Director / Editor: Victor Teboul, Ph.D.

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Independent and neutral with regard to all political and religious orientations, Tolerance.ca® aims to promote awareness of the major democratic principles on which tolerance is based.

The future of flight in a net-zero-carbon world: 9 scenarios, lots of sustainable biofuel

By Candelaria Bergero, Ph.D. Student in Earth System Science, University of California, Irvine
Steve Davis, Professor of Earth System Science, University of California, Irvine

Airlines are promising net-zero emissions by 2050. To get there, they’re experimenting with used cooking oil, ag waste and corn ethanol in their fuel tanks. But that alone won’t be enough.

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