Fossil fuel reserves have drastically decreased over the past two decades, contributing to a
worldwide decline in energy sources. The volatility of energy prices and their serious …

Agrowaste sources can be utilized to produce biogas by anaerobic digestion reaction. Fossil
fuels have damaged the environment, while the biogas rectifies the issues related to the …

Circular bio-economy is a significant approach to resolving global issues elevated by
environmental pollution. The generation of bioenergy and biomaterials can withstand the …

As a clean energy carrier, hydrogen is a promising alternative to fossil fuel so as the global
growing energy demand can be met. Currently, producing hydrogen from biowastes through …

Hydrogen is an important industrial material and ideal secondary energy. It is widely used in
petrochemical, electronics, metallurgy, food processing, fine organic synthesis, and clean …

Microbial fermentation of organic matter under anaerobic conditions is currently the
prominent pathway for biohydrogen production. Organic matter present in waste residues is …

The globe has dependent on energy generation and utilization for many years; conversely,
ecological concerns constrained the world to view hydrogen as an alternative for economic …

Energy demands and immense environmental degradation have extorted for production of
low-carbon and carbon–neutral fuels. Abundantly available lignocellulosic biomass is …

To assess biohydrogen for future green energy, this review revisited dark fermentation and
microbial electrolysis cells (MECs). Hydrogen evolution rate in mesophilic dark fermentation …

Hydrogen has become a research highlight by virtue of its clean energy production
technology and high energy content. The technology of biohydrogen production from …