But he has recently experienced a surge in popularity, riding a wave of disillusionment, particularly among the urban middle class.

BBC: Pakistan political crisis: Key players

At one point in the video, a tractor and trailer pass in the opposite direction, causing a wave of water to surge over the Land Rover's bonnet.

BBC: Welney Land Rover flood driver was 'irresponsible'

They're using data collected by the weather service during the storm, to try to understand the surge, try to understand the wave heights, and they're going to create a computer model, as opposed to the scale model of a city, for the storm as it came up from the south and the Gulf of Mexico, and see if they can recreate the exact conditions.

NPR: Scale Model Aids Probe of Katrina Damage

While the warning at the time said waves could surge between 3 and 6 feet, the largest wave, measured in Kahului on the island of Maui, was about 2.5 feet above ambient sea level.

CNN: STORY HIGHLIGHTS

The surge in gas prices since 2005 has led to a similar wave of rail car orders.

FORBES: Ethanol: Getting There Is None Of The Fun

This coincided with the wave of violence, kidnappings and terrorist acts that swept Iraq prior to the 2007 U.S. surge, so some of it is hard to disentangle from the broader scene.

FORBES: Freedom's Edge