Tidal waste causes accumulation of seaweed and marine plants on coasts, resulting in an. eutrophication process and proliferation of insects, nematodes, and bacteria that negatively affect the beach ecosystem and local human economic activities. This work highlights the potential of beach wrack from the Andalusian Mediterranean coastline as cellulosic materials, in the frame of concepts such as waste

Hydrogen-rich syngas was a clean energy and an important industrial material. Based on the decoupling strategy of biomass chemical looping gasification process, this paper proposed a strategy of metal oxides embedded into molecular sieves to prepare highly dispersed and nanosized oxygen carriers for producing hydrogen-rich syngas. NiO@SBA-15, Fe2O3@SBA-15, and NiFe2O4@SBA-15 were prepared by the impregnation

When stored in closed environments, wood pellets consume and react with atmospheric oxygen in oxidative reactions. These reactions result in the loss of dry matter and the release of oxidative heat. To measure the oxygen consumption, pellets with moisture content (m.c.) between 4 and 50% (wb) were stored in sealed jars for 10 days at 25, 40, and 60 °C. Air was drawn from the jar using a syringe. The

Filamentous algae from the genus Tribonema presents a challenge in commercial applications because of their slow growth and low oil content. Magneto-electric composite fields (MECs) intervention has been used to increase the development of several plants; however, its effects on algal metabolism are unclear. Here, the Tribonema sp. was cultured under the interventions of ME (24/d-0.6V/cm, 1h/d-0.6V/cm

Utilizing residual biomass resources in industrial processes has become a major topic in the scientific and political discourse about the bioeconomy. Especially residues from agriculture and forestry play an important role in the future bioeconomy since there are significant utilizable resource potentials and various high-value product opportunities. However, these resources contain valuable plant

The possibility of direct methanol synthesis from biomass pyrolysis syngas (BPS) over Cu/ZnO/Al2O3 catalysts was investigated using a fixed bed reactor. A commercial benchmark catalyst and an in-house Cu/ZnO/Al2O3 catalyst prepared using the co-precipitation method, Cu/Zn/Al = 68/28/4 wt%, were tested for methanol synthesis from a model BPS containing 25% H2, 25% CO, 20% CH4, 20% CO2, and 10% N2. The

Among eight native North American willow species examined for coppice growth performance, the sand dune willow, Salix cordata Michx. (COR) has proved to be one of the most productive and useful for woody biomass production. In a common garden study, clones from the eastern and southwestern regions of Ontario, Canada, outperformed those from northern populations. Geographic region, populations within

Bioenergy production from short rotation woody species grown on saline soil provides multiple environmental advantages. Breeding of energy willow for salinity tolerance can support green energy utilization. Here, we quantify triploid heterosis in biomass traits under salt stresses. Crosses between diploid cultivars (Tora and Inger) and our autotetraploid plants (PPE-2/6 and PPE-7) resulted in TH16/24

Conversion of low-value agricultural residues into biofuels, especially fuel pellets is a promising technique, and the fuel pellet can be used for combustion, co-combustion in boilers and furnace for the generation of heat and power in power plants. Bio-based additives such as mustard meal and bio-oil derived from softwood via pyrolysis have been used as binder for the formulation of oat hull pellets

The present study aimed to investigate the biodegradation of waste fruit by microbial fuel cells (MFC) when employing bioaugmentation of polysaccharides degrading bacterial strains and in-situ produced fungal mash. Bioaugmentation with Cellulomonas fimi and Bacillus subtilis both separately and in combination resulted in high chemical oxygen demand removal, high carbohydrates removal, and high solids

The current study is to investigate a multi-condenser system for separating pyrolytic vapors as a promoting method to produce bio-oils that are more impervious to aging. Bio-oil vapors produced by fast pyrolysis of cotton stalk in a fluidized bed reactor at a temperature of 500 °C and were divided by a fractional condensation system into four fractions. The results showed that the stability of the

Switchgrass (Panicum virgatum L.) is a highly drought-resistant and cold-tolerant perennial energy crop, promising a favourable biomass energy source lately. For cost-effective switchgrass cultivation, physical characteristics and cost factors are critical in encouraging decision-makers to invest in this field. This study aims to develop a methodology to place cost analyses on a spatial basis and relate

Hybrid aspens have long attracted scientific interest, but the research on their use as feedstocks for chemical applications are still very limited. The bark biomass of the poplar species contains many valuable extractives that can be utilized as value-added products. This paper examines the applicability of hybrid aspen (Populus tremula L. × P. tremuloides Michx.) bark extract as a precursor of rigid

Using agricultural wastes as raw materials to manufacture high value-added materials with green and economical processes is of great significance. In this study, corncob processed by deep eutectic solvents (DESs) pretreatment (80–130 °C) can be successfully prepared into lignocellulose-based hydrogels (LCHs) by a facile and green ZnCl2/CaCl2 solvent system. An appropriate amount of lignin can be well

The wide-spread dependence of transportation sector on the ever-depleting and greenhouse gas emitting fossil fuels when burnt has raised considerable energy security and environmental concerns. Consequently, countries around the world have positioned biofuels as a center stage alternative to fossil fuels in their national policies to provide energy security and carbon emission control. In this regard

The efficient preparation of hydrocarbon-rich bio-oil is a promising method for biomass utilization. However, the complicated bio-oil composition and low hydrocarbon yield reduced the utilization efficiency of biomass. To solve this problem, a novel technology of coupling formaldehyde-pretreatment (FA) and catalytic fast pyrolysis (CFP) was proposed and tested on poplar sawdust. This coupling technology

This study addresses the challenges of water pollution and solid waste treatment by presenting a two-step wet ball mill pyrolysis method for synthesizing magnetic biochar (MBC) from Water Hyacinth (Eichhornia crassipes) and basic oxygen furnace slag (BOFs) for adsorbing phosphate in water. The MBC showed excellent magnetic properties, with a coercivity of 259.3 Oe and a remanence of 0.552 emu˖g−1,

Recently, biomass crops attracted considerable attention as a possible alternative to fossil fuels; nevertheless, the interest in its agronomic practices such as irrigation and fertilization is still unclear. This study aims at determining the appropriate phosphorus (P) fertilization management in the early development stage of giant reed (Arundo donax L.). The uptake, transportation, and fertilization

In this paper, the fusibility of biomass ashes with varying chemical and mineral compositions were investigated and their mineral phase transformations were characterised in-situ by using the HT-XRD technique. Results showed that ash fusion temperatures (AFTs) of the analysed biomass increased in the order of walnut shell (WS) < wheat straw (WHS) < peanut shell (PES) < pine sawdust (PS). This is attributed

This research used titanium oxide-coated magnetic Fe3O4 nanoparticles doped graphene oxide (MTiGO) and modified with Candida antarctica Lipase B (CALB) enzyme. The MTiGO@CALB nanocomposite is a novel biocatalyst for transesterifying triglycerides to fatty acid methyl esters (FAMEs) from waste cooking oil. tThe physicochemical characteristics of the proposed biocatalyst were determined via FTIR, VSM

With an adequate cultivation methodology, in suitable environments, hybrid poplars can produce over 200–210 m3 ha−1 of wood in 10 years (with 278 trees ha−1). Some cultural inputs are fundamental for good yields, some others like fertilization can be evaluated because in the face of high environmental and economic costs they do not always increase the stand productivity. The purpose of this work is

Chestnut burrs (CB) are agro-industrial wastes produced in large amounts during chestnut processing. Despite their high value composition, this type of biomass has been scarcely studied, becoming an important material to be valorized. In this work, a green technology based on the use of diluted choline chloride urea (ChCl:U) deep eutectic solvent (DES) was postulated to deconstruct the lignocellulosic

Duckweeds is the most promising nonfood feedstock for sustainable bioenergy production. Mixotrophy is the best growth mode compared to photoautotrophy and heterotrophy for biomass and starch accumulation in duckweed. This work investigated the impacts of light intensities (3,000, 6,000, 9,000, 12,000, 15,000, and 20,000 lux) and exogenous glucose concentrations (5, 10, 15, 20, 30, and 40 g L−1) on

The utilization of biomass combustion for electricity generation has grown an importance and popularity. However, effective management of ash produced during biomass combustion is a major challenge. To analyze the ecological risk of heavy metals and ash characteristics in biomass ash, an inductive coupled plasma emission spectrometer (ICP) and X-ray diffraction (XRD) were used. The effects of temperature

Biogas is a renewable energy produced due to the anaerobic decomposition of plants and animals. Biogas contains a high amount of methane (CH4), carbon dioxide (CO2), and trace amounts of hydrogen sulfide (H2S). It is naturally released in the environment, and the composition varies depending on the source it is generated. The primary focus of the study is to understand the influence of H2S on CH4 and

Microalgae has gathered significant interest as a promising feedstock for biocrude production through hydrothermal liquefaction (HTL). However, the challenge of microalgae harvesting presents a significant obstacle to its economic viability and technical feasibility. This study aimed to overcome the complexities of microalgae harvesting processes by exploiting the self-settling characteristic of microalgae

In this work, rice husks (RH) from 4 agro-ecological zones of Tanzania were characterised for their potential use via supercritical water gasification (SCWG). The physical and chemical characteristics of different varieties of RH were evaluated, and the results were correlated with their geographical factors. The SCWG was conducted at a temperature of 492 °C, feed concentration of 9.5 wt%, residence

This work reports lignin extraction from rice husk using deep eutectic solvent (DES) made using a biodegradable hydrogen bond donor, p-toluene sulfonic acid. The stability of the deep eutectic solvent was studied by the occurrence and strength of the hydrogen bonds using density functional theory calculation. The reduced density gradient plot showed that the proposed DES formed a stable H-bonded structure