The DHL value of the well closest to point G2 is 1516 µmhos / cm. Furthermore, at geoelectric point 3 (G3), groundwater contamination was identified at a depth of 3.73 meters with a resistivity value of 1.33-8.61 Ωmeter with the nearest well's DHL value of 1144 µmhos / cm.
The greywacke sandstone in the Bulukuning area, Banjarnegara where was previously proposed as the Bulukuning Formation is part of the Luk Ulo Mélange Complex. In general, these molassic deposits show alternation between siltstone and siltstone with thin bedding deposited in the foreland basin. The Eocene sandstones are in some parts associated with the boudin structure, folded and cut by faults in the contractional regime. This study aims to determination of boudin type, structural orientation is highly correlated with deformation mechanism. This mechanism of deformation can be formed in different deformation periods. The correlation between the orientation of the systematic fault P-foliation, Y-shear, and R shows that the formation of boudinage is thought to be affected by the presence of a right movement (dextral), which follows the principle of the riedel shear. The deformation mechanism in the formation of sandstone boudin structures embedded in the scaly clay matrix is thought to be affected by plastic (ductile) by following the simple shear principle.
Kawasan Geopark Karangsambung-Karangbolong, Jawa Tengah merupakan Kawasan dengan fungsi edukasi, konservasi, wisata serta pemberdayaan masyarakat menuju pembangunan berkelanjutan. Dalam pemerataan pembangunan terutama sektor-sektor penting sangat diperlukan. Ancaman longsor pada bagian utara Kawasan Geopark Karangsambung-Karangbolong, terutama Kecamatan Sadang memiliki kriteria ancaman tinggi hingga sedang, dan hanya sedikit yang memiliki kriteria rendah. Hal ini menjadi masalah dalam pembangunan apabila tidak dilakukan pemetaan secara detail. Teknologi akuisisi data menggunakan UAV (Unmanned Aerial Vehicle) dapat digunakan untuk melakukan pemetaan secara cepat dan detail dengan biaya lebih terjangkau. Penelitian ini bertujuan untuk melakukan analisis kelayakan lokasi yang dimiliki pemerintah daerah terkait sebagai bahan pertimbangan dalam perencanaan bangunan strategis. Metode yang digunakan dalam penelitian ini adalah pendekatan analisis spasial dan pengukuran lapangan. Pemotretan udara dilakukan dengan resolusi spasial antara 2-3cm cm dengan ketinggian jelajah UAV antara 100 – 120 m di atas permukaan tanah. Berdasarkan hasil pemotretan udara didapat data model spasial dan bangunan fisik berupa kantor masih dapat direncanakan pada lokasi lain. Kata Kunci: UAV, longsor, spasial, model, Geopark Karangsambung-Karangbolong
Keywords: Islamic financial institution, human resources PendahuluanLembaga Keuangan Islam (LKI) mulai tumbuh subur di Indonesia, maka secara natural ada sebuah tuntutan menciptakan sumber daya manusia yang beraklak tinggi dan profesinal dalam menjalankan tugas misi dan visinya. Berbicara masalah sumber daya manusia, sebenarnya dapat kita lihat dari dua aspek, yakni kuantitas dan kualitas. Lembaga keuangan Islam membutuhkan dua aspek tersebut.Lembaga keuangan Islam akan eksis bila didukung oleh sumber daya manusia yang memadai untuk pengembangan lembaga keuangan Islam, yang notabene penduduk Indonesia sebagai negara pemeluk Islam yang paling besar di dunia, sehingga pangsa pasar untuk
Islamic financial institutions began to flourish in Indonesia. Naturally there is a demand for creating human resources with good morality and professional in carrying out its duty, mission and vision. Talking about human resources, in fact, we can see from two aspects, namely the quantity and quality. Islamic financial institution requires two aspects. Islamic financial institutions will exist when supported by adequate human resources for the development, which is actually Indonesian with the biggest Muslim country of in the world, so that the market share for Islamic financial Institution is very potential. Therefore, it is ironic if the Islamic financial institution can not flourish in Indonesia. It is necessary for strategic steps in the establishment of the Islamic financial Institutions. Thus, Islamic character of this vision is a solution that is a manifestation of human nature as a creature of Allah, who is in every movement and steps always use the rules set by Allah. The occurrence of fraud by operators of Islamic financial institutions because he is out of the nature of faith and choose the wrong path. So it is important for a leader being model, to pay attention, oversee, audit and punish managers who disapprove his nature, both in financial terms and non financial problems. Founder, trustees, managers may commit violation because of unlimited power, due to excessive power. Excessive confidence sometimes opens human opportunities to get out of the nature of faith. This article will try to explain the development of human resources in Islamic financial institutions, which includes the importance of human resources planning, the principles of employees planning in Islamic financial institutions, the process of human resources planning in Islamic financial institutions, the values of recruitment, the stages of recruitment, the technique of potential seeking in recruitment, and so forth. Keywords: Islamic financial institution, Human resources
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