Climate change: Should you fly, drive or take the train? - BBC News
How green is mass transit? Very, very green, so says the Feds | The Source
6 Carbon and NO x Emissions per Passenger Mile | Download Scientific Diagram
Environment « American Bus Association
How Low-Carbon Can You Go: The Green Travel Ranking - Sightline Institute
Carbon Footprint Factsheet | Center for Sustainable Systems
Carbon Footprint Factsheet | Center for Sustainable Systems
Global CO2 emissions from transport per passenger. Carbon footprint infographic. Greenhouse gas emission by transport type. Environmental, ecology con Stock Vector Image & Art - Alamy
Sustainable transport to the Catfarm & beyond - the Catfarm
Opinion: Instead of flight shaming, be thoughtful about all travel | Ensia
Chart: Miles Apart: Car CO2 Emissions | Statista
Presentation carbon catcher by Stan Tan - Issuu
Should we give up flying for the sake of the climate? - BBC Future
Which form of transport has the smallest carbon footprint? - Our World in Data
Total CO2-equivalent life-cycle emissions from commercially available passenger cars - ScienceDirect
Carbon Footprint of Tourism - Sustainable Travel International
Flying first class on a single domestic round trip can contribute more greenhouse gas emissions than a year of driving - Green Car Congress
Which form of transport has the smallest carbon footprint? - Our World in Data
UK: travel carbon footprint by transport mode 2022 | Statista
Charted: Comparing the Carbon Footprint of Transportation Options
Charted: Comparing the Carbon Footprint of Transportation Options