Flightradar24

I 'discovered' the fascinating Flightradar24 website in the context of reports on the Germanwings tragedy. Flightradar24 is a flight tracking service that provides real-time info about thousands of aircraft around the world.

As well as being potentially addictive, Flightradar24 illustrates the sheer scale of global aviation. Perhaps one day it will include information about the environmental impacts...