Article Per Year (5 Year)
p-Index From 2021 - 2026
0.444
P-Index
This Author published in this journals
All Journal Mamangan Social Science Journal Marlajar: Journal of Science, Technology, and Innovation
Justin Farrell
Professor of Sociology, Yale University, School of the Environment, USA
Humanities Languange, Linguistic, Communication & Media Law, Crime, Criminology & Criminal Justice Social Sciences

Published : 2 Documents Claim Missing Document
Claim Missing Document
Check
Articles

Found 2 Documents
Search

 1 
Understanding The Concept of Plant Diversity by Utilising The School Environment In Biology Lessons Ahmad Amin; Hetdy Sitio; Justin Farrell; Abather Rahi Saadoon; Michael Robin Pangihutan Simanjuntak
Marlajar: Journal of Science, Technology, and Innovation Vol. 1 No. 1 (2026): February
Publisher : PT. TAROMBO RESEARCH DEVELOPMENT pak

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.66784/marlajar.v1i1.17

Abstract

The result of preliminary observation at some SLTPN 10 Denpasar Municipality, showed that there were some difficulties faced by the teacher in the learning process. One of them was that it was difficult to teach concept understanding of plant diversity to the students. The purposes of this action research were (1) to fine out whether or not the benefit of school environment could improve the concept understanding of plant diversity, (2) to improve the student's ability in completing the group task in studying the plant diversity. The data were obtained from the test and observation, they were analyzed by the use of percentage. The result of data analysis showed the learning success in cycle I, 71,79%, in cycle II, 84,62%, and in cycle III, 94,87%. The showed that there was good improvement from cycle I, to cycle III. There fore the benefit of school environment could improve the student's concept understanding of plant diversity. The student's cooperation in completing the group task improve, seen from their activities in group discussion and their ability in completing the 
Analysis of Community Concerns Regarding Solid Waste Disposal Nelvidawati Nelvidawati Nelvidawati; Maihasni Maihasni; Justin Farrell
Jurnal Mamangan Vol 13, No 2 (2024): Jurnal Ilmu Sosial Mamangan Accredited 2 (SK Dirjen Ristek Dikti No. 0173/C3/DT
Publisher : LPPM Universitas PGRI Sumatera Barat

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22202/mamangan.v13i2.8366

Abstract

Solid waste disposal (TPA) in Indonesia have a polluting impact on the environment and people often reject the existence of TPA around them. The community around the Leuwigajah TPA refuses to allow the TPA to be reactivated. The community's rejection was due to concerns. This research is a quantitative descriptive study that analyzes the concerns of the community around the landfill regarding the impact of pollution, health problems and management capabilities. The identities of the respondents included in this research are age, gender, education level and type of work. Male respondents, respondents in the 30-39 year age group, respondents who have completed elementary school and respondents who work as housewives have the greatest number of concerns about the pollution caused, health problems and the inability of managers. Based on the sampling area, the respondents who had the most concerns about pollution, health problems and management incompetence were in Cibungur Village.
Co-Authors Abather Rahi Saadoon Ahmad Amin Hetdy Sitio Maihasni Maihasni Michael Robin Pangihutan Simanjuntak Nelvidawati Nelvidawati Nelvidawati