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PREDICTIONS – 10 Years Later - Santa Fe Institute

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APPENDIX C<br />

THE GROWTH OF AIR TRAFFIC WILL CONTINUE WELL INTO THE 21ST<br />

Billions of ton-kilometers<br />

performed yearly<br />

540<br />

480<br />

420<br />

360<br />

300<br />

240<br />

180<br />

120<br />

60<br />

0<br />

CENTURY<br />

1930 1940 1950 1960 1970 1980 1990 2000 20<strong>10</strong> 2020 2030 2040<br />

APPENDIX FIGURE 9.1 World air traffic data (thick line) and fit (thin line.) At<br />

the turn of the century air traffic is barely above the 50 percent point of its final<br />

growth. The small circles represent recent data. ∗<br />

∗ The data for this figure were provided by the International Civil Aviation Organization,<br />

<strong>10</strong>00 Sherbrooke Street West Montreal, Quebec, H3A 2R2, Canada.<br />

312

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