The Ukraine conflict has put critical pressure on gas supplies and increased the price of
fertilisers. As a consequence, biogas has gained remarkable attention as a local source of …

Biochar and hydrochar are carbonaceous materials with valuable applications. They can be
synthesized from a wide range of organic wastes, including digestate. Digestate is the …

Negative emissions technologies (NETs) are expected to play a significant role in mitigating
climate change. However, there are also concerns that a large scale deployment of NETs …

Char is a valuable product obtained from thermochemical conversion processes of different
biomass feedstocks, mainly pyrolysis and hydrothermal carbonization (HTC). In this work …

The direct use of digestate on farmlands as soil amendment is becoming an uneconomic
option for farmers. Moreover, there are serious environmental concerns about its oversupply …

The worldwide growing population, challenged by an ever-increasing global demand for
food production, is also concomitant with increased waste production, particularly organic …

Paddy fields emit considerable amounts of methane (CH4), which is a potent greenhouse
gas (GHG) and, thereby, causes significant environmental impacts, even as they generate …

The popularization of large-scale biogas project makes the disposal of fermentative residue
an urgent issue to be solved. Hydrothermal carbonization (HTC) technology is suitable for …

The role of renewable energy, such as biogas or renewable methane is important for
decarbonisation of the energy sector. This study analyses environmental impacts of …

The food industry generates large volumes of organic by‐products, which require proper
environmentally friendly disposal. In the case of the apple‐processing industry, apple …