From: =?iso-8859-1?Q?Andr=E9_Gabus?= To: Bcc: =?iso-8859-1?Q?Andr=E9_Gabus=2C_Gen=E8ve?= , , Subject: Biofuels from dedicated tropical plantation forests Date: Tue, 30 Dec 2008 15:40:40 +0100 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0055_01C96A94.F80B1630" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.5512 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.5579 This is a multi-part message in MIME format. ------=_NextPart_000_0055_01C96A94.F80B1630 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Just published: = (French below) BIOFUELS FROM DEDICATED TROPICAL PLANTATION FORESTS -- It is time for = detailed studies of the lignofuels options, by A. Gabus & A. Hawthorne, = in International Forestry Review, Volume 10, Issue 4, December 2008, pp = 563-572. Summary. As a source of alternative fuels, ligneous biomass offers two = significant advantages: trees can grow on low-yield land unsuited for = food production and supply the energy required for producing derived = fuels. Technologies for its conversion into substitutes for gasoline and = especially for diesel fuel are complex and expensive. Harnessing and = applying them will however be pushed forward by the double challenge of = oil resource depletion and global warming. Ample sunlight and high = rainfall suggest that the tropics may be the preferred areas where = plantation forests dedicated to lignocellulose fuel production (or = lignofuels as distinct from agrofuels) could be established. At = petroleum prices 10 to 20% above 2007 levels, the authors conclude that = a 'bioethanol outlet' for tropical forest plantations on deforested idle = lands and humid savannahs is viable (see graph and pictures: = http://homepage.bluewin.ch/agabus/352.html). To meet the very rapid = expected growth in demand for biomass, such projects should thus be = initiated now. Key issues to be covered in related feasibility studies = are discussed herein. Access to the review and this paper: = http://www.cfa-international.org/IFR.html http://www.atypon-link.com/CFA/toc/ifor/10/4 -------------------------------------------------------------------------= ------- Vient de para=EEtre: DES PLANTATIONS FORESTIERES TROPICALES POUR LIGNOCARBURANTS -- La = faisabilit=E9 des diff=E9rentes fili=E8res de production =E0 l'ordre du = jour, par A. Gabus & A. Hawthorne, in International Forestry Review, = Volume 10, Issue 4, d=E9cembre 2008, pp 563-572. R=E9sum=E9 : Pour produire des carburants alternatifs, la biomasse = ligneuse a l'avantage de fournir sa propre =E9nergie et de pousser sur = des sols pauvres impropres =E0 la couverture des besoins alimentaires. = Les technologies pour sa conversion en substituts =E0 l'essence et = surtout au gazole sont complexes et co=FBteuses. Leur ma=EEtrise et = application vont cependant =EAtre h=E2t=E9es par la n=E9cessit=E9 de = relever le double d=E9fi d'un p=E9trole en voie de rar=E9faction et de = la lutte contre le r=E9chauffement climatique. Abondance de radiation = solaire et de pr=E9cipitations sugg=E8re de donner la priorit=E9 aux = r=E9gions tropicales pour y =E9tablir des plantations foresti=E8res = d=E9di=E9es =E0 la production de carburants ligno-cellulosiques (ou = lignocarburants en distinction des agrocarburants). On d=E9montre qu'il = suffirait que le baril augmente durablement d'une ou deux dizaines de = dollars par rapport =E0 son niveau de 2007 pour assurer =E0 l'avenir un = =AB d=E9bouch=E9 bio=E9thanol =BB au reboisement de terres vacantes ou = =E0 la conversion foresti=E8re de savanes humides intertropicales (voir = graphique & images: http://homepage.bluewin.ch/agabus/352.html). D=E8s = lors qu'une forte augmentation de la demande de biomasse est attendue et = que les conditions technico-=E9conomiques paraissent largement r=E9unies = pour l'=E9mergence d'une nouvelle industrie, il est temps de passer des = perspectives ici pr=E9sent=E9es aux =E9tudes de projet. ------=_NextPart_000_0055_01C96A94.F80B1630 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
 
Just=20 published:          &nb= sp;           &nbs= p;            = ;            =    =20 (French below)
BIOFUELS FROM DEDICATED TROPICAL = PLANTATION=20 FORESTS -- It is time for detailed studies of the lignofuels = options,=20 by A. Gabus & A. Hawthorne, in International = Forestry=20 Review, Volume 10, Issue 4, December 2008, pp = 563-572.
 
Summary. As a source = of=20 alternative fuels, ligneous biomass offers two significant advantages: = trees can=20 grow on low-yield land unsuited for food production and supply the = energy=20 required for producing derived fuels. Technologies for its conversion = into=20 substitutes for gasoline and especially for diesel fuel are complex and=20 expensive. Harnessing and applying them will however be pushed forward = by the=20 double challenge of oil resource depletion and global warming. Ample = sunlight=20 and high rainfall suggest that the tropics may be the preferred areas = where=20 plantation forests dedicated to lignocellulose fuel production (or=20 lignofuels as distinct from agrofuels) could be = established.=20 At petroleum prices 10 to 20% above 2007 levels, the authors conclude = that a=20 'bioethanol outlet' for tropical forest plantations on = deforested idle=20 lands and humid savannahs is viable (see graph and pictures: http://homepage.b= luewin.ch/agabus/352.html).=20 To meet the very rapid expected growth in demand for biomass, such = projects=20 should thus be initiated now. Key issues to be covered in related = feasibility=20 studies are discussed herein.
 
Access to the review and this = paper:=20 http://www.cfa-interna= tional.org/IFR.html
http://www.atyp= on-link.com/CFA/toc/ifor/10/4
 

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Vient de para=EEtre:
DES PLANTATIONS FORESTIERES = TROPICALES=20 POUR LIGNOCARBURANTS -- La faisabilit=E9 des diff=E9rentes fili=E8res de = production =E0=20 l'ordre du jour, par A. Gabus & A. Hawthorne, in=20 International Forestry Review, Volume 10, Issue 4, = d=E9cembre=20 2008, pp 563-572.
 
R=E9sum=E9 : Pour produire des carburants = alternatifs, la=20 biomasse ligneuse a l'avantage de fournir sa propre =E9nergie et de = pousser sur=20 des sols pauvres impropres =E0 la couverture des besoins alimentaires. = Les=20 technologies pour sa conversion en substituts =E0 l'essence et surtout = au gazole=20 sont complexes et co=FBteuses. Leur ma=EEtrise et application vont = cependant =EAtre=20 h=E2t=E9es par la n=E9cessit=E9 de relever le double d=E9fi d'un = p=E9trole en voie de=20 rar=E9faction et de la lutte contre le r=E9chauffement climatique. = Abondance de=20 radiation solaire et de pr=E9cipitations sugg=E8re de donner la = priorit=E9 aux r=E9gions=20 tropicales pour y =E9tablir des plantations foresti=E8res d=E9di=E9es = =E0 la production de=20 carburants ligno-cellulosiques (ou lignocarburants en = distinction des=20 agrocarburants). On d=E9montre qu'il suffirait que le baril = augmente=20 durablement d'une ou deux dizaines de dollars par rapport =E0 son niveau = de 2007=20 pour assurer =E0 l'avenir un =AB d=E9bouch=E9 bio=E9thanol =BB = au reboisement de=20 terres vacantes ou =E0 la conversion foresti=E8re de savanes = humides=20 intertropicales (voir graphique & images: http://homepage.bluewin.ch/agabus/352.html). D=E8s=20 lors qu'une forte augmentation de la demande de biomasse est attendue et = que les=20 conditions technico-=E9conomiques paraissent largement r=E9unies pour = l'=E9mergence=20 d'une nouvelle industrie, il est temps de passer des perspectives ici = pr=E9sent=E9es=20 aux =E9tudes de projet.
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