Google 'airbrushes' out emissions from flying, BBC reveals - BBC News
Carbon Credits: How to Offset Flights for More Sustainable Travel
Offset Your Carbon Emissions: CO2 Flight Calculator - Flunking Monkey
Aviation Carbon Emissions Case Study - Qatar Airways
CO2 emissions: a key argument to sell a plane ticket? | Afidium
Reducing demand for air travel starts at work - Climate & Environment at Imperial
The Best Travel Carbon Calculators (To Find Lower-Emission Flights) • Tilted Map
Travel responsibly with the carbon footprint travel calculator
Flight Carbon Footprint Calculator
Methodology behind the carbon footprint calculator - GoClimate Blog
CO2 emissions: Train & ferry versus plane
Climate change: Should you fly or drive over the holidays?
How to Reduce the Carbon Footprint of Your Travels - Sustainable Travel International
Profs Who Fly: Travel Emissions Calculator
Calculate flight emissions – flight CO2 calculator | myclimate
Environmental Tools (E-tools)
Flight carbon calculators and offsets: How do they work and can we trust them? | CNN
Carbon calculator: find out how much CO2 your flight will emit | Flights | The Guardian
Climate change: Should you fly, drive or take the train? - BBC News
Charted: Comparing the Carbon Footprint of Transportation Options
Calculate Scope 3 from Business Travel | Sustain.Life
Climate change: Should you fly, drive or take the train? - BBC News
ICAO Carbon Emissions Calculator (ICEC)
