Journal of Energy Bioscience 2024, Vol.15, No.5, 326-336 http://bioscipublisher.com/index.php/jeb 334 demand for renewable energy sources continues to rise, switchgrass is expected to play a crucial role in meeting biofuel targets and reducing dependence on nonrenewable energy sources. Acknowledgments Thanks to the reviewers for identifying and analyzing potential areas for improvement in this paper. Your feedback prompted us to reassess key issues in the research and engage in a more in-depth exploration during the revision process. Conflict of Interest Disclosure The authors affirm that this research was conducted without any commercial or financial relationships that could be construed as a potential conflict of interest. References Antunes F., Rajan K., Djioleu A., Rocha T., Brumano L., Melo Y., Santos J., Rosa C., Carrier D., and Silva S., 2021, Sustainable second-generation ethanol production from switchgrass biomass via co-fermentation of pentoses and hexoses using novel wild yeasts, BioEnergy Research, 15: 1157-1168. https://doi.org/10.1007/S12155-021-10302-3 Bai J., Luo L., Li A., Lai X., Zhang X., Yu Y., Wang H., Wu N., and Zhang L., 2022, Effects of biofuel crop switchgrass (Panicum virgatum) cultivation on soil carbon sequestration and greenhouse gas emissions: a review, Life, 12(12): 2105. https://doi.org/10.3390/life12122105 Chen Z., Reznicek W., and Wan C., 2018, Deep eutectic solvent pretreatment enabling full utilization of switchgrass, Bioresource Technology, 263: 40-48. https://doi.org/10.1016/j.biortech.2018.04.058 Chung D., Cha M., Guss A., and Westpheling J., 2014, Direct conversion of plant biomass to ethanol by engineered Caldicellulosiruptor bescii, Proceedings of the National Academy of Sciences, 111: 8931-8936. https://doi.org/10.1073/pnas.1402210111 Daystar J., Reeb C., Gonzalez R., Venditti R., and Kelley S., 2015, Environmental life cycle impacts of cellulosic ethanol in the Southern U.S. produced from loblolly pine, eucalyptus, unmanaged hardwoods, forest residues, and switchgrass using a thermochemical conversion pathway, Fuel Processing Technology, 138: 164-174. https://doi.org/10.1016/J.FUPROC.2015.04.019 Fewell J., Bergtold J., and Williams J., 2016, Farmers' willingness to contract switchgrass as a cellulosic bioenergy crop in Kansas, Energy Economics, 55: 292-302. https://doi.org/10.1016/J.ENECO.2016.01.015 Field J., Evans S., Marx E., Easter M., Adler P., Dinh T., Willson B., and Paustian K., 2018, High-resolution techno–ecological modelling of a bioenergy landscape to identify climate mitigation opportunities in cellulosic ethanol production, Nature Energy, 3: 211-219. https://doi.org/10.1038/S41560-018-0088-1 Fu C., Mielenz J., Xiao X., Ge Y., Hamilton C., Rodriguez M., Chen F., Foston M., Ragauskas A., Bouton J., Dixon R., and Wang Z., 2011, Genetic manipulation of lignin reduces recalcitrance and improves ethanol production from switchgrass, Proceedings of the National Academy of Sciences, 108: 3803-3808. https://doi.org/10.1073/pnas.1100310108 Gu Y., and Wylie B., 2017, Mapping marginal croplands suitable for cellulosic feedstock crops in the Great Plains, United States, GCB Bioenergy, 9(5): 836-844. https://doi.org/10.1111/gcbb.12388 Hong W.Y., and Huang W.Z., 2024, Application of sugarcane in ethanol fuel production: theoretical basis and commercial potential, Journal of Energy Bioscience, 15(2): 60-71. https://doi.org/10.5376/jeb.2024.15.0007 Jin E., Mendis G., and Sutherland J., 2019, Integrated sustainability assessment for a bioenergy system: a system dynamics model of switchgrass for cellulosic ethanol production in the U.S. midwest, Journal of Cleaner Production, 234(10): 503-520. https://doi.org/10.1016/J.JCLEPRO.2019.06.205 Keshwani D., and Cheng J., 2009, Switchgrass for bioethanol and other value-added applications: a review, Bioresource Technology, 100(4): 1515-1523. https://doi.org/10.1016/j.biortech.2008.09.035 Kim S., Kim S., Cho J., Park S., Perez F., and Kiniry J., 2020, Simulated biomass, climate change impacts, and nitrogen management to achieve switchgrass biofuel production at diverse sites in U.S., Agronomy, 10(4): 503. https://doi.org/10.3390/agronomy10040503 Kothari N., Holwerda E., Cai C., Kumar R., and Wyman C., 2018, Biomass augmentation through thermochemical pretreatments greatly enhances digestion of switchgrass byClostridium thermocellum, Biotechnology for Biofuels, 11: 1-14. https://doi.org/10.1186/s13068-018-1216-7
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