Table 4 |
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Comparison of wood burial and power plant CCS. The markets use tCO2 as carbon unit which can be converted into tC with the conversion factor the molecular weight ratio CO2:C = 44:12; both units are shown. |
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Wood Burial |
Power plant CO2 capture with geological storage |
Price on Chicago Climate Exchange (CCX) 2006 |
European carbon trading market price during 2005–2007 |
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$14/tCO2 ($7–27) |
$20–270/tCO2 [14] |
$3–4/tCO2 |
€1–33/tCO2 |
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$50/tC ($25–100) |
$73–990/tC |
$12–16/tC |
€4–120/tC |
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Storage safe; semi-permanent, reversible; some environmental concern |
Possibility of leakage; lower cost storage capacity small |
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Potential: 10 ± 5 GtC y-1 Long-term: thousands of GtC or no practical limit |
Potential rate is limited by scale of operation Longterm: > 500 GtC |
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Zeng Carbon Balance and Management 2008 3:1 doi:10.1186/1750-0680-3-1 |
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