Flying Without Fossil Fuels: The Need For High Energy Density

Flights of fancy

Carbon Counter

There are few more remarkable machines than a Boeing 747. Four hundred people can be hurled half way across the planet with levels of comfort, efficiency and reliability that would have been deemed miraculous by those living a few centuries ago. A vision of the incredible technical proficiency humanity has gained since the Industrial Revolution, the Boeing 747 is also a remarkably potent symbol of what we can achieve with fossil fuels, and what we currently cannot achieve with their low carbon alternatives.

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