Land-Use, Land-Use Change and Forestry - the IEA Bioenergy Task ...
Land-Use, Land-Use Change and Forestry - the IEA Bioenergy Task ...
Land-Use, Land-Use Change and Forestry - the IEA Bioenergy Task ...
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28 <strong>IEA</strong> <strong>Bioenergy</strong> <strong>Task</strong> 25 Workshop, Joensuu, Finl<strong>and</strong>: LULUCF: The Road to COP6$25,000$20,000$15,000Comparison of cumulative cash flow under four trading strategiesfor forests planted in 1999wood onlyannual carbon with woodcarbon futures with woodcarbon futures no woodCP1120,000100,00080,000Investment Profile for property on north coast of NSWEstate-level carbon dioxide sequestrationEarly thinningprior to KP1Thinnings <strong>and</strong> harvest afterKP1 dependent on relativeprice of carbon <strong>and</strong> wood$/ha$10,000$5,000carbon dioxide (t)60,00040,000KP1 First Kyotocomittment period$02000 2002 2004 2006 2008 2010 2012 2014 2016 2018 2020 2022 2024 2026 2028 203020,000-$5,000years01999 2001 2003 2005 2007 2009 2011 2013 2015 2017 2019 2021 2023 2025 2027year3738Carbon (t/ha)12080400-40-80Plant C Soil C Net C0 10 20 30 40 50 60 70 80Time (years)30 year rotation, thinnedtwiceAverage sequestration inplant biomass over60years is 44 t/haAverage net sequestrationis 36 t/haState Forests’ Carbon Management Strategies• conventional objectives to optimise return fromwood production• judicial timing of thinning <strong>and</strong> harvest tooptimise return from carbon <strong>and</strong> woodCarbon (t/ha)12080400-40-800 10 20 30 40 50 60 70 8015 year rotation,unthinned.Average sequestration inplant biomass over60years is 32 t/haAverage netsequestration is 3 t/ha• carbon losses at thinning <strong>and</strong> harvest offsetacross pool• large corporate buffer to offset unexpectedlosses, poor growth performance, uncertainty inmodelsTime (years)Plant C Soil C Net C3940
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