Flying into Cairo, Egypt, you might get the impression that you’re going to land in a village. From the air, all you see is empty yellow desert, with a streak of green through the middle. But when you land, you are almost instantly thrown into a maw of urban living. People everywhere.
Most sources say around 7.7 million people live in Cairo, squeezed into the Nile Valley which is only few kilometers wide at this point, or on the near desert plateau. Official government statistics estimate the population density of Cairo at 31,000 person per square kilometer.
This is almost unimaginable coming from Washington DC. We have around 500,000 people in the Capitol with a population density of 3,597/km. How can so many people live in such a small space?Read More
Walking through Hong Kong’s International Airport today (or was it yesterday?), I realized that I did it again; I circumnavigated the Earth for the second time.Read More