Ridwan Adi Surya

Universitas Haluoleo | UNHALU · Department of Environmental Science

Water supply is closely related to geographical and climatic factors on the watershed area. Tank model is one of the hydrological models used to analyze the characteristics of river flow using the data of rainfall and climate. This study was aimed to analyze the flow rate by using a tank model, which can describe the magnitude of hydrological proce...

Penurunan ketersediaan air akibat perubahan penggunaan lahan telah terjadi di Kabupaten Konawe, sedangkan permintaan air cenderung meningkat. Dari segi keberlanjutan penyediaan air, hal ini cukup mengkhawatirkan. Penelitian ini bertujuan menganalisis: (1) tingkat keberlanjutan, (2) faktor penting yang memengaruhi keberlanjutan, (3) peran kelembagaa...

The aim of this study was to processing, and analyzing the results of extraction of chemical compounds to fresh, boiled and dried pokea shell that can be applied in analyzing antioxidant activity and testing cytotoxic activity. This study consists of Extracting the components in the shell according to the polarity level so that the unknown bioactiv...

This study aims to analyze and determine the water quality status of the Laeya River for the provision of raw water in South Konawe Regency. This research was conducted in South Konawe Regency during 2022, using one method, namely the Pollution Index method. The Pollution Index method is used to determine the level of pollution from the Laeya River...

Pengabdian kepada masyarakat ini bertujuan memanfaatkan Belut Sawah (Monopterus albus) dalam pembuatan kopi belut dan abon belut berprotein tinggi sebagai alternatif bahan baku pangan fungsional lokal di Desa Wowasolo Kecamatan Wonggeduku Kabupaten Konawe. Manfaat yang diperoleh: (1) meningkatkan respon penerimaan positif di masyarakat Desa Wowasol...

Masyarakat Desa Aunupe memiliki permasalahan dalam pengelolaan potensi desa khususnya obyek wisata agro (agro-ekowisata). Permasalahan yang ada melingkupi aspek lingkungan, pengelolaan, hingga aspek sumber daya manusia. Diantaranya yaitu Desa Aunupe belum memiliki pengelolaan sampah yang baik dan optimal. Tujuan dari pengabdian kepada masyarakat in...

Clean water is a basic need of the community to live properly following the targets of development policies to realize the Cipta Karya program 100 – 0 – 100, namely 100% access to clean water, 0% slum settlements, and 100% access to good sanitation. Considering that clean water is an unlimited and sustainable need that must be fulfilled every day,...

Clean water is a basic need of the community to live properly following the targets of development policies to realize the Cipta Karya program 100 – 0 – 100, namely 100% access to clean water, 0% slum settlements, and 100% access to good sanitation. Considering that clean water is an unlimited and sustainable need that must be fulfilled every day,...

Background: Management of medical B3 waste during the COVID-19 pandemic is still very limited.At the Kendari City Regional General Hospital. B3 waste generation has increased from 24.324 kg in 2019 to 32.123 kg in 2020. In April 2021, the amount of B3 waste generation has reached 11,402 kg.There were several factors that affect the management of B3...

The aim of this study was to conduct phytochemical tests aimed at identifying the bioactive components present in the powder crude extract of pokea shell can be applied in analyzing antioxidant activity and testing cytotoxic activity. This study consists of phytochemical tests, including alkaloids, steroids, triterpenoids, saponins, and flavonoids....

For Kendari City, the NO2 concentration in the air measured on Jl. Abdullah Silondae is still below the quality standard. However, the NO2 concentration has increased and decreased based on the results of air monitoring from the Environment and Forestry Service regarding the Air Quality Index which is measured 2 times a year with NO2 parameters in...

Abstrak Pengabdian kepada masyarakat ini bertujuan mengaplikasikan vertiminaponik dan budikdamber di pekarangan rumah selama work from home bagi upaya peningkatan pendapatan ekonomi masyarakat dan memutus rantai penularan Covid-19 di Kabupaten Konawe. Manfaat dari penerapan program pengabdian masyarakat ini yaitu: (1) terbentuknya instalasi vertimi...

Abstract. Currently, infectious diseases are still a serious problem in Indonesia, especially with the wide spread resistance of microbes to antibiotics. Staphylococcus aureus as one of the common pathogens causing infection has experienced resistance to various classes of beta-lactam antibiotics known as Methicillin-resistant Staphylococcus aureus...

The rapid pace of development in Kendari has had an inevitable negative impact on environmental quality, including water quality degradation in Wanggu River. River water quality degradation is influenced by anthropogenic activities such as felling trees for land clearing, agricultural waste, and disposal of organic and inorganic waste into river bo...

Sertifikat Hak Atas Kekayaan Intelektual (HKI) Buku Kesehatan Lingkungan Bencana dan Tanggap Darurat.

Background:For Kendari City, the NO2 concentration in the air measured on Jl.Abdullah Silondae street still below the quality standard. However, the NO2 concentration has increased and decreased based on the results of air monitoring from the Environment and Forestry Service regarding the Air Quality Index which is measured 2 times a year with NO2...

Perbaikan lingkungan dengan penanaman mangrove berbasis masyarakat untuk mendukung wisata pesisir dilatar belakangi oleh garis pantai mengalami kemunduran dengan tingginya erosi pantai, kurangnya sentuhan iptek dalam pengelolaan mangrove, masyarakat tidak memiliki mata pencaharian alternatif dan kurangnya kesadaran masyarakat untuk menjaga dan meme...

Berbagai jenis kejadian bencana telah terjadi di Indonesia, baik bencana alam (natural disaster), bencana karena kegagalan teknologi maupun bencana karena ulah manusia (man-made disaster). Buku ini berisi tentang Tinjauan Kesehatan Lingkungan Bencana dan Tanggap Darurat, Permasalahan yang dihadapi dalam Penanganan Krisis Kesehatan Akibat Bencana, P...

TINJAUAN PENGELOLAAN SUMBERDAYA ALAM UNTUK PENYEDIAAN AIR BAKU BERKELANJUTAN Fenomena yang terjadi akhir-akhir ini terkait dengan eksistensi sumberdaya air adalah penurunan ketersediaan air sementara dilain pihak kebutuhan air terus mengalami peningkatan dari waktu ke waktu, hal ini merupakan konsekuensi logis dari pertambahan jumlah penduduk dan...

Microplastics represent one of the most current global concern issues for environmental and human health. The main concern is for aquatic ecosystems, a very large increase in the number of microplastics has recently transformed these compounds and their degradation products into one of the most common marine debris. To decompose plastic waste requi...

Staphylococcus aureus (S. aureus) is a round-shaped Gram-positive bacteria that caused infection in the human body. S. aureus infection can be inhibited by the use of antibiotics. However, these bacteria displayed resistance to some antibiotics. The purpose of this study is to determine the effects of Tembelekan (Lantana camara L.) and Kopasanda (C...

The awareness of farmers in using personal protective equipment, when spraying is still very low. So we need a participatory method in increasing the awareness of farmers in using personal protective equipment. The participatory method which proved to be quite significant in raising awareness was the participatory rural appraisal method. The purpo...

p>Heavy metal is one of the most pollutant loads that endangers the aquatic environment. Not only damaging the aquatic ecosystem, the presence of heavy metals also endangers the human health. This Research aims to determine the levels of heavy metals, especially Pb, Cu and Zn in water and also the sediments inside Kendari Bay waters. To determine t...

Penelitian ini bertujuan untuk mengetahui konsentrasi logam merkuri (Hg) dan kromium (Cr) pada air laut dan sedimen di lingkungan perairan Teluk Kendari. Penelitian ini dilaksanakan di kawasan perairan Teluk Kendari. Penelitian ini dilaksanakan pada bulan September sampai November 2017 dengan menggunakan metode AAS (Shimadzu Atomic Absorption/Flame...

Air quality is a major factor affecting human health. Air quality is determined by a variety of bacteriologists that exist in the indoor circulation system. Bacteria are one of the factors that involve nosocomial infections. Decreasing air quality causes nosocomial infections with an average of 9.8% cases in Indonesia. This study aims to determine...

One of the health problems caused by the work environment is the disruption of the lung function of workers and the community in the vicinity of industrial areas. This study aims to analyze the relationship between the length of work and the use of personal protective equipment (PPE) and lung capacity disorders at PT. Semen Tonasa Lapuko Packing Pl...

Buku ini disusun guna membantu pembaca untuk memperoleh wawasan atau pengetahuan yang berkaitan dengan bidang pengelolaan lingkungan hidup ataupun bidang keilmuan yang masih ada relevansinya. Buku ini berisikan tentang hakekat pendidikan kependudukan dan lingkungan hidup (PKLH), konsep kependudukan, masalah kependudukan, norma keluarga kecil yang b...

Isu lingkungan banyak bermunculan apalagi pada abad modern sekarang ini dimana industri sudah tidak bisa dipisahkan juga dari kehidupan dan kebutuhan manusia. Pengelolaan yang salah juga menimbulkan banyak masalah lingkungan yang dampaknya akan segera kita rasakan dalam waktu yang singkat. Ada dua isu lingkungan yang sangat penting terutama di abad...

ABSTRAK Makroinvertebrata berperan penting dalam suatu perairandan telah lama digunakan sebagai bioindikator kualitas air. Penelitian ini bertujuan untuk mengetahui kondisi tingkat pencemaran air Sungai Wanggu dengan menggunakan makroinvertebrata. Penelitian ini dilaksanakan pada Bulan Agustus sampai September 2017. Sedangkan parameter yang diamati...

ABSTRAK: Makroinvertebrata berperan penting dalam suatu perairandan telah lama digunakan sebagai bioindikator kualitas air. Penelitian ini bertujuan untuk mengetahui kondisi tingkat pencemaran air Sungai Wanggu dengan menggunakan makroinvertebrata. Penelitian ini dilaksanakan pada Bulan Agustus sampai September 2017. Sedangkan parameter yang diamat...

ABSTRAK Penurunan ketersediaan air dan peningkatan kebutuhan air telah terjadi di Kabupaten Konawe Provinsi Sulawesi Tenggara. Hal ini disebabkan karena perubahan penggunaan lahan akibat eksploitasi lahan secara terus menerus sehingga terjadi penurunan kapasitas infiltrasi dan peningkatan aliran permukaan. Berdasarkan permasalahan diatas maka diper...

Management Waste in The Public Service Area of The Southern Konawe Hospital Waste from such hospital activity is likely to result in pathogenic microorganisms and toxic chemicals that cause infection and may spread to hospital environments due to inadequate health care techniques, errors in the treatment of contaminated materials and equipment, and...

The water supply to support the development and human needs need to be guaranteed for the sustainable condition. Decreased water availability and increased water demand has occurred in Konawe Regency Southeast Sulawesi Province. In order to the management for water supply in Konawe Regency can take place in a sustainable condition, it is necessary...

The water supply to support the development and human needs need to be guaranteed for the sustainable condition. Decreased water availability and increased water demand has occurred in Konawe Regency Southeast Sulawesi Province. In order to the management for water supply in Konawe Regency can take place in a sustainable condition, it is necessary...