Emissions Factor کا حساب کیسے لگائیں
Emissions Factor کیا ہے؟
Emissions factors convert activity data (fuel burned, electricity used) to greenhouse gas emissions. They vary by fuel type, region, year.
فارمولا
Emissions = Activity × Emissions Factor
مرحلہ وار گائیڈ
- 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)
حل شدہ مثالیں
ان پٹ
Drive 1000 km, car uses 5 L/100km, total 50 L fuel
نتیجہ
50 L × 2.3 kg CO₂/L = 115 kg CO₂ emissions
Typical car trip
عام غلطیاں جن سے بچنا ہے
- ✕Using national average when regional factor available
- ✕Forgetting to account for upstream emissions
اکثر پوچھے جانے والے سوالات
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.
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