EDITORIAL Environmental Engineering
1. Editorial

J. Nouri

Volume 8, Issue 1 , Winter 2022, Pages 1-4

http://dx.doi.org/10.22034/GJESM.2022.01.00

Abstract
  Global Journal of Environmental Science and Management (GJESM) is an open access quarterly Publication. The title welcomes original, review, novel and high-impact contributions from the related Environmental science, engineering and management issues. The GJESM Journal ...  Read More

ORIGINAL RESEARCH ARTICLE Environmental Management
2. Economic policy of Eastern European countries in the field of energy in the context of global challenges

S. Bogachov; A. Kirizleyeva; O. Mandroshchenko; S. Shahoian; Y. Vlasenko

Volume 8, Issue 1 , Winter 2022, Pages 1-16

http://dx.doi.org/10.22034/GJESM.2022.01.01

Abstract
  BACKGROUND AND OBJECTIVES: The crisis in the energy sector of Eastern European countries determines the search for alternative ways to solve the above problem, one of which is the development of economic policy in the field of energy in the context of European integration. The purpose of the article ...  Read More

ORIGINAL RESEARCH ARTICLE Environmental Engineering
3. Distribution of energy in propagation for ocean extreme wave generation in hydrodynamics laboratory

D. Fadhiliani; M. Ikhwan; M. Ramli; S. Rizal; M. Syafwan

Volume 8, Issue 1 , Winter 2022, Pages 17-26

http://dx.doi.org/10.22034/GJESM.2022.01.02

Abstract
  BACKGROUND AND OBJECTIVES: The hydrodynamic uncertainty of the ocean is the reason for testing marine structures as an initial consideration. This uncertainty has an impact on the natural structure of the topography as well as marine habitats. In the hydrodynamics laboratory, ships and offshore structures ...  Read More

ORIGINAL RESEARCH ARTICLE Environmental Engineering
4. Forecasting particulate matter concentration using nonlinear autoregression with exogenous input model

M.I. Rumaling; F.P. Chee; H.W.J. Chang; C.M. Payus; S.K. Kong; J. Dayou; J. Sentian

Volume 8, Issue 1 , Winter 2022, Pages 27-44

http://dx.doi.org/10.22034/GJESM.2022.01.03

Abstract
  BACKGROUND AND OBJECTIVES: Air quality in some developing countries is dominated by particulate matter, especially those with size 10 micrometers and smaller or PM10. They can be inhaled and sometimes can get deep into lungs; some may even get into bloodstream and cause serious health problems. Therefore, ...  Read More

ORIGINAL RESEARCH ARTICLE Environmental Management
5. Energy-innovation knowledge common connection point management in preventing outbreak of the Covid-19 pandemic in a University

V. G. Shcherbak; I. M. Gryshchenko; L. M. Ganushchak-Yefimenko; O. M. Nifatova; V. Bobrovnyk; M. Verhun

Volume 8, Issue 1 , Winter 2022, Pages 45-58

http://dx.doi.org/10.22034/GJESM.2022.01.04

Abstract
  BACKGROUND AND OBJECTIVES: The new wave of the Covid-19 pandemic has complicated the working conditions of higher education institutions in Ukraine. In this regard, saving energy resources of the university offers an opportunity to get out of the crisis. The purpose of the study is to develop a management ...  Read More

ORIGINAL RESEARCH ARTICLE Environmental Management
6. Dissolved organic matter and its correlation with phytoplankton abundance for monitoring surface water quality

O. H. Cahyonugroho; S. Hariyanto; G. Supriyanto

Volume 8, Issue 1 , Winter 2022, Pages 59-74

http://dx.doi.org/10.22034/GJESM.2022.01.05

Abstract
  BACKGROUND AND OBJECTIVES: Dissolved organic matter has a fundamental role in supporting phytoplankton abundance and growth in aquatic environments. However, these organisms produce dissolved organic matter with varied quantities or characteristics depending on the nutrient availability and the species ...  Read More

CASE STUDY Environmental Management
7. Implications of irrigation water quality in tropical farms

B. Guerra Tamara; A. C. Torregroza-Espinosa; D. Pinto Osorio; M. Moreno Pallares; A. Corrales Paternina; A. Echeverría González

Volume 8, Issue 1 , Winter 2022, Pages 75-86

http://dx.doi.org/10.22034/GJESM.2022.01.06

Abstract
  BACKGROUND AND OBJECTIVES: Irrigation system water quality is a complex issue that involves the combined effects of various surface water management parameters. Monitoring of irrigation water quality is essential for the sustainability of crop production and productivity. The department of Sucre, in ...  Read More

CASE STUDY Environmental Engineering
8. Environmental awareness factor of used cell phones

N. Wibowo; R. Nurcahyo; D.S. Gabriel

Volume 8, Issue 1 , Winter 2022, Pages 87-100

http://dx.doi.org/10.22034/gjesm.2022.01.07

Abstract
  BACKGROUND AND OBJECTIVES: Electronic equipment production is one of the major industrial sectors in Indonesia, as it also contributes to Indonesia’s export commodities, which increase because of rapid technological developments. Cell phones, which have considerable potential to become electronic ...  Read More

REVIEW PAPER Environmental Engineering
9. Effectiveness of natural coagulants in water and wastewater treatment

S. Nimesha; C. Hewawasam; D. J. Jayasanka; Y. Murakami; N. Araki; N. Maharjan

Volume 8, Issue 1 , Winter 2022, Pages 101-116

http://dx.doi.org/10.22034/GJESM.2022.01.08

Abstract
  Natural waterways are contaminated due to industrialization, urbanization, population growth etc., degrading their quality. Contaminated waterways cause numerous health and environmental hazards. Therefore, it is imperative to remove contaminants. Coagulation is one of the efficient primary chemical ...  Read More

CASE STUDY Environmental Management
10. Green tourism business as marketing perspective in environmental management

O. Gryshchenko; V. Babenko; O. Bilovodska; T. Voronkova; I. Ponomarenko; Z. Shatskaya

Volume 8, Issue 1 , Winter 2022, Pages 117-132

http://dx.doi.org/10.22034/gjesm.2022.01.09

Abstract
  BACKGROUND AND OBJECTIVES: Environmental guidelines and principles of sustainable development are becoming increasingly popular and are a priority for most business areas. One of the widely developing eco-destinations is green tourism, which is gaining a profitable and priority status, especially for ...  Read More

REVIEW PAPER Environmental Engineering
11. Converting the cigarette butts into valuable products using the pyrolysis process

M. Hazbehiean; N. Mokhtarian; A. Hallajisani

Volume 8, Issue 1 , Winter 2022, Pages 133-150

http://dx.doi.org/10.22034/gjesm.2022.01.10

Abstract
  More than 5.5 trillion cigarettes are manufactured, and approximately 4.5 trillion cigarette butts are being scattered across the globe per year. These cigarette butts are considered as one of the most hazardous wastes and environmental threats in the world. Thermochemical techniques can be used to turn ...  Read More