Jinsi ya kukokotoa Emissions Factor
Emissions Factor ni nini?
Emissions factors convert activity data (fuel burned, electricity used) to greenhouse gas emissions. They vary by fuel type, region, year.
Fomula
Emissions = Activity × Emissions Factor
Mwongozo wa Hatua kwa Hatua
- 1Emissions = Activity × Emissions Factor
- 2Gasoline: ~2.3 kg CO₂/liter, electricity: 0.2-0.8 kg CO₂/kWh (regional)
- 3Factor varies with grid composition (coal heavy = higher)
Mifano Iliyotatuliwa
Ingizo
Drive 1000 km, car uses 5 L/100km, total 50 L fuel
Matokeo
50 L × 2.3 kg CO₂/L = 115 kg CO₂ emissions
Typical car trip
Makosa ya Kawaida ya Kuepuka
- ✕Using national average when regional factor available
- ✕Forgetting to account for upstream emissions
Maswali yanayoulizwa mara kwa mara
Why do electricity emissions vary by region?
Coal-heavy grids (high factor), nuclear/wind grids (low factor). US average ~0.4, coal region ~0.8 kg CO₂/kWh.
Are lifecycle emissions included?
Basic factors only include combustion. Full lifecycle includes extraction, production, transport.
Je, uko tayari kukokotoa? Jaribu Kikokotoo kisicholipishwa cha Emissions Factor
Jaribu mwenyewe →