Research demonstrates that red light problems at intersections can be corrected simply by extending the duration of the yellow light a second or two.

FORBES: OUT OF FOCUS

Additionally, the popular waterfront Darling Harbour precinct will be transformed into a spectacular exhibit of illuminated dancing water fountains, with light and water shows every night from 6 pm for the duration of the festival.

BBC: A kaleidoscope of light, music and ideas in Sydney

Using electricity generated by the wind, "Delmarva Power will be able to light about 50, 000 homes a year, every year" for the duration of the 25-year contract, Lanard said, with first power expected by 2012.

CNN: Wind farm to be built off Delaware shore

One ray of light: Only 4% said it is simply difficult to place anyone who is unemployed, no matter what the duration.

FORBES: New Study: Long-Term Unemployment Viewed By Hiring Companies As Worse Than A Criminal Record