The reuse and reincorporation of waste are the principles of circular economies. Compost,
biofuels, animal feed, dyes, and bioactive compounds can be obtained from the revaluation …

Agro-industrial wastes to be a global concern since agriculture and industrial processes are
growing exponentially with the fast increase of the world population. Biopolymers are …

The rising demand for food, energy and water amidst depleting supplies and increased
environmental degradation is a significant problem in today's world. The concerted …

Coffee by-products are a renewable, plentiful, cost-effective, and mostly untapped resource
that could be used as a biofuel feedstock. However, the energy efficiency and biofuel yields …

Bioenergy is one of the most important renewable-energy sources worldwide, accounting for
more than two-thirds of the renewable-energy mix. Biomass accounted for 13–14% of the …

Abundant biomass is a potential energy source. However, it possesses several challenges
when considered for energy applications. Torrefaction, a thermal pretreatment process can …

Promoting the use of renewable energy sources has become an important policy strategy for
mitigating climate change and for providing better energy security and financial …

In recent decades, biomasses from different industrial segments have created new
interesting perspectives, including sustainable development. Moreover, reusing waste, such …

Wheat straw (WS) is a promising substrate for biogas production by anaerobic digestion
(AD) due to its high carbohydrate content. An estimated 0.603 million t yr− 1 of WS are …

Cellulosic biomass has been widely used as a feedstock for biofuel applications due to its
low-cost, renewability and abundance. However, the production of liquid biofuels is still …