One of the keys to the implementation of hydrogen energy technology is the production of
hydrogen. This review presents a comprehensive analysis of patents related to hydrogen …

Background Food waste (FW) occurs at every stage of the food supply chain, with each
segment contributing its share to the problem. These stages include agricultural production …

The idea of a circular economy (CE) has gained ground over the past ten years as a means
of addressing sustainable development and getting around the limitations of the current and …

Petroleum product is an essential resource for energy, that has been exploited by wide
range of industries and regular life. A carbonaceous contamination of marine and terrestrial …

Among multiple alternative clean and renewable energy sources, hydrogen is the most
promising green fuel because of its high conversion efficiency, energy potentiality, and …

In the challenge of mitigating greenhouse gases produced mainly by fossil fuels, the
recovery of agricultural and food waste to produce biohydrogen by dark fermentation is …

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 …

Utilization of unsustainable fossil fuels as energy resources releases greenhouse gases into
the atmosphere leading to global warming and environmental pollution. An eye-catching …

Hydrogen is the most promising alternative energy recently that is renewable and clean due
to its sustainability, great potential as energy source and efficiency during the conversion. In …

Biohydrogen is regarded as the most promising new generation of green energy. However,
the low yield and high cost of biohydrogen restrict its production on a large scale …