نتایج جستجو برای: integrated forest biorefinery

تعداد نتایج: 377870  

2015
Michal Wiezik Marek Svitok Adela Wieziková Martin Dovčiak Darren Ward

Global or regional environmental changes in climate or land use have been increasingly implied in shifts in boundaries (ecotones) between adjacent ecosystems such as beech or oak-dominated forests and forest-steppe ecotones that frequently co-occur near the southern range limits of deciduous forest biome in Europe. Yet, our ability to detect changes in biological communities across these ecosys...

Journal: :Biomass Conversion and Biorefinery 2023

Abstract The replacement of expensive components in microbial growth media with pretreated lignocellulosic waste component to increase the product spectrum and add value bioproducts has been encouraged achieve sustainable feasible utilization biomass as per biorefinery approach. This study demonstrates an integrated approach towards sugarcane bagasse Mucor circinelloides ZSKP. A maximum reducin...

Journal: :Current opinion in biotechnology 2009
Leonardo da Costa Sousa Shishir P S Chundawat Venkatesh Balan Bruce E Dale

Pretreatment is considered to be a central unit process in a biorefinery to convert lignocellulosic biomass into fuels and chemicals, affecting all other operations in the process. A variety of technologies to pretreat lignocellulosic biomass are available today, which encompass a wide range of physical, chemical, and biological based processes. Among these, chemical based pretreatments are con...

Journal: :Environmental monitoring and assessment 2010
Krishna Prasad Vadrevu Anuradha Eaturu K V S Badarinath

Forest fires are one of the major causes of ecological disturbance and environmental concerns in tropical deciduous forests of south India. In this study, we use fuzzy set theory integrated with decision-making algorithm in a Geographic Information Systems (GIS) framework to map forest fire risk. Fuzzy set theory implements classes or groupings of data with boundaries that are not sharply defin...

Journal: :Carbohydrate polymers 2013
Yan Qing Ronald Sabo J Y Zhu Umesh Agarwal Zhiyong Cai Yiqiang Wu

Various cellulose nanofibrils (CNFs) created by refining and microfluidization, in combination with enzymatic or 2,2,6,6-tetramethylpiperidine-1-oxyl (TEMPO) oxidized pretreatment were compared. The morphological properties, degree of polymerization, and crystallinity for the obtained nanofibrils, as well as physical and mechanical properties of the corresponding films were evaluated. Compared ...

2008
Florbela Carvalheiro Luís C. Duarte Francisco M Gírio

Biomass pretreatment (BP) plays a crucial role in a lignocellulose feedstock-based biorefinery (LCFBR) for processing of three major output streams (cellulose, hemicelluloses and lignin) into chemicals and biofuels. BP includes processing of lignocellulosic material (LCM) under aqueous, dilute acid or alkaline media to obtain a cellulosic fraction, which is then fermented to produce bioethanol....

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