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Pemanfaatan Eco Enzyme sebagai Upaya Pereduksi Limbah Organik di Desa Sumput, Kota Sidoarjo Budi Prabowo; Khusnul Mubarok; Alvin Adrian Wibisono; Riko Ferdinand Abdillah; Aldy Syahputra; Naufal Kensadiharja
Cakrawala: Jurnal Pengabdian Masyarakat Global Vol. 3 No. 3 (2024): Cakrawala: Jurnal Pengabdian Masyarakat Global
Publisher : Universitas 45 Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30640/cakrawala.v3i3.3124

Abstract

Organic waste remains a significant problem in various major cities in Indonesia, especially in urban areas such as Jakarta, Bandung, and Surabaya. Household waste, which predominantly consists of organic materials, is often simply discarded or burned without proper processing, leading to environmental issues. One innovative solution that is beginning to be implemented is the processing of organic waste into eco enzyme. Eco enzyme is a versatile liquid produced through the fermentation of organic waste, such as vegetable and fruit scraps. This study aims to examine the process of making eco enzyme and its benefits for both society and the environment. The research method involves several stages, starting from material preparation, the fermentation process, to the harvesting of eco enzyme. The results of the study indicate that eco enzyme products offer various benefits, including as a natural cleaner, organic fertilizer, and a substance for improving air and soil quality. The three-month fermentation process produces eco enzyme with a fresh acidic smell and a pH below 4. Additionally, eco enzyme can be utilized on a household scale up to a larger scale for agricultural and environmental management purposes. Although eco enzyme has great potential in waste management, the main challenges faced are the lack of awareness and knowledge among the community regarding the benefits and production methods of eco enzyme. Therefore, further efforts in socialization and training are needed to maximize the potential of eco enzyme as a sustainable solution in organic waste management.
Analisis Sebaran Emisi Pembangkit Listrik Tenaga Mesin Gas di Kota Batam Menggunakan Software Aermod Riko Ferdinand Abdillah; Yayok Suryo Purnomo
Ocean Engineering : Jurnal Ilmu Teknik dan Teknologi Maritim Vol. 3 No. 2 (2024): Juni : Jurnal Ilmu Teknik dan Teknologi Maritim
Publisher : Fakultas Teknik Universitas Maritim AMNI Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.58192/ocean.v3i2.2087

Abstract

Currently, the government is increasingly building PLTMG to fulfill the electricity needs of the society. Beside for fulfill the electricity needs of the Indonesian people, PLTMG also has a negative impact on the society, especially for the community around the PLTMG in the city of Batam. So companies need to conduct studies on environmental impacts, one of which is the impact of the air produced on the surrounding area. The PLTMG industry does not use air pollution control devices, but uses a leanox combustion control system on each gas engine with a chimney outlet that emits SO2 and particulate emissions. The model simulation was carried out using Aermod view software with meteorological data from the affected locations. The results of AERMOD modeling show that the PLTMG industry will have an impact on particulate emissions in the ambient air around the activity location which will spread to the northwest, north, south and east of the activity location. The Aermod Model also shows that current conditions have resulted in dispersion with concentrations below the maximum limit stated in the 2021 Government Regulation. The addition of an emission monitoring system such as CEMS can be used to help monitor the concentration of dispersed emissions. Apart from that, emission control devices such as incinerators or combustion can also be used to reduce the concentration of the emissions used.