Airlines
Atlanta, Beijing Remain World's Top Two Busiest Airports
The world's top four busiest airports for passengers all saw increases in 2014 and retained their rankings from the previous year.
Hartsfield-Jackson Atlanta International Airport retained its top ranking as the world's busiest for passenger traffic.
Hartsfield-Jackson Atlanta International Airport retained its top ranking as the world's busiest for passenger traffic.

Airports in Atlanta, Beijing, London and Tokyo were the top four busiest airports for passengers in 2014, according to preliminary estimates by Airports Council International (ACI). The rankings remained unchanged from the previous year.