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Biomass<br />

169<br />

With the multitude of organic residues and biomass sources available, as<br />

well as the many different processing combinations that yield solid, liquid and<br />

gaseous bioenergy and biofuels, selecting the most effective biomass feedstock<br />

and conversion technologies for a particular application and size of operation<br />

is critical. A number of factors must be examined closely in the selection and<br />

development of appropriate conversion systems that are technically feasible,<br />

economically and energetically viable, and environmentally sound. These factors<br />

are particularly significant for large-scale biomass energy systems where<br />

the continuity of operation, as well as bioenergy and biofuel production, are<br />

essential. Hence, major barriers must be overcome to enable biomass energy to<br />

have a larger impact in displacing fossil fuels. Key barriers that were identified<br />

included [3]: the development of large-scale bioenergy plantations that can supply<br />

sustainable amounts of low-cost biomass feedstocks; the risks involved in<br />

designing, building and operating large integrated biomass conversion systems<br />

capable of producing bioenergy and biofuels at competitive prices with fossil<br />

fuels; and the development of nationwide biomass-to-bioenergy distribution<br />

systems that readily allow for consumer access and ease of use. However, without<br />

the use of integrated biomass conversion systems, bioenergy and biofuels<br />

from biomass will be limited to niche markets for a number of years until the<br />

depletion of fossil fuels becomes a concrete short-term reality [3].<br />

References<br />

1. Schuck , S. ( 2006 ). Biomass as an <strong>Energy</strong> Source . Int. J. Environ. Stud. , 63 , 823 .<br />

2. IEA ( 2007 ). Bio-energy, Potential Contributions of Bio-energy to the World’s Future <strong>Energy</strong><br />

Demand . OECD/IEA , Paris, France .<br />

3. Klass , D. L. ( 2004 ). Biomass for Renewable <strong>Energy</strong> and Fuels . Encyclopedia of <strong>Energy</strong> ,<br />

1 , 193 .<br />

4. Demirbas , A. ( 2001 ). Biomass Resource Facilities and Biomass Conversion Processing<br />

for Fuels and Chemicals . <strong>Energy</strong> Conv. Mgmt. , 42 , 1357 .<br />

5. Christie, P., H. Mitchell and R. Holmes (2004). Primer on Bioproducts . BIOCAP Canada<br />

Foundation and Pollution Probe, ISBN 0919764576.<br />

6. UNDP ( 2000 ). World <strong>Energy</strong> Assesment of the United Nations (WEA) ( W. C. Turkenburg ,<br />

ed.) . UNDP, UNDESA/WEC , New York . Ch. 7<br />

7. Oganization for Economic Cooperation and Development (OECD)/International<br />

<strong>Energy</strong> Agency (IEA) ( 2003 ). Renewables for Power Generation: Status and Prospects .<br />

OECD/IEA , Paris, France .<br />

8. International <strong>Energy</strong> Agency (IEA) ( 2006 ). <strong>Energy</strong> Technology Perspectives: Scenarios<br />

and Strategies to 2050 . OECD/IEA , Paris, France .<br />

9. WorldWatch Institute (2007). Bio-fuels for Transport: Global Potential and Implications for<br />

<strong>Energy</strong> and Agriculture . ISBN 1844074226.<br />

10. Hoogwijk , M. , A. Faaij , R. Van den Broek , et al. ( 2003 ). Exploration of the Ranges of<br />

the Global Potential of Biomass for <strong>Energy</strong> . Biomass and Bioenergy , 25 , 119 .<br />

11. Demirbas , A. ( 2000 ). Exploration of the Ranges of the Global Potential of Biomass for<br />

<strong>Energy</strong> . <strong>Energy</strong> Educ. Sci. Technol. , 5 , 21 .<br />

12. McKendry , P. ( 2002 ). <strong>Energy</strong> Production from Biomass (Part 1): Overview of Biomass .<br />

Bioresour. Technol. , 83 , 37 .

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