Environmental Engineering
Effects of landslide hazards on quality of stream water and sediments

O. Phewnil; T. Pattamapitoon; N. Semvimol; W. Wararam; K. Duangmal; A. Intaraksa; K. Chunkao; P. Maskulrath; S. Hanthayung; P. Wichittrakarn

Articles in Press, Accepted Manuscript, Available Online from 09 February 2024

https://doi.org/10.22034/gjesm.2024.03.09*

Abstract
  BACKGROUND AND OBJECTIVES: Landslide disasters in Thailand between 1970 and 2011 revealed a notable pattern: they primarily originated on mountain slopes, distinguished by a deeper soil profile. This soil profile comprised clay loam and sandy loam textures and was situated over aged geological formations ...  Read More

Environmental Science
Relationship between bacteria and nitrogen dynamics in wastewater treatment oxidation ponds

S. Saneha; T. Pattamapitoon; S. Bualert; O. Phewnil; W. Wararam; N. Semvimol; K. Chunkao; C. Tudsanaton; M. Srichomphu; U. Nachaiboon; O. Wongsrikaew; P. Wichittrakarn; C. Chanthasoon

Volume 9, Issue 4 , October 2023, , Pages 707-718

https://doi.org/10.22034/gjesm.2023.04.04

Abstract
  BACKGROUND AND OBJECTIVES: The bacterial community plays a crucial role in the nitrogen cycle. Oxidation ponds act as a natural treatment system for wastewater and are designed to promote the growth and activity of certain bacterial species that remove contaminants from the water. The nitrogen cycle ...  Read More