Even media outlets are finding it difficult to keep up, with inventory for air-time shrinking as Ken Wheaton reported in Advertising Age, points out.

FORBES: Political Advertising and Corporate Responsibility: A Call for Shareholder Action

The hiatus in air travel could be a rehearsal for a post-jet age if the peak oil theory is correct and we are facing a future with insufficient fuel to put into planes.

FORBES: The Icelandic Volcano And Quiet Skies Over London

In this multi-platform media age, we are always learning how to make what we do on the air work in other ways.

NPR: Putting TV on the Radio

The changes could not be explained by other factors - such as mother's age and socioeconomic status or population effects such as changes in air pollution and influenza epidemics.

BBC: Smoking ban 'cuts premature births'

So-called micropractices are springing up among general practitioners, who, in a fee-for-service age, increasingly have to coordinate a battery of specialists but don't get paid for the air-traffic-control work.

FORBES: Magazine Article

He brought back the golden age of air travel and made money on it with his Virgin Atlantic airline, complete with Mad Men-style upstairs bars in the 747s and massages in the airport lounges.

FORBES: Business & Management Lessons From Sir Richard Branson

There is no sign to mark it, just a sprawl of heavy, dark, tropical hardwood left to dry and age in the sun and a couple of half-finished canoes in front of the open-air shed where he does his work.

BBC: A tale of the South Pacific