Environmental deterioration and the need for energy security are intrinsic problems linked
with the linear economy based on fossil fuels. Recently, a transformation to a sustainable …

Biogas production is rising in the context of fossil fuel decline and the future circular
economy, yet raw biogas requires purification steps before use. Here, we review biogas …

Biogas is acknowledged as one of the foremost bioenergy to address the current
environmental and energy challenges being faced by the world. Commonly, biogas is used …

The emission of greenhouse gases and global warming are the major environmental
concerns that has affected the normal geochemical cycles and climate conditions on the …

The main contaminants in biogas namely carbon dioxide, hydrogen sulfide, and siloxanes
limit its application especially in engines by reducing energy density and causing corrosion …

Biogas produced from organic wastes contains energetically usable methane and
unavoidable amount of carbon dioxide. The exploitation of whole biogas energy is locally …

Pakistan is facing a severe electricity shortfall due to rapidly growing demand leading to 8–
12 hd− 1 power outages in rural areas in summer. Predominant use of imported fossil fuels …

Biogas–a renewable energy source encompassing primarily CO 2/CH 4 mixture, can fuel
vehicles if it is properly purified. Recently, cryogenic biogas upgrading (CO 2 Liquefaction) …

Renewable biogas production technology is an excellent method for eradication of
greenhouse gas emission and thereby reducing global warming. This review discusses …

Decarbonisation of the production and utilisation of natural gas (NG) is the main force
behind attempts to reach climate targets because NG is one of the most dominant fuels in …