Transit Carbon Calculator

Your transit agency (Pennsylvania)

One-way commute distance (miles)

Days per week you commute

Your transit mode

Gas price / gallon ($) Loading…

Your car's MPG

Your Philadelphia neighborhood (optional — for map pin)

Please fill in commute distance and days per week.

Your Climate Impact 🌱

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lbs CO₂ avoided

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car miles skipped

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trees' worth of CO₂

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gas money saved

📊 How you compare (annual lbs CO₂)

🟢 You —

🟡 Avg. PA commuter —

🔴 Solo car (same distance) —

Avg. PA commuter: ~3,400 lbs CO₂/year · EPA + PennDOT data

Data: EPA GHG emission factors · APTA transit emissions research · EIA gas prices · 50 commute weeks/year

⏳ Lifetime Projector

Keep riding. Watch the numbers grow.

Over 10 years

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total lbs CO₂ avoided

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trees' worth

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gas saved

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car miles skipped

🗺️ Philadelphia Carbon Map

Transit ridership varies across Philadelphia neighborhoods. Darker green = more CO₂ avoided per commuter relative to driving. Your pin shows your neighborhood's estimated impact.

Highest savings

High savings

Moderate savings

Lower savings

★ Your neighborhood

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