Dubai leapfrogged Heathrow to become the world’s busiest airport for international passengers in 2014.
Dubai International airport dealt with about 71m international passengers in 2014, 68.1m passed through Heathrow.
This is the article.
After one look it requires a log-in. http://www.ft.com/cms/s/0/02759cc4-9...44feabdc0.html
There are many articles if you Google.
Heathrow needs a third runway! How many years is it going to take? Perhaps another 20, 30, 40?