Energyproductionfrombiomassescanbeanimportantresourcethat,whencombinedwithothergreen energiessuchaswindpowerandsolarplants,cancontributetoreducedependencyonfossilfuels.The aim ofthisstudyistoassesshowagriculturecouldcontributetotheproductionofbio-energy.Amulti- periodWeightedGoalProgrammingmodel(MpWGP)hasbeenappliedtoidentifytheoptimallanduse combinationsthatsimultaneouslymaximisefarmers’incomeandbiomassenergyproductionunder three concurrentconstraints:water,labourandsoilavailability.Alternativescenariosareconsideredthat take intoaccounttheeffectofclimatechangeandsocialchange.TheMpWGPmodelwastestedwithdata from theRovigocountyarea(Italy)overa15-yeartimeperiod. Our findingsshowthattrade-offexistsbetweenthetwooptimisationtargetsconsidered.Although the optimisationofthefirsttargetrequirestraditionalagriculturalcrops,whicharecharacterisedbyhigh revenueandalowproductionofbiomassenergy,thelatterwouldbeachievablewithintensivewood production,namely,high-energyproductionandlowincome.Ourresultsalsoshowtheimportanceofthe constraintsimposed,particularlywateravailability;waterscarcityhasanoverallnegativeeffectand specificallyaffectsthelevelofenergyproduction.
Biomass energy production in agriculture: A weighted goal programming analysis
BALLARIN, ANDREA;VECCHIATO, DANIEL;TEMPESTA, TIZIANO;
2011
Abstract
Energyproductionfrombiomassescanbeanimportantresourcethat,whencombinedwithothergreen energiessuchaswindpowerandsolarplants,cancontributetoreducedependencyonfossilfuels.The aim ofthisstudyistoassesshowagriculturecouldcontributetotheproductionofbio-energy.Amulti- periodWeightedGoalProgrammingmodel(MpWGP)hasbeenappliedtoidentifytheoptimallanduse combinationsthatsimultaneouslymaximisefarmers’incomeandbiomassenergyproductionunder three concurrentconstraints:water,labourandsoilavailability.Alternativescenariosareconsideredthat take intoaccounttheeffectofclimatechangeandsocialchange.TheMpWGPmodelwastestedwithdata from theRovigocountyarea(Italy)overa15-yeartimeperiod. Our findingsshowthattrade-offexistsbetweenthetwooptimisationtargetsconsidered.Although the optimisationofthefirsttargetrequirestraditionalagriculturalcrops,whicharecharacterisedbyhigh revenueandalowproductionofbiomassenergy,thelatterwouldbeachievablewithintensivewood production,namely,high-energyproductionandlowincome.Ourresultsalsoshowtheimportanceofthe constraintsimposed,particularlywateravailability;waterscarcityhasanoverallnegativeeffectand specificallyaffectsthelevelofenergyproduction.
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