ECOTROPHIC : Jurnal Ilmu Lingkungan (Journal of Environmental Science)最新文献

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SKENARIO PENGELOLAAN KEPESISIRAN BERKELANJUTAN KABUPATEN BUTON SELATAN, PROVINSI SULAWESI TENGGARA
ECOTROPHIC : Jurnal Ilmu Lingkungan (Journal of Environmental Science) Pub Date : 2020-12-24 DOI: 10.24843/ejes.2020.v14.i02.p01
La Ode Alisyukur, S. Sunarto, M. A. Marfai
{"title":"SKENARIO PENGELOLAAN KEPESISIRAN BERKELANJUTAN KABUPATEN BUTON SELATAN, PROVINSI SULAWESI TENGGARA","authors":"La Ode Alisyukur, S. Sunarto, M. A. Marfai","doi":"10.24843/ejes.2020.v14.i02.p01","DOIUrl":"https://doi.org/10.24843/ejes.2020.v14.i02.p01","url":null,"abstract":"The coastal zone of South Buton Regency consists of unique ecosystems and abundant natural resources, but facing problems, mainly in terms of conflict between economic needs and ecological aspects. This study aims to set up scenarios for sustainable coastal zone management (SCZM) in South Buton Regency that are synergistic and benefit all stakeholders, without disregarding the principals of ecological conservation. Data were collected by interviews and field observations and were analyzed using prospective analysis method. Comprehensive analyisis were performed encompassing the effects and interactions of key components of the successfulness of the SCZM in South Buton based on the stakeholders desires. Three environmental management scenarios were assessed, namely: the conservative-pessimistic scenario, in which refinements for the key components are at minimum levels, the moderate-optimistic scenario, in which refinements for the key components are about 50%, and the progressive-optimistic scenario, in which all the key components are addressed for refinements. Results of the prospective analysis show that the moderate-optimistic scenario was the most appropriate scheme to be implemented for the sustainable coastal zone management in South Buton Regency, follows by progressive-optimistic and conservative-pessimistic scenarios, respectively. \u0000Keywords: Coastal zone; Key components; Prospective analysis; Environmental management","PeriodicalId":207732,"journal":{"name":"ECOTROPHIC : Jurnal Ilmu Lingkungan (Journal of Environmental Science)","volume":"29 1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2020-12-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122205465","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
LAND SUBSIDENCE ANALYSIS OBSERVED BY PS-INSAR METHOD IN SOUTHERN PART OF BALI, INDONESIA (A CASE STUDY OF DENPASAR AND BADUNG AREA) 基于ps-insar方法的印尼巴厘岛南部地面沉降分析(以登巴萨和巴东地区为例)
ECOTROPHIC : Jurnal Ilmu Lingkungan (Journal of Environmental Science) Pub Date : 2020-12-24 DOI: 10.24843/ejes.2020.v14.i02.p11
Made Ryan Dwiputra, T. Osawa, I. W. G. A. Karang
{"title":"LAND SUBSIDENCE ANALYSIS OBSERVED BY PS-INSAR METHOD IN SOUTHERN PART OF BALI, INDONESIA (A CASE STUDY OF DENPASAR AND BADUNG AREA)","authors":"Made Ryan Dwiputra, T. Osawa, I. W. G. A. Karang","doi":"10.24843/ejes.2020.v14.i02.p11","DOIUrl":"https://doi.org/10.24843/ejes.2020.v14.i02.p11","url":null,"abstract":"The utilization of groundwater unwise leads to problems for the life of sentient beings. The majority of environmental damage, mainly by groundwater utilization, is done or caused by human activities. The land subsidence, drought, seawater intrusion are some examples of damage caused by groundwater utilization unwise. This research aims to estimate land subsidence in southern Bali and analyze groundwater level reduction with land subsidence. The PS-InSAR technique to monitor land subsidence has been carried out in several regions in Indonesia and other countries. In this study, 38 images of Sentinel-1 taken from February 2015 to December 2018 are used to analyze the PS-InSAR technique. Land subsidence is found in Denpasar Utara district and Kerobokan district with deformation in -8 mm to -19 mm and velocity up to -5 mm/year. The utilization of groundwater causing land subsidence in Southern Bali is no significant relationship with coefficient correlation 0,16 and influenced only 2,7%. Limited groundwater data also influences the correlation between groundwater utilization and the occurrence of land subsidence. Keywords: Land Subsidence; Sentinel-1A; PS-InSAR; Southern Bali.","PeriodicalId":207732,"journal":{"name":"ECOTROPHIC : Jurnal Ilmu Lingkungan (Journal of Environmental Science)","volume":"23 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2020-12-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122439972","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
KUALITAS LINGKUNGAN PERAIRAN PANTAI DI SEKITAR LOKASI TAMBAK PERIKANAN KECAMATAN GEROKGAK KABUPATEN BULELENG BALI
ECOTROPHIC : Jurnal Ilmu Lingkungan (Journal of Environmental Science) Pub Date : 2020-12-24 DOI: 10.24843/ejes.2020.v14.i02.p02
Beny Mustofa, I. W. Arthana, N. L. Watiniasih
{"title":"KUALITAS LINGKUNGAN PERAIRAN PANTAI DI SEKITAR LOKASI TAMBAK PERIKANAN KECAMATAN GEROKGAK KABUPATEN BULELENG BALI","authors":"Beny Mustofa, I. W. Arthana, N. L. Watiniasih","doi":"10.24843/ejes.2020.v14.i02.p02","DOIUrl":"https://doi.org/10.24843/ejes.2020.v14.i02.p02","url":null,"abstract":"The purpose of this study was to determine the quality of waters, community structure of phytoplankton and zooplankton around the fishponds waters of Gerokgak Subdistrict. This research was conducted for 2 months, from May to June 2019. There were three sampling locations, namely in Gerokgak, Patas and Sumberkima Villages. The research method used was field research using quantitative analysis of phytoplankton biological indice. The waters condition around the Gerokgak Subdistrict waters was rather polluted, except for the around Sumberkima Village waters. The quality of the waters of Sumberkima Village was better than that of Gerokgak Village and Patas Village waters. Plankton abundance in the waters of Sumberkima Village was slightly low. The highest abundance of plankton in the waters of Patas Village and the lowest in Gerokgak Village waters. The dominant type of plankton was Cyanophyceae (blue-green algae). \u0000Keywords: water quality; plankton; species; abundance.","PeriodicalId":207732,"journal":{"name":"ECOTROPHIC : Jurnal Ilmu Lingkungan (Journal of Environmental Science)","volume":"63 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2020-12-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123317071","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
PENGARUH PENAMBAHAN LUMPUR AKTIF PADA BIOFILTER ANOKSIK-OKSIK DALAM MENURUNKAN KADAR AMONIA AIR LIMBAH RUMAH SAKIT
ECOTROPHIC : Jurnal Ilmu Lingkungan (Journal of Environmental Science) Pub Date : 2019-05-31 DOI: 10.24843/EJES.2019.V13.I01.P06
Wayan Trisna Dewi, I. B. Suyasa, I. N. Rai
{"title":"PENGARUH PENAMBAHAN LUMPUR AKTIF PADA BIOFILTER ANOKSIK-OKSIK DALAM MENURUNKAN KADAR AMONIA AIR LIMBAH RUMAH SAKIT","authors":"Wayan Trisna Dewi, I. B. Suyasa, I. N. Rai","doi":"10.24843/EJES.2019.V13.I01.P06","DOIUrl":"https://doi.org/10.24843/EJES.2019.V13.I01.P06","url":null,"abstract":"Development of the population and the increasing demand for health services has led to the increase in the number of hospitals, both government hospital and privet hospitals. The presence of ammonia as a result of protein decomposition can be toxic in the waters. The application of anoxic-oxic biofilter system is an attempt to be able to reduce ammonia levels in hospital wastewater. In the process of anoxic-oxic biofilter, contact occurs between the gravel media and microorganism to form biofilms which can accelerate the degradation of organic matter and the nitrification process. \u0000This study aims to obtain the best activated sludge source in reducing ammonia levels of wastewater applied to the anoxic-oxic biofilter system applied. This research was contucted in two stages in which the first stage of active mud nursery was carried out from three sources, namely WWTP Wangaya Hospital Denpasar, WWTP of PTN Hospital Udayana University and WWTP of Bangli Hospital for six days. At this stage a Mixed Liquor Volatile Suspended Solid (MLVSS) value is measured which shows the growth rate of biomass in activated sludge. The second stage is applivation of avtivated sludge and control to the anoxic-oxic biofilter system to reduce ammonia levels in hospital wastewater for five days of processing. This study use a randomized block design with four treatments and three replication. \u0000The results showed that the best activated sludge was obtained through nursery from WWTP of Wangaya Denpasar Hospital which was shown by the highest biomass growth (MLVSS Value) of 2433.3 mg/L and the highest reduction in ammonia reached a final level of 0.53 mg/L. The levels of effectiveness of the process of decreasing ammonia levels by 94.70% and has been able to pass the specified quality standard effectiveness percentage (90%) for five days of processing. The value of this effectiveness is the highest compared to the controls and other activated sludge treatment.","PeriodicalId":207732,"journal":{"name":"ECOTROPHIC : Jurnal Ilmu Lingkungan (Journal of Environmental Science)","volume":"7 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-05-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122502152","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
EVALUATION OF LAND USE WITH LAND CAPABILITY CLASSIFICATION USING SATELLITE DATA AND GIS IN BATUR UNESCO GLOBAL GEOPARK 基于卫星数据和gis的巴图尔联合国教科文组织世界地质公园土地利用评价
ECOTROPHIC : Jurnal Ilmu Lingkungan (Journal of Environmental Science) Pub Date : 2019-05-31 DOI: 10.24843/EJES.2019.V13.I01.P07
P. Utama, I. Adnyana
{"title":"EVALUATION OF LAND USE WITH LAND CAPABILITY CLASSIFICATION USING SATELLITE DATA AND GIS IN BATUR UNESCO GLOBAL GEOPARK","authors":"P. Utama, I. Adnyana","doi":"10.24843/EJES.2019.V13.I01.P07","DOIUrl":"https://doi.org/10.24843/EJES.2019.V13.I01.P07","url":null,"abstract":"Development in ??Batur UNESCO Global Geopark has increased significantly in recent years. The land use changes in Bangli regency that the plantation, built-up/residential and tourism support facilities development increased quickly, especially in Kintamani district. To know the suitability of land use in Batur UNESCO Global Geopark area, it is necessary to evaluate land use with land capability classification. Landsat 8 remote sensing data on 27 September 2017 was used to create land use maps. Land use maps obtained through the process of image classification using supervised classification method and verified by ground check, this technique result 10 classes of land use. Land capability class map generated from improvisation overlay methods, reclassification of differentiator classes into the differentiator value of a raster data pixel (differentiator pixel value method). Furthermore, to evaluate of land use suitability was conducted by comparing land use with land capability class. In this process, there is an overlay between the land use maps with land capability class map using geographic information system (GIS). The results of evaluation land use in Batur UNESCO Global Geopark with land capability class overall has suitable area 15,764.78 ha (88.49%), not suitable area 1,767.48 ha (9.92%) and not detected/cloud interference 283.67 ha (1.59%).","PeriodicalId":207732,"journal":{"name":"ECOTROPHIC : Jurnal Ilmu Lingkungan (Journal of Environmental Science)","volume":"130 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-05-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132019630","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
DINAMISASI DAN PRODUKTIVITAS PRIMER SUNGAI CITARUM PROVINSI JAWA BARAT 西爪哇省柑橘河的原动力与生产力
ECOTROPHIC : Jurnal Ilmu Lingkungan (Journal of Environmental Science) Pub Date : 2019-05-31 DOI: 10.24843/EJES.2019.V13.I01.P03
Anggi Suprabawati, Ari Hardian, Eki Al Ghifari
{"title":"DINAMISASI DAN PRODUKTIVITAS PRIMER SUNGAI CITARUM PROVINSI JAWA BARAT","authors":"Anggi Suprabawati, Ari Hardian, Eki Al Ghifari","doi":"10.24843/EJES.2019.V13.I01.P03","DOIUrl":"https://doi.org/10.24843/EJES.2019.V13.I01.P03","url":null,"abstract":"Monitoring the quality of the river is essentially to know the status of the periodic quality of the river. Good assessment of river water quality should use a combination of physical, chemical and biological parameters. One way that can be done to describe water quality in an area is the primary productivity in the water. Primary productivity is the amount of organic material produced by autotrophic organisms with the help of sunlight. Perifiton as a river microorganism, will provide dissolved oxygen (DO) through photosynthesis to maintain most of the life of the surrounding water, then Periphyton can respond quickly to environmental changes, this is an indicator of changing conditions (Gaiser 2008 and Lakewatch, 2000) in Brown and Wright (2016) Chemical reactions that occur in the aquatic environment also involve interactions between ions and other phases. Some important interactions in the waters are the occurrence of photosynthesis by algae and the exchange of dissolved solids with dissolved gases in water. The same exchange occurs when bacteria degrade organic matter (often in the form of particles) in water. Some important elements move around in aquatic systems as colloidal chemical compounds or are absorbed into soil particles. The equilibrium of physical chemical reactions in waters involves sediment, gas, and water. Sediment is a layer of material or material that covers the bottom of small rivers, lakes, reservoirs, bays, and oceans. Sediments contain fine mixtures and subtle minerals, including clay, silt, and sand, which mix with organic materials. These materials may experience changes in composition from pure mineral ingredients to main organic ingredients. Sediments contain biological ingredients, chemicals, and pollutants in water. \u0000Keywords: Primary Productivity; citarum river ; sediment; water test parameter","PeriodicalId":207732,"journal":{"name":"ECOTROPHIC : Jurnal Ilmu Lingkungan (Journal of Environmental Science)","volume":"148 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-05-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116559737","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
ANALISIS PENCEMARAN Cr(VI) DI SUNGAI BADEK, KOTA MALANG DENGAN MENGGUNAKAN BIOFILM 利用生物膜对马良市 BADEK SUNGAI 保护六价铬的分析
ECOTROPHIC : Jurnal Ilmu Lingkungan (Journal of Environmental Science) Pub Date : 2019-05-31 DOI: 10.24843/EJES.2019.V13.I01.P02
Andi Kurniawan, Lutfi Ni’matus Salamah, Putri Dwiyan Jayati
{"title":"ANALISIS PENCEMARAN Cr(VI) DI SUNGAI BADEK, KOTA MALANG DENGAN MENGGUNAKAN BIOFILM","authors":"Andi Kurniawan, Lutfi Ni’matus Salamah, Putri Dwiyan Jayati","doi":"10.24843/EJES.2019.V13.I01.P02","DOIUrl":"https://doi.org/10.24843/EJES.2019.V13.I01.P02","url":null,"abstract":"One of the most severe environmental problems is heavy metal pollution such as Cr(VI) in aquatic ecosystems.  Cr(VI) is toxic and carcinogenic heavy metals pollutants that persistent and easily accumulated through the food web. Accumulation of Cr(VI) concentration in the aquatic ecosystem gradually increases with the increases of industrial activity. Therefore, Cr(VI) concentration in aquatic ecosystems should be monitored continuously, and thus, suitable and accuracy monitoring technologies are necessary. This study analyzed the utilization of biofilm as a biomonitoring agent of Cr(VI) in the Badek River, Malang City. The concentration of Cr(VI) inside the biofilm and the surrounding water of biofilm were investigated. The results revealed that the concentrations of Cr(VI) inside the biofilms were hundred times higher than the surrounding water. The biofilm may accumulate Cr(VI) from the surrounding water resulting in the Cr(VI)-rich microenvironment inside the biofilm. The adsorbed Cr(VI) is retained mostly in the interstitial water of the biofilm matrices. The findings in this study suggested that the biofilm can be used as a potential biological agent to monitor of Cr(VI) pollutant in the river ecosystems.","PeriodicalId":207732,"journal":{"name":"ECOTROPHIC : Jurnal Ilmu Lingkungan (Journal of Environmental Science)","volume":"119 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-05-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134231497","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
PENGELOLAAN LAHAN BANTARAN SUNGAI BEDOG BERBASIS KOMUNITAS KARANG TARUNA GUNA MENDUKUNG PEMBANGUNAN BERKELANJUTAN 贝狗河沿岸的土地管理,以支持可持续发展
ECOTROPHIC : Jurnal Ilmu Lingkungan (Journal of Environmental Science) Pub Date : 2019-05-31 DOI: 10.24843/EJES.2019.V13.I01.P01
Alfin Julianto, Iis Prasetyo
{"title":"PENGELOLAAN LAHAN BANTARAN SUNGAI BEDOG BERBASIS KOMUNITAS KARANG TARUNA GUNA MENDUKUNG PEMBANGUNAN BERKELANJUTAN","authors":"Alfin Julianto, Iis Prasetyo","doi":"10.24843/EJES.2019.V13.I01.P01","DOIUrl":"https://doi.org/10.24843/EJES.2019.V13.I01.P01","url":null,"abstract":"ABSTRACT \u0000BEDOG RIVER MANAGEMENT BASED ON KARANG TARUNA COMMUNITIES TO SUPPORT SUSTAINABLE DEVELOPMENT \u0000This article is intended to discuss the process of community empowerment through the management of the Bedog River bank to support the pillars of sustainable development and great support from the management of the Bedog River in Munengan Hamlet, Sidoluhur Village, Godean District, Sleman Regency, Yogyakarta. This research is a descriptive qualitative research type. The subjects of this study were managers of fish ponds, youths of youth in Munengan Hamlet, Sidoluhur Village, and community of Munengan Hamlet, Sidoluhur Village. Data collection is done by using observation, interview, and documentation techniques. Data analysis techniques are data collection, data reduction, data presentation, and conclusion. The validity of research data using source triangulation and methods. The results of this study are: First, community empowerment through the Karang Taruna Bakti Community as an effort to manage the Bedog River bank starts from the process of awareness, reflection, and action on the management of river banks by planting water guava and passion fruit plants. Second, efforts to utilize riverbanks are beneficial for the riverbank environment and the community of Munengan Hamlet, Sidoluhur Village. The guava and passion fruit plants will produce fruit and the trees can preserve the ecology of the Bedog River banks from abrasion and support the pillars of sustainable development. \u0000Keywords: Management; Riverbanks; Sustainable Development; Karang Taruna Community \u0000 ","PeriodicalId":207732,"journal":{"name":"ECOTROPHIC : Jurnal Ilmu Lingkungan (Journal of Environmental Science)","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-05-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129690412","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
EVALUATION OF WATER QUALITY USING POLLUTION INDEX IN CIMANUK WATERSHED, INDONESIA 利用污染指数评价印尼cimanuk流域水质
ECOTROPHIC : Jurnal Ilmu Lingkungan (Journal of Environmental Science) Pub Date : 2019-05-31 DOI: 10.24843/EJES.2019.V13.I01.P08
A. Nurrohman, M. Widyastuti, S. Suprayogi
{"title":"EVALUATION OF WATER QUALITY USING POLLUTION INDEX IN CIMANUK WATERSHED, INDONESIA","authors":"A. Nurrohman, M. Widyastuti, S. Suprayogi","doi":"10.24843/EJES.2019.V13.I01.P08","DOIUrl":"https://doi.org/10.24843/EJES.2019.V13.I01.P08","url":null,"abstract":"Land use is one of the macro parameters that affects water quality in a watershed. The Cimanuk watershed which is dominated by agricultural land use and settlements has encountered a decline in water quality. There are eight parameters including pH, TDS, TSS, Nitrate, Phosphate, Sulphate, BOD, and COD analyzed to evaluate water quality utilizing the Pollution Index (IP) method. This research has provided a clear understanding of the status of water quality in the Cimanuk watershed based on six monitoring points carried out at the start of the 2018 rainy season. Overall, the IP values obtained ranged from 2.05 to 5.96 with the lightly polluted category at points A, B, C, D, and E, while for point F it was in the moderately polluted category. The key parameters that have the most influence on water quality pollution are Nitrate, Phosphate, Sulphate from fertilization activities in agricultural land, while runoff from settlements contribute to increasing parameters of  BOD and COD. These results can be beneficial for sustainable management of water and land resources in the Cimanuk watershed.","PeriodicalId":207732,"journal":{"name":"ECOTROPHIC : Jurnal Ilmu Lingkungan (Journal of Environmental Science)","volume":"25 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-05-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121478519","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
STUDY OF INTERNAL SOLITARY WAVES FEATURE EXTRACTION BASED ON STATIONARY WAVELET TRANSFORM BY SENTINEL-1A IMAGE IN LOMBOK STRAIT 基于平稳小波变换的龙目岛sentinel-1a图像内孤立波特征提取研究
ECOTROPHIC : Jurnal Ilmu Lingkungan (Journal of Environmental Science) Pub Date : 2019-05-31 DOI: 10.24843/EJES.2019.V13.I01.P04
Chonnaniyah Chonnaniyah, T. Osawa, I. W. G. A. Karang
{"title":"STUDY OF INTERNAL SOLITARY WAVES FEATURE EXTRACTION BASED ON STATIONARY WAVELET TRANSFORM BY SENTINEL-1A IMAGE IN LOMBOK STRAIT","authors":"Chonnaniyah Chonnaniyah, T. Osawa, I. W. G. A. Karang","doi":"10.24843/EJES.2019.V13.I01.P04","DOIUrl":"https://doi.org/10.24843/EJES.2019.V13.I01.P04","url":null,"abstract":"Stationary Wavelet Transform (SWT), mother function Symlet 4, shows an effective method for Internal Solitary Waves (ISW) feature extraction and four parameters (soliton numbers, first crest length, wavelength and propagation direction) estimation by Sentinel-1A C-band Synthetic Aperture Radar (SAR) imagery in Lombok Strait. The ISW feature can be distinguished from other features using the SWT noise reduction process and simple thresholding methods. ISW feature extraction results by SAR images can show ISW characteristics more clearly and can be used as a basis for obtaining ISW spatial-temporal distribution maps in the Lombok Strait. Our estimation results show that the arc-like type of ISW in the Lombok Strait propagated to the north of the sill with the detected soliton numbers are 2 solitons per packets with a wavelength about 3.20 km and the first crest length varies about 60.27 km near the Kangean Island with the propagation direction about 50.38 degree to the North.","PeriodicalId":207732,"journal":{"name":"ECOTROPHIC : Jurnal Ilmu Lingkungan (Journal of Environmental Science)","volume":"32 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-05-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125361461","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
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