Undergraduate Theses
Undergraduate Theses
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Karakteristik Arang Aktif dari Tandan Aren (Arenga longipes Mogea) serta Formulasinya sebagai Sabun Cair Cuci Tangan Ramah Lingkungan
(Universitas Sumatera Utara, 2024)Activated charcoal is a carbon material with excellent absorption capacity towards anions, cations, and molecules in the form of organic and inorganic compounds, both in the liquid and gas phases. This study aims to ... -
Karakteristik Arang Aktif dari Pelepah Aren (Arenga longipes Mogea) serta Formulasinya sebagai Masker Clay
(Universitas Sumatera Utara, 2024)Activated carbon is.one.of.the.needs in the industrial sector in.Indonesia, one of which is the cosmetics industry. Palm fronds (Arenga longipes Mogea) are one of the potential raw materials for activated charcoal. This ... -
Sifat Fisis Mekanis Papan Laminasi Bambu Belangke (Gigantochloa pruriens) Termodifikasi Asam Sitrat, Boraks, dan Polistirena
(Universitas Sumatera Utara, 2024)Belangke bamboo can be used as raw material for laminate boards. However, the problem with bamboo is it easily attacked by destructive organisms, so chemical modifications are need to be carried out to increase the strength ... -
Peran Serta Kelompok Tani Hutan Penghijauan Maju Bersama dalam Pelestarian Mangrove di Desa Pasar Rawa, Kabupaten Langkat
(Universitas Sumatera Utara, 2024)Mangrove forest ecosystems are highly vulnerable to damage and are extremely fragile. Direct impacts, such as illegal logging and indirect impacts such as water pollution due to erosion, oil pollution and changes in water ... -
Model Distribusi Spasial Kehilangan Biomassa Akibat Perambahan Mangrove di Desa Lubuk Kertang, Kecamatan Brandan Barat, Kabupaten Langkat
(Universitas Sumatera Utara, 2024)Mangrove forests are a group of tropical coastal vegetation that generally grows on muddy soil in coastal areas or at river estuaries that are influenced by tides. Biomass loss in the mangrove area in Lubuk Kertang Village ... -
Karakteristik Sosial Ekonomi Masyarakat, Jenis Tanaman dan Pemanfaatan Lahan pada Desa-Desa Konflik Orangutan Tapanuli (Pongo tapanuliensis) di Lansekap Batang Toru
(Universitas Sumatera Utara, 2024)This research addresses the emerging conflict between the community and the Orangutan Tapanuli (Pongo tapanuliensis) in Landscape Batang Toru. The existence of this endemic species has led to tension regarding land use and ... -
Potensi Limbah Daun Eucalyptus Sp Hasil Penebangan HTI sebagai Bahan Baku Minyak Atsiri PT Toba Pulp Lestari Tbk Sektor Aek Nauli
(Universitas Sumatera Utara, 2024)Eucalyptus is a superior type of industrial plantation forest (HTI). Currently, Eucalyptus is only used for the wood part, while the leaves are discarded as unusable waste. Eucalyptus leaves can be used as non-timber forest ... -
Pemanfaatan Kulit Kayu dan Kayu Pohon Mangrove sebagai Zat Warna Alami pada Media Kain
(Universitas Sumatera Utara, 2024)The textile industry is one of the contributors to waste in the world including liquid dye waste. The use of natural dyes can be an alternative to reducing such waste. Indonesia has extensive mangroves, reaching around ... -
Estimasi Kandungan Biomassa dan Karbon pada Hutan Mangrove di Desa Pekan Besitang Kabupaten Langkat
(Universitas Sumatera Utara, 2024)Global warming is a major issue because it impacts living things due to global climate change. Mitigation efforts can be carried out to anticipate global warming, one of which is through mitigating carbon absorption by ... -
Produktivitas Kerja dan Biaya Penyadapan Getah Pinus (Pinus merkusii) di PT. Inhutani V Desa Parik Sabungan Kabupaten Tapanuli Utara
(Universitas Sumatera Utara, 2024)Pine is a tree that produces wood with high economic value and Pine is also a tree that produces wood with high economic value and also produces sap, so it is known as a dual function tree. Tapping pine resin is an activity ... -
Persepsi Kelompok Tani Hutan Penghijauan Maju Bersama terhadap Pengelolan Mangrove di Desa Pasar Rawa Kabupaten Langkat
(Universitas Sumatera Utara, 2024)The perception of the community around mangroves is needed in mangrove management to know the design of management actions that will be carried out in an effort to preserve mangroves. This research aims to evaluate the ... -
Analisis Spasial Pendugaan Erosi dan Pemilihan Strategi Mitigasi di Daerah Aliran Sungai (DAS) Belumai Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2024)Information on erosion estimation in watersheds is very important for watershed management. One of the determinants of land criticality is the occurrence of high erosion. Erosion causes the top layer of fertile soil needed ... -
Keragaman Pertumbuhan dan Pendugaan Kualitas Kayu Jati (Tectona grandis Linn f.) yang Ditanam dengan Sistem Agroforestri
(Universitas Sumatera Utara, 2024)Teak (Tectona grandis Linn f.) is a type of wood that is known as quality wood, with a high level of durability and strength, and is easy to work with. Good plant management is the best solution to meet the increasing ... -
Potensi Biomassa dan Simpanan Karbon pada Tegakan Gaharu di Desa Hessa Perlompongan dan Kelurahan Sidomukti Kabupaten Asahan
(Universitas Sumatera Utara, 2024)One of the environmental issues that is being widely discussed at the moment is climate change due to global warming. Forests provide indirect benefits, namely as absorbers of carbon dioxide (CO2). Plants absorb CO2 when ... -
Analisis Spasial Kerawanan Longsor di Daerah Aliran Sungai (DAS) Belumai Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2024)Information on landslide vulnerability in watersheds is essential for natural disaster reduction and sustainable development. Landslides endanger infrastructure, human life, and the environment. One of the critical watersheds ... -
Estimasi Kandungan Biomassa dan Cadangan Karbon pada Hutang Mangrove di Desa Sei Nagalawan Kabupaten Serdang Bedagai
(Universitas Sumatera Utara, 2024)Global warming is very influential in changing the earth's climate which affects all lines of living creatures. The increase in the concentration of greenhouse gases in the earth's atmosphere is caused by global warming ... -
Optimasi Ekstraksi Kayu Mahoni (Swietenia mahagoni) dan Aplikasinya sebagai Zat Warna Alami Agen Antibakteri Antioksidan pada Tekstil
(Universitas Sumatera Utara, 2024)The textile industry in Indonesia is currently showing quite rapid development. The development of natural dyes for Indonesia has great potential because it is rich in plant species that can produce dyes. The use of ... -
Deteksi dan Pola Perambahan Kawasan Hutan Mangrove Menggunakan Citra Satelit Sentinel 2 di Lubuk Kertang Kabupaten Langkat
(Universitas Sumatera Utara, 2024)Encroachment that occurs in the Lubuk Kertang mangrove forest area shows a negative value where the area of the mangrove ecosystem has decreased every year. The research objectives were to calculate the area of encroachment, ... -
Estimasi Biomassa dan Stok Karbon pada Hutan Mangrove di Desa Gambus Laut Kecamatan Lima Puluh Kabupaten Batubara
(Universitas Sumatera Utara, 2024)Mangrove forests are commonly found along tropical and subtropical coasts in tidal zones and are the only known woody halophytes. Mangrove forests are one of the most productive and efficient long-term natural carbon sinks, ... -
Ketahanan Papan Partikel Berbahan Limbah Padat Organik terhadap Serangan Rayap Tanah (Coptotermes curvignathus)
(Universitas Sumatera Utara, 2024)Particle boards made from lignocellulosic materials derived from wood are susceptible to attack by wood-destroying insects, especially termites. As wood-eating insects (xylophagus), termites need the cellulose contained ...
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