Carbon Footprint Bristol

Carbon footprint overview: Bristol

Bristol is a major South West England city with a population of approximately 472,000. Like most UK cities, its emissions are driven primarily by transport, reflecting the city's infrastructure, housing stock, and commuting patterns.

At 5.7 tonnes CO₂e per person per year, Bristol's footprint exceeds the UK national average of 5.5 tonnes. The global average is 4.54 tonnes, while the Paris Agreement's 1.5°C pathway requires per-person emissions of around 2.3 tonnes by 2030.

Key facts about Bristol's emissions

• Bristol was European Green Capital in 2015
• One of UK's highest cycling modal shares
• Bristol Energy works to tackle fuel poverty

Main emission sources in Bristol

Across the UK, residential emissions break down roughly as follows — Bristol's pattern is similar, with Transport as the dominant source:

How to reduce your carbon footprint in Bristol

The most impactful actions for Bristol residents, based on your city's emission profile:

1. Switch transport — Bristol has public transport options including local buses and rail links. Every car trip replaced by public transport, cycling, or walking reduces your footprint.
2. Green home energy — Switch to a 100% renewable electricity tariff and consider a heat pump to replace a gas boiler. The UK's grid is becoming cleaner every year.
3. Eat less meat — Cutting meat to 3 days a week saves approximately 0.5 tonnes CO₂e per year. Going vegetarian saves around 1.3 tonnes.
4. Fly less — A single return long-haul flight can add 2–4 tonnes to your annual footprint. Video calls and train travel where possible make a significant difference.

Calculate your personal footprint in Bristol

Everyone's footprint is different. Use our free carbon footprint calculator to get your personalised estimate based on your transport, home energy, diet, and lifestyle. No registration needed — all calculations happen in your browser.