Results 81 to 90 of about 929,535 (289)

A sustainable business ecosystem: a case study demonstrating biochar's potential

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract The need for renewable, climate‐friendly resources has become urgent as legislators worldwide have sought to find ways to cut emissions while ensuring resource security for consumers. The use of biochar could help to achieve these goals. This study examines the current state of commercial biochar production and the maturity of the related ...
Juuso Kivijakola   +4 more
wiley   +1 more source

Improvement of Digestate Stability Using Dark Fermentation and Anaerobic Digestion Processes

open access: yesEnergies, 2019
This paper assessed the effect of dark fermentation, the fermentative phase in a two-stage anaerobic digestion system, in terms of digestate biostabilization efficiency.
Elena Albini   +2 more
doaj   +1 more source

Performance Comparison of Single and Two-Phase Biogas Digesters Treating Dairy Cattle Manure at Tropical Ambient Temperature

open access: yesTropical Animal Science Journal, 2020
The biodegradation process of organic waste in anaerobic digestion can be in a single or two-phase bio-reactor. This study examined the effect of different biogas digester configurations (single and two-phase) on methane production of dairy cattle manure
S. Sutaryo   +3 more
doaj   +1 more source

Combined effect of increasing the post‐reformer temperature and adding red mud as a secondary catalyst in the thermocatalytic reforming of digestate

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract This work studies the combined effect of increasing the post‐reformer temperature and introducing red mud as a support catalyst in the thermocatalytic reforming (TCR®) of digestate. The TCR® method, developed by the Fraunhofer Institute for Environmental, Safety and Energy Technology UMSICHT (abbreviated as Fraunhofer UMSICHT), is an extension
Hillary Onyishi   +4 more
wiley   +1 more source

Cryogen-Aided Chromatographic Purification of Millimole Quantities of Methane for Spectroscopic Clumped Isotope Analysis. [PDF]

open access: yesRapid Commun Mass Spectrom
ABSTRACT Rationale Quantum cascade laser absorption spectroscopy (QCLAS) is a fast and reliable method for analyzing the bulk (𝛿13C‐CH4, 𝛿D‐CH4) and clumped isotopic (∆13CH3D and ∆12CH2D2) composition of methane. However, precise measurements of ∆12CH2D2 require 0.5 to 1.8 mmol of purified methane (equivalent to 15 to 40 mL at STP).
Kueter N   +6 more
europepmc   +2 more sources

Potential contribution of biomass gasification‐based technology in energy transition: a technical review coupled with bibliometric studies

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract Biomass gasification technology has been extensively researched around the world; however, there is a need to evaluate the current research landscape and evolutionary direction of research in the broader context of energy transition. A systematic bibliometric analysis of the Web of Science database was performed for articles that fall within ...
Olasunkanmi Opeoluwa Adeoye   +5 more
wiley   +1 more source

The Monterey Event and the Paleocene‐Eocene Thermal Maximum

open access: yesGeophysical Monograph Series, Page 401-416., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Tali L. Babila, Gavin L. Foster
wiley  

+2 more sources

Interannual variability in methane growth rate simulated with a coupled Ocean-Atmosphere-Chemistry model [PDF]

open access: yes, 2002
We assess the contribution made to the interannual variability of the global methane accumulation rate from its atmospheric sink using the STOCHEM tropospheric chemistry model coupled to the HadCM3 climate model.
Collins, W. J.   +3 more
core   +1 more source

Pectinase‐Based Bioprocesses for Circular Bioeconomy and Sustainable Industrial Development

open access: yesBiotechnology and Bioengineering, EarlyView.
This picture demonstrates a unified strategy for sustainable pectinase production, focusing on microbial bioproduction, innovative strategies in enzyme engineering (Protein engineering, rational enzyme design, directed evolution and heterologous expression) and various applications in industry, including food, textiles, pulp and paper, agriculture and ...
Nisha Sharma   +6 more
wiley   +1 more source

Maximizing bio-methane potential from municipal landfill leachate through ultrasonic pretreatment. [PDF]

open access: yesHeliyon, 2023
Farsad S   +6 more
europepmc   +1 more source

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