Emissions and Discharges

* The following factors have been used in 2001 when calculating CO₂ emissions:

Black liquor	126 kg/GJ

Bark 50% (dry state)	125 kg/GJ

Wood waste	125 kg/GJ

Sludge	110 kg/GJ

Soap	100 kg/GJ

Tall oil	70 kg/G

Other bio-fuels	100 kg/GJ (estimated)

Peat	106 kg/GJ

Natural gas	55 kg/GJ

Heavy oil	77 kg/GJ

Light oil	74 kg/GJ

Coal	94 kg/GJ

* Except mills in North America, which have used U.S. federal government factors.