Environmental Science
Decarbonizing gas emissions from petrochemical production using microalgae

F. Shevlyakov; A.B. Laptev; O.R. Latypov; D.R. Latypova

Volume 10, Issue 2 , April 2024, , Pages 733-742

https://doi.org/10.22034/gjesm.2024.02.19

Abstract
  BACKGROUND AND OBJECTIVES: Greenhouse gas emissions are the primary cause of global warming. Under the Paris Agreement, all countries have developed programs to reduce anthropogenic impact on the environment. In the petrochemical industry, for example, isoprene, is a major contributor to the production ...  Read More

Environmental Science
Analyzing cellulolytic bacteria diversity in mangrove ecosystem soil using 16 svedberg ribosomal ribonucleic acid gene

I. Dewiyanti; D. Darmawi; Z.A. Muchlisin; T.Z. Helmi

Volume 10, Issue 1 , January 2024, , Pages 51-68

https://doi.org/10.22034/gjesm.2024.01.05

Abstract
  BACKGROUND AND OBJECTIVES: Soil is an essential abiotic component serving as a habitat for numerous organisms, including cellulolytic bacteria commonly found in mangrove ecosystems. This bacteria could produce active enzymes needed to improve environmental quality by accelerating the organic matter decomposition. ...  Read More

Environmental Science
Environmental microbial communications in gram-positive and gram-negative bacteria

P. Srikanth; D. Sivakumar; J. Nouri

Volume 9, Special Issue (Eco-Friendly Sustainable Management) , November 2023, , Pages 1-20

https://doi.org/10.22034/GJESM.2023.09.SI.01

Abstract
  Microorganisms are present in nature and shape an enormous a half of our micro- and macro-environment. Quorum sensing is the process of intercellular conversation that enables microbes to perceive their surroundings and change their behaviour, allowing them to remain like cellular organisms. Both Gram-positive ...  Read More

Environmental Science
Biological control of bacterial wilt in pathumma; Curcuma alismatifolia

S. Promsai; Y. Tragoolpua; N. Thongwai

Volume 9, Special Issue (Eco-Friendly Sustainable Management) , November 2023, , Pages 127-144

https://doi.org/10.22034/GJESM.2023.09.SI.09

Abstract
  BACKGROUND AND OBJECTIVES: In Thailand, bacterial wilt is one of the most severe diseases that affects pathumma, also known as Curcuma alismatifolia Gagnep. Biological control was proposed to control this disease with antagonistic bacteria. The current study was conducted to screen for antagonistic microorganisms ...  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

Environmental Science
The antibacterial and antifungal potential of marine natural ingredients from the symbiont bacteria of mangrove

D. Pringgenies; W. Ari Setyati; F. Feliatra; D. Ariyanto

Volume 9, Issue 4 , October 2023, , Pages 819-832

https://doi.org/10.22034/gjesm.2023.04.11

Abstract
  BACKGROUND AND OBJECTIVES: Mangroves are known to contain tannins, flavonoids, and quinones, which have the potential to be antibacterial, effective even against multidrug-resistant bacteria. Mangroves also have antifungal and antiviral properties. Although, mangroves are known for their use as medicinal ...  Read More

Environmental Science
Application of environmental bacteria as potential methods of azo dye degradation systems

G. Manjarrez Paba; R. Baldiris Ávila; D. Baena Baldiris

Volume 7, Issue 1 , January 2021, , Pages 131-154

https://doi.org/10.22034/gjesm.2021.01.10

Abstract
  BACKGROUND AND OBJECTIVES:The objective of this study isto present a description of the main characteristics of azo dyes and the different treatment methods used to remove them from water. There is a special emphasis given to the benefits associated with biological treatment, predominantly those related ...  Read More

Environmental Science
Sediment microbiomes associated with critical habitat of the Juvenile American Horseshoe Crab; Limulus polyphemus

J. Petersen; C.P. Colon; J.L. Joyner

Volume 6, Issue 3 , July 2020, , Pages 309-322

https://doi.org/10.22034/gjesm.2020.03.03

Abstract
  Plumb Beach, Brooklyn, New York in USA is an important horseshoe crab breeding and nursery ground that has experienced substantial anthropogenic influence, including pollution, erosion and subsequent restoration. Since little is known about the relationship between sediment microbial communities and ...  Read More

Environmental Science
Antioxidant and antibacterial activity of red seaweed Kappaphycus alvarezii against pathogenic bacteria

P. Bhuyar; M.H. Rahim; S. Sundararaju; G.P. Maniam; N. Govindan

Volume 6, Issue 1 , January 2020, , Pages 47-58

https://doi.org/10.22034/GJESM.2020.01.04

Abstract
  Seaweeds can produce variety of bioactive components for the benefits of humans. Malaysia is one of the countries to produce red seaweeds, which are popular secondary metabolites. Kappaphycus species, largest tropical red algae exhibit the high growth rate. It was reported that its biomass can grow double ...  Read More

Environmental Science
Phenol biodegradation by bacterial strain O-CH1 isolated from seashore

M. Samimi; M. Shahriari Moghadam

Volume 6, Issue 1 , January 2020, , Pages 109-118

https://doi.org/10.22034/GJESM.2020.01.09

Abstract
  phenol and phenolic compounds are among the most recognized environmental pollutants which exist in industrial wastewater and enter the biological cycles due to the solubility in water. Bioremediation is one of the cost-effective and Eco-friendly methods for phenol removal. In this study, the most effective ...  Read More

Environmental Science
Different methods of bacterial inoculation on the yield of chamomile blossoms and essential oil

A. Mostafa; M. Khalafallah; S. AboSedera; H. Fathy; A. Higazy

Volume 5, Issue 2 , April 2019, , Pages 237-248

https://doi.org/10.22034/gjesm.2019.02.09

Abstract
  Chamomile is one of the most wide spread medicinal plant cultivated in Egypt. This work aimed at enhancement of blossoms and oil production of chamomile plants via biofertilization with PGPRs under organic farming system. In this study, 6 bacterial strains were applied using two different inoculation ...  Read More

Environmental Science
A delve into the exploration of potential bacterial extremophiles used for metal recovery

A.S. Deshpande; R. Kumari; A. Prem Rajan

Volume 4, Issue 3 , July 2018, , Pages 373-386

https://doi.org/10.22034/GJESM.2018.03.010

Abstract
  A multitude of microbes are involved in the solubilisation of minerals and metals as this approach offers numerous advantages over traditional methods. This strategy is preferred as it is eco-friendly and economical, thus overcoming the drawbacks of the traditional approach of pyrometallurgy. Many different ...  Read More

Environmental Science
Isolation and characterization of mercuric reductase by newly isolated halophilic bacterium, Bacillus firmus MN8

M. Noroozi; M.A. Amoozegar; A.A. Pourbabaei; N.S. Naghavi; Z. Nourmohammadi

Volume 3, Issue 4 , December 2017, , Pages 427-436

https://doi.org/10.22034/gjesm.2017.03.04.008

Abstract
  The current study was aimed at isolating and identifying the halophilic and halotolerant bacteria which can produce mercuric reductase in Gavkhuni wetland in Iran. Moreover, tracking and sequencing merA gene and kinetic properties of mercuric reductase in the selected strain were performed in this study. ...  Read More

Environmental Science
Bacterial diversity impacts as a result of combined sewer overflow in a polluted waterway

O. Calderon; H. Porter-Morgan; J. Jacob; W. Elkins

Volume 3, Issue 4 , December 2017, , Pages 437-446

https://doi.org/10.22034/gjesm.2017.03.04.009

Abstract
  Newtown Creek is an industrial waterway and former tidal wetland in New York City. It is one of the most polluted water bodies in the United States and was designated as a superfund site in 2010. For over a century, organic compounds, heavy metals, and other forms of industrial pollution have disrupted ...  Read More

Environmental Science
Bacterial diversity determination using culture-dependent and culture-independent methods

M. Ghiasian; A. Akhavan Sepahy; M.A. Amoozegar; S. Saadatmand; M. Shavandi

Volume 3, Issue 2 , April 2017, , Pages 153-164

https://doi.org/10.22034/gjesm.2017.03.02.004

Abstract
  Mud volcanoes are taken into consideration by geologists and oil industry experts have given their association with oil and gas reserves and methane greenhouse gas production in hydrosphere and atmosphere. Gomishan mud volcano phenomenon in the southeastern edge of the Caspian Sea, given its oil and ...  Read More

Environmental Science
Seasonal variations of microbial community in a full scale oil field produced water treatment plant

Q. Xie; S. Bai; Y. Li; L. Liu; S. Wang; J. Xi

Volume 2, Issue 1 , January 2016, , Pages 69-78

https://doi.org/10.7508/gjesm.2016.01.008

Abstract
  This study investigated the microbial community in a full scale anaerobic baffled reactor and sequencing batch reactor system for oil-produced water treatment in summer and winter. The community structures of fungi and bacteria were analyzed through polymerase chain reaction–denaturing gradient ...  Read More