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Dampak Pengolahan Air Lindi terhadap Kualitas Air Sungai dan Sumur di Sekitar TPA Regional Piyungan Yogyakarta Harnung Wulan Dari; Suhartini Suhartini
Bioscientist : Jurnal Ilmiah Biologi Vol 12, No 1 (2024): June
Publisher : Department of Biology Education, FSTT, Mandalika University of Education, Indonesia.

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33394/bioscientist.v12i1.9601

Abstract

Water is the main need for life, so the quality of the water used in life needs to be known. The objectives of this research are to determine the leachate management system at the IPL, determine efficiency of leachate water treatment performance at IPL, and determine impact of leachate water quality at Piyungan Regional Landfill on the river and wells water quality around the landfill. This research is quantitative descriptive research conducted at Piyungan Regional Landfill and its surroundings in April-July 2023. The data collected were results of physical, chemical, and biological parameters of the IPL Inlet and Outlet leachate water quality, Opak River after the IPL Outlet, and 3 samples of well water from the surrounding community representing distance from the landfill. The data collection methods used are observation, documentation, and analysis of water quality in the laboratory. The data obtained were analyzed using descriptive methods and compared with quality standards set by the Government. The results showed that: The leachate water management system at the IPL uses 8 water treatment tanks include: a bar screen, inlet, coagulation tank, equalization tank, sedimentation tank, SDB, ABR, aeration tank, maturation tank, chlorination tank, and Outlet. The efficiency of leachate water treatment performance at the IPL is not effective and efficient in processing leachate water. The quality of leachate water affects the water quality of the Opak River and wells around the landfill, on chemical parameters TDS, BOD, COD, DO, and microbiological parameters Total Coliform, therefore, the Regional Government need to evaluate and improve the IPL. Communities around the Landfill that use well water as their main need must be filtered and boiled.
Environmental literacy profile in Bantul, Special Region of Yogyakarta Wardatul Uyun; S. Suhartini
JPBI (Jurnal Pendidikan Biologi Indonesia) Vol. 10 No. 3 (2024): NOVEMBER
Publisher : University of Muhammadiyah Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22219/jpbi.v10i3.36733

Abstract

Environmental issues are occurring more frequently, both due to natural causes and human activities. If left unchecked, human activities can worsen environmental conditions. Bantul Regency in the Special Region of Yogyakarta, Indonesia, is one of the regions grappling with this issue, primarily due to waste management and industrial activities. Environmental issues are related to environmental literacy. The lack of education, awareness, and knowledge in society can degrade environmental quality. Environmental literacy plays an important role in enhancing knowledge as well as changing the attitudes and behaviors of society towards the environment. Therefore, it is important to instill environmental literacy in individuals to improve our attitudes towards the environment. This study aims to provide an overview of students's environmental literacy in Bantul Regency. The research uses a survey method conducted in Bantul Regency from September to November 2023. The population of this study includes all 10th-grade students from public high schools in Bantul Regency. The sample consists of 300 10th-grade students from public high schools in the sub-districts of Bantul, Banguntapan, Sewon, Jetis, Piyungan, Imogiri, Pajangan, Srandakan, Sedayu, and Dlingo. The study's results show that the environmental literacy profile of 10th-grade students in Bantul Regency falls into the "average" category, with a percentage score of 65.96%. The highest score in the competency domain is found in Bantul City (81.90%) and falls into the "good" category, while the lowest score is in Dlingo Sub-district (60.93%), categorized as "average" The highest score in the affective domain is in Dlingo Sub-district (70.25%), categorized as "average" while the lowest score is in Jetis Sub-district (66.67%), also categorized as "average." The highest score in the behavior domain is found in Imogiri Sub-district (64.91%), categorized as "average" while the lowest score is in Srandakan Sub-district (55.30%), categorized as "low."
Development e-worksheet using PjBL on environmental pollution to enhance environmental literacy of tenth grade high school Wardatul Uyun; S. Suhartini
Research and Development in Education (RaDEn) Vol. 4 No. 2 (2024): December
Publisher : Universitas Muhammadiyah Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22219/raden.v4i2.36936

Abstract

The increasing environmental issues demand environmental literacy among the younger generation. 21st-century learning with PjBL-based worksheet can make the learning process more interactive, contextual, and focused on solving real-world problems. This research aims to:(1) produce an E-worksheet with the PjBL model on environmental pollution that is feasible as a learning model for 10th grade high school; (2) produce an E-worksheet with the PjBL model on environmental pollution that is practically for biological teachers and 10th grade high school; (3) produce an E-worksheet with the PjBL model on environmental pollution that is effective in improving environmental literacy for 10th grade high school. This research uses the R&D mode, specifically the 4D model. The research instruments included interview sheets, practitioner assessment questionnaires, material and media validation sheets, and multiple-choice and descriptive test sheets. Based on the data obtained: (1) The E-worksheet with the PjBL model on the topic of environmental pollution is valid according to material and media experts, scoring in the "very good" category; (2) The E-worksheet is practical based on teacher assessment and student responses with scores included in the “very good” category ; (3) The research results indicate that the N-gain for cognitive domain environmental literacy is (<g> = 0.43) and for the affective domain is (<g> = 0.63), which are categorized as moderate. Based on this, it can be concluded that the Electronic Worksheets (E-worksheet) with the PjBL model is feasible and practical and can enhance the environmental literacy of class X SMA students.