Global spatially explicit CO2 emission metrics for forest bioenergy.

作者: Francesco Cherubini , Mark Huijbregts , Georg Kindermann , Rosalie Van Zelm , Marijn Van Der Velde

DOI: 10.1038/SREP20186

关键词: BioenergyDegree (temperature)Temporal scalesData miningEnvironmental scienceBiomassGlobal temperaturePrimary energyGreenhouse gasAtmospheric sciencesPrecipitation

摘要: Emission metrics aggregate climate impacts of greenhouse gases to common units such as CO2-equivalent (CO2-eq.). Examples include the global warming potential (GWP), temperature change (GTP) and absolute sustaied emission (aSET). Despite importance biomass a primary energy supplier in existing future scenarios, for CO2 from forest bioenergy are only available on case-specific basis. Here, we produce spatially explicit emissions illustrate their applications 2015 until 2100 under RCP85 scenario. We obtain average values 0.49 +/-0.03.kgCO2-eq. kgCO2^-1 (mean+/-standard deviation) GWP, 0.05+/-0.05kgCO2-eq. kgCO2^1 GTP, 2.14-10^-14+/-0.11-10^-14 degree C (kg yr^-1)^-1 aSET. explore metric dependencies temperature, precipitation, turnover times extraction rates residues. find relatively high with low long rotation residue rates. Our results provide basis assessing different indicators across various spatial temporal scales.

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