1. “Hydrothermal Carbonization as a Valuable Tool for Energy and Environmental Applications: A Review”
by Maniscalco, M. P.; Volpe, M. and Messineo, A.
Energies 2020, 13(16), 4098; https://doi.org/10.3390/en13164098
Available online: https://www.mdpi.com/1996-1073/13/16/4098

2. “Effect of Additivized Biodiesel Blends on Diesel Engine Performance, Emission, Tribological Characteristics, and Lubricant Tribology”
by Mujtaba, M. A.; Masjuki, H. H.; Kalam, M. A.; Noor, F.; Farooq, M.; Ong, H. C.; Gul, M.; Soudagar, M. E. M.; Bashir, S.; Rizwanul Fattah, I. M. and Razzaq, L. 
Energies 2020, 13(13), 3375; https://doi.org/10.3390/en13133375
Available online: https://www.mdpi.com/1996-1073/13/13/3375

3. “A Review on Bio-Based Catalysts (Immobilized Enzymes) Used for Biodiesel Production”
by Santos, S.; Puna, J. and Gomes, J. 
Energies 2020, 13(11), 3013; https://doi.org/10.3390/en13113013
Available online: https://www.mdpi.com/1996-1073/13/11/3013

4. “Sargassum Inundations in Turks and Caicos: Methane Potential and Proximate, Ultimate, Lipid, Amino Acid, Metal and Metalloid Analyses”
by Milledge, J. J.; Maneein, S.; Arribas López, E. and Bartlett, D. 
Energies 2020, 13(6), 1523; https://doi.org/10.3390/en13061523
Available online: https://www.mdpi.com/1996-1073/13/6/1523

5. “Bio-Crude Production through Aqueous Phase Recycling of Hydrothermal Liquefaction of Sewage Sludge”
by Shah, A. A.; Toor, S. S.; Seehar, T. H.; Nielsen, R. S.; H. Nielsen, A.; Pedersen, T. H. and Rosendahl, L. A. 
Energies 2020, 13(2), 493; https://doi.org/10.3390/en13020493
Available online: https://www.mdpi.com/1996-1073/13/2/493

6. “Cationic Dye Adsorption on Hydrochars of Winery and Citrus Juice Industries Residues: Performance, Mechanism, and Thermodynamics”
by Saha, N.; Volpe, M.; Fiori, L.; Volpe, R.; Messineo, A. and Reza, M. T. 
Energies 2020, 13(18), 4686; https://doi.org/10.3390/en13184686
Available online: https://www.mdpi.com/1996-1073/13/18/4686

7. “Role of Microbial Hydrolysis in Anaerobic Digestion”
by Menzel, T.; Neubauer, P. and Junne, S. 
Energies 2020, 13(21), 5555; https://doi.org/10.3390/en13215555
Available online: https://www.mdpi.com/1996-1073/13/21/5555

8. “Production of Biodiesel from Castor Oil: A Review”
by Osorio-González, C. S.; Gómez-Falcon, N.; Sandoval-Salas, F.; Saini, R.; Brar, S. K. and Ramírez, A. A. 
Energies 2020, 13(10), 2467; https://doi.org/10.3390/en13102467
Available online: https://www.mdpi.com/1996-1073/13/10/2467

9. “Anaerobic Digestion Performance: Separate Collected vs. Mechanical Segregated Organic Fractions of Municipal Solid Waste as Feedstock”
by Seruga, P.; Krzywonos, M.; Seruga, A.; Niedźwiecki, Ł.; Pawlak-Kruczek, H. and Urbanowska, A. 
Energies 2020, 13(15), 3768; https://doi.org/10.3390/en13153768
Available online: https://www.mdpi.com/1996-1073/13/15/3768

10. “Origin, Impact and Control of Lignocellulosic Inhibitors in Bioethanol Production—A Review”
by Sjulander, N. and Kikas, T. 
Energies 2020, 13(18), 4751; https://doi.org/10.3390/en13184751
Available online: https://www.mdpi.com/1996-1073/13/18/4751