Environmental science
1. Palm oil plantation waste handling by smallholder and the correlation with the land fire

H. Herdiansyah; E. Frimawaty

Volume 7, Issue 1 , Winter 2021, , Pages 89-102

http://dx.doi.org/10.22034/gjesm.2021.01.07

Abstract
  BACKGROUND AND OBJECTIVES: From August to October 2019, several provinces in Sumatra and Kalimantan had faced severe forest fires, causing thousands of citizens to suffer respiratory disorders. This study aims to assess waste handling in palm oil plantation manage by smallholders and the correlation ...  Read More

Solid waste management
2. Forecast generation model of municipal solid waste using multiple linear regression

J.A. Araiza-Aguilar; M.N. Rojas-Valencia; R.A. Aguilar-Vera

Volume 6, Issue 1 , Winter 2020, , Pages 1-14

http://dx.doi.org/10.22034/GJESM.2020.01.01

Abstract
  The objective of this study was to develop a forecast model to determine the rate of generation of municipal solid waste in the municipalities of the Cuenca del Cañón del Sumidero, Chiapas, Mexico. Multiple linear regression was used with social and demographic explanatory variables. The ...  Read More

Water pollution control and management
3. Variations of water quality in the monitoring network of a tropical river

M. Camara; N.R.B. Jamil; F.B. Abdullah

Volume 6, Issue 1 , Winter 2020, , Pages 85-96

http://dx.doi.org/10.22034/GJESM.2020.01.07

Abstract
  Rapid development and population growth have resulted in an ever-increasing level of water pollution in Malaysia. Therefore, this study was conducted to assess water quality of Selangor River in Malaysia. The data collected under the river water quality monitoring program by the Department of environment ...  Read More

Environmental management
4. Assessment of Guinea Savanna River system to evaluate water quality and water monitoring networks

G.A. Aliyu; N.R.B. Jamil; M.B. Adam; Z. Zulkeflee

Volume 5, Issue 3 , Summer 2019, , Pages 345-356

http://dx.doi.org/10.22034/GJESM.2019.03.07

Abstract
  The analysis of changes in water quality in a monitoring network system is important because the sources of pollution vary in time and space. This study utilized analysis of the water quality index calculation, hierarchical cluster analysis, and mapping. This was achieved by assessing the water quality ...  Read More