Assumptions and details
Flight positions
Based on live schedule data from FlightsStats.com, assuming all planes flies in a great circle path
Routes map
Shows all the routes flown on 27 October 2013
Number of people in the air
Estimate from ICAO
Passenger numbers graph
1914 figure from DailyKos
Interpolated from 1915 to 1929 (no data available)
from Marc Dierikx for 1930 to 1969
from World Bank for 1970 to 2010
175m per year added for 2011–2013, based on IATA
In flight
A Talkie
Created for the Guardian by Kiln
kiln.it
Content, technology and design
Duncan Clark, Tom Flannery & Robin Houston
Sound design
Francesca Panetta
Voice
Frank Burnet
Live flights data
FlightStats
Thanks to
The World Bank
ICAO
IATA
1
Mapping the skies
2
Birth of an industry
3
A century of growth
4
Hitting the limits?