Carbon Neutral

“Carbon Neutral”
Used, Abused and Confused
• “Biofuels are good because the carbon
emitted equals the carbon absorbed”
• Depends on the system boundary (area)
• Depends on the time (how long)
• Depends on management (e.g., early
harvest, fertilizers, …)
• Depends on biophysical factors (albedo)
• Depends on use (replacing gasoline,
construction timber, …)
• Depends on indirect effects
• …