Twelve years of unconventional oil and gas development: production performance and economic analysis M. E. WigweA. GiussaniM. C. Watson Original Research 10 February 2021 Pages: 151 - 174
Optimal bed thickness and effective size for improving wastewater quality for irrigation Godwin King-NyamadorPeace Korshiwor AmoateyBenny Adu-Ampong Original Research 19 November 2020 Pages: 175 - 190
Small scale pellet boiler gas treatment in fog unit Dagnija BlumbergaVivita PriednieceIvars Veidenbergs Original Research 13 September 2020 Pages: 191 - 202
Efficient conversion of cornstalk to bioethanol using dilute H2SO4 pretreatment Farjana JehadinTaposhi RabeyaMd Saiful Islam Original Research 04 November 2020 Pages: 203 - 211
Correction to: Efficient conversion of cornstalk to bioethanol using dilute H2SO4 pretreatment Farjana JehadinTaposhi RabeyaMd Saiful Islam Correction 24 December 2020 Pages: 213 - 213
Comparison of pollutant emission associated with the operation of passenger cars with internal combustion engines and passenger cars with electric motors Katarzyna BebkiewiczZdzisław ChłopekKrystian Szczepański Original Research Open access 21 January 2021 Pages: 215 - 228
A study of the hydrodynamics of steam-assisted coal particles removal Afrasyab KhanKhairuddin SanaullahAtta Ullah Original Research 02 January 2021 Pages: 229 - 238
Techno-economic analysis of decentralized biomass energy system and CO2 reduction in the Himalayan region Prashant MalikMamta AwasthiSunanda Sinha Original Research 03 January 2021 Pages: 239 - 249
Spatio-temporal assessment and economic analysis of a grid-connected island province toward a 35% or greater domestic renewable energy portfolio: a case in Bohol, Philippines Dave J. PojadasMichael Lochinvar Sim Abundo Original Research 01 January 2021 Pages: 251 - 280
Investigation of loops and paths as optimization tools for total annual cost in heat exchanger networks B. U. OgbonnayaO. S. AzeezE. Muzenda Original Research 02 January 2021 Pages: 281 - 293
The study of performance and emission characteristics of a spark ignition (SI) engine fueled with different blends of pomegranate ethanol D. Y. DhandeNazaruddin SinagaKiran B. Dahe Original Research 01 January 2021 Pages: 295 - 306
Air pollution distribution in Arak city considering the effects of neighboring pollutant industries and urban traffics Seyed Alireza MostafaviHamed SafikhaniSiavash Salehfard Original Research 20 January 2021 Pages: 307 - 333
Coal gasification process optimization for maximum calorific value and minimum CO2 emission using Taguchi method and utility concept Rupesh PalangeMurugesan Krishnan Original Research 06 January 2021 Pages: 335 - 351
Estimation of biogas yields produced from combination of waste by implementing response surface methodology (RSM) and adaptive neuro-fuzzy inference system (ANFIS) M. O. OkwuO. D. SamuelZ. Huan Original Research 20 January 2021 Pages: 353 - 363