Carbonle #112 — September 20, 2026

Today: getting around, per 100 km

The order that day, lightest footprint to heaviest.

• 1🚄Eurostar · per 100 km0.45 kg CO₂e to travel 100 km. (4.46 g per passenger-km, DEFRA 2022.)0.45 kg CO₂e / 100 km
• 2🚊Tram · per 100 km2.86 kg CO₂e to travel 100 km. (28.61 g per passenger-km, DEFRA 2022.)2.86 kg CO₂e / 100 km
• 3🚌City bus · per 100 km7.94 kg CO₂e to travel 100 km. (79.36 g per passenger-km, DEFRA 2022.)7.94 kg CO₂e / 100 km
• 4🛫Long-haul flight · per 100 km14.79 kg CO₂e to travel 100 km. (147.87 g per passenger-km, DEFRA 2022.)14.79 kg CO₂e / 100 km
• 5🛩️Domestic flight · per 100 km24.59 kg CO₂e to travel 100 km. (245.87 g per passenger-km, DEFRA 2022.)24.59 kg CO₂e / 100 km

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