Assessment of Adsorption Capacity of Thiol-functionalized Titanate Nanotubes for Removal of Cu(II) and Ni(II) from Aqueous Solution via Static Adsorption

M. Hezarjaribi; G. Bakeri; M. Sillanpaa; M. J. Chaichi; S. Akbari; A. Rahimpour

Volume 12, Issue 1 , March 2021, Pages 1-9

  The significance of toxic metals pollution treatment has become incrementally manifested as an important environmental issues in the recent years due to the urgent need to access healthy water and increase of the anthropogenic activities in water contamination. For efficient treatment of water contaminants, ...  Read More

Numerical Investigation of Reactivity Controlled Compression Ignition Engine Performance under Fuel Aggregation Collision to Piston Bowl Rim Edge Situation

S. Talesh Amiri; R. Shafaghat; O. Jahanian; A. H. Fakhari

Volume 12, Issue 1 , March 2021, Pages 10-17

  To better homogenize the mixture of fuel and air in the combustion chamber and to enhance the controllability of ignition timing in Reactivity Controlled Compression Ignition (RCCI) engines, controlling the start of injection (SOI) timing can be essential. By changing the SOI timing, at some specific ...  Read More

Chlorella vulgaris as a Model Organism for Microgravity Cultivation in a CubeSat

V. Ferreira; S. P. D. Alves; C. C. Sousa; G. R. V. Pinheiro; L. C. R. S. Teixeira; A. L. de Sá Salomão

Volume 12, Issue 1 , March 2021, Pages 18-22

  Chlorella vulgaris is one of the most common and characterized algae genus with several applications, including carbon sequestration, biofuel, food production and wastewater treatment. Chlorella sp. are considered suitable to be used as model organisms in space research due to their cultivation flexibility. ...  Read More

NOx Emissions Control for Small Single-cylinder Diesel Engine Using Exhaust Gas Recirculation Strategy

A. Jain; P. Ekambaram; S. S. Thipse

Volume 12, Issue 1 , March 2021, Pages 23-33

  Small Diesel engines pose a very tough challenge of simultaneously meeting NOx and particulate matter (PM) emissions, without hampering performance and fuel consumption. Frequent revision in small diesel engines pose a very tough challenge of simultaneously meeting NOx and PM emissions, without hampering ...  Read More

Biodiesel Production from Amygdalus scoparia Using KOH/Al2O3 Catalyst: Optimization by Response Surface Methodology

M. Helmi; A. Hemmati; K. Tahvildari

Volume 12, Issue 1 , March 2021, Pages 34-44

  The transesterification of Amygdalus scoparia oil to biodiesel was performed and examined through the electrolysis method in the presence of KOH/Al2O3 as a heterogeneous catalyst at room temperature. A KOH/Al2O3 as solid base catalyst was prepared through the impregnation of Al2O3 with KOH solution (concentration ...  Read More

Advances in Saltmarsh Restoration

I. Reeder; W. Coulet; D. Miko; J. Thomas; G. Hopkins

Volume 12, Issue 1 , March 2021, Pages 45-51

  An innovative method applicable to saltmarsh habitat restoration using dredged sediment was tested. Biodegradable wooden sluice boxes were placed in eroded “pits” or pools in the damaged saltmarsh and dredged sediment was pumped to fill these pits up to the level suitable for saltmarsh flora ...  Read More

Comparative Life Cycle Analysis of Low Energy-consuming Materials, Case Studies: Concrete, Brick, Wood, System Boundary: Cradle to Gate

S. Aghakhani; F. Haghparast; J. Gaspari

Volume 12, Issue 1 , March 2021, Pages 52-60

  Recent researches all across the world emphasize the threat of the increasing consumption of energy. The undeniable role of energy consumption in all stages of the life cycle of materials, including extraction, factory manufacturing, and transportation has revealed the necessity of using sustainable ...  Read More

Carcinogenic and Non-carcinogenic Risks of Heavy Metals in Clarias gariepinus (African Catfish) Obtained from Bariga Section of Lagos Lagoon, Nigeria

T. O. Yahaya; E. O. Oladele; O. R. Abiola; O. Ologe; A. Abdulazeez

Volume 12, Issue 1 , March 2021, Pages 61-67

  The Bariga section of Lagos lagoon is famous in Lagos for fishing activities. However, the safety of edible fishes sold in the place has not been evaluated for a long time. This study determined the safety of Clarias gariepinus (African catfish), which is the most frequently patronized fish species in ...  Read More

Environmental Sustainability and Coal: The Role of Financial Development and Globalization in South Africa

N. Norouzi; M. Fani

Volume 12, Issue 1 , March 2021, Pages 68-80

  Coal is one of the main primary energy resources in South Africa. This energy carrier is also one of the primary indicators in the energy security of the country. This paper is aimed to examine coal consumption and environmental sustainability in South Africa by examining the role of financial development ...  Read More

Potential Risk Assessment of Drinking Water Source Exposed to Contamination Using Microbial Indicators and Multiple Antibiotic Resistance Index

F. Al-Badaii; A. Abdul Halim

Volume 12, Issue 1 , March 2021, Pages 81-92

  In this study, drinking water sources including drilled wells (DW), water tankers (WT), stabilized water tanks (SWT), and plastic bottles (PB) as sequential sample were assessed at Dhamar City, Yemen to investigate the microbial contamination and the potential risk of contamination using microbial indicators ...  Read More

Investigating Effect of Temperature Fluctuations on Electricity Consumption in Babolsar

Y. Yousefi; H. Amonia; K. Ghaffari

Volume 12, Issue 1 , March 2021, Pages 93-99

  One of the most important factors in energy consumption is environmental conditions.This study aims to examine the relationship between temperature and electricity consumption in Babolsar city in Mazandaran province. The main issue in this study is to find different patterns of relationship between temperature ...  Read More