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 …

The world's energy consumption is continuously increasing in developing and industrialized
nations. However, the rapid depletion of fossil fuels and climate change issues has directed …

Biological means of hydrogen (H 2) production has attracted tremendous research and
development attention. Dark fermentation provides a possible way of producing H 2 from a …

The conventional fossil fuel showed a persistent and intense decline steadily over the past
two decades have led to global deterioration of limited sustainable energy supplies …

Global urbanization has resulted in amplified energy and material consumption with
simultaneous waste generation. Current energy demand is mostly fulfilled by finite fossil …

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 …

The present fossil fuel-based energy sector has led to significant industrial growth. On the
other hand, the dependence on fossil fuels leads to adverse impact on the environment …

Green and clean hydrogen production has become a significant focus in recent years to
achieve sustainable renewable energy fuel needs. Biohydrogen production through the dark …

The challenges of climate change, dwindling fossil reserves, and environmental pollution
have fuelled the need to search for clean and sustainable energy resources. The process of …

Recently, hydrogen gas is becoming the most prominent alternative fuel due to its clean and
environment-friendly nature. It only delivers water as a waste product during the operation …