Sri Rosa Lumban Gaol
Universitas Negeri Medan

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Pengelolaan Air Bersih untuk Masyarakat Pedesaan Dengan Penurunan Kandungan Zat Kapur Dalam Air Tanah Kezia Damanik; Selafionita Simanulang; Dianra Azriany; Andin Livia; Sri Rosa Lumban Gaol; Sri Yunita
AR-RUMMAN: Journal of Education and Learning Evaluation Vol 1, No 2 (2024): Desember 2024
Publisher : CV. Rayyan Dwi Bharata

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.57235/arrumman.v1i2.4214

Abstract

Setiap elemen kehidupan manusia, termasuk rumah, bisnis, dan pertanian, sangat bergantung pada air. Air harus mudah diakses, aman, dan tersedia dalam jumlah yang memadai untuk mendukung kegiatan sehari-hari. Setiap orang membutuhkan rata-rata 120 Liter per hari untuk minum dan keperluan rumah tangga lainnya. Namun, polusi, terutama pada sumber air permukaan, mengurangi jumlah air yang tersedia di Bumi. Untuk membuat air tanah layak untuk dikonsumsi manusia, penelitian ini juga menyajikan teknik pengolahan air seperti penyaringan dengan zeolit alam dan karbon aktif. Teknik adsorpsi filter ini secara efektif menghilangkan kotoran seperti kalsium, besi, dan mangan, dan dapat digunakan di rumah untuk menghasilkan larutan yang hemat energi.
From Application of Socio-Scientific Issues in Chemistry Learning to Improve Science Literacy and Awareness Student Social Devy J.R Pangaribuan; Rabiah Afifah Daulay; Lia Yustina Manik; Khayla Akmal Panjaitan; Andin Livia Siagian; Sri Rosa Lumban Gaol
LAVOISIER: Chemistry Education Journal Vol 4, No 2 (2025): LAVOISIER: Chemistry Education Journal
Publisher : UIN Syekh Ali Hasan Ahmad Addary Padangsidimpuan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24952/lavoisier.v4i2.16171

Abstract

The Socio-Scientific Issues (SSI) approach is a learning strategy based on social issues related to science, which aims to improve students' scientific literacy and critical thinking skills. And this approach is able to improve students' scientific literacy and social awareness by connecting chemical concepts to real-world social challenges. This literature review examines the effectiveness of SSI-based learning in improving critical thinking, argumentation skills, and contextual understanding among students. The research method used is a literature review using 10 journals as findings showing that SSI encourages deeper engagement by connecting chemistry to issues such as environmental pollution, industrial waste, and sustainable development, making learning more relevant and meaningful. However, challenges such as limited teacher familiarity with SSI integration, curriculum constraints, and students' difficulties in analyzing complex socio- scientific debates hinder its widespread implementation. Proposed solutions include teacher training programs, adoption of problem-based and inquiry-based learning models, and institutional support for curriculum development. The study concludes that SSI significantly improves scientific literacy and decision-making skills when supported by structured pedagogical strategies and institutional commitment. Future research should focus on a scalable SSI implementation framework and its long-term impact on students' social and scientific competencies.