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Data Starter: Global CO2 emissions from aviation, 1940-2019

Elizabeth Veal

25th April 2025

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What has happened to global CO2 emissions from aviation since 1940?

Using this OurWorldinData chart (you may need to scroll down to chart 'Global CO2 emissions from aviation 1940-2019), answer the following questions:

  1. Calculate the percentage change in global CO2 emissions between 1940 and 2019.
  2. Have global CO2 emissions from aviation ever fallen during the 1940-2019 period? If yes, suggest reasons for the reductions.

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Elizabeth Veal

Liz has taught Economics for over 25 years, including several years as Head of Economics at leading schools.

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