We need to help families break the cycle of welfare benefits and criminal activity.

BBC: Nottingham

Climate scientists have already looked at changes related to Sun spot activity - a cycle of approximately 11 years - and long-term changes in the Sun's brightness, which has a cycle that lasts for centuries.

BBC: Viewpoint: The Sun and climate change

Sunspot activity waxes and wanes on the sun in a 11-year cycle, and we are approaching the peak of sunspot activity, probably reaching it in 2013, according to Hesse.

FORBES: Huge Solar Flares Could Spell Catastrophe for Earth

These travelling waves occur hundreds of times a night, and most commonly at a frequency, 1 cycle per second, which has been shown to depress the activity of synapses.

ECONOMIST: Memory formation

Appointments have little relationship with economic activity in the state concerned, and extra spending will occur at all stages of the cycle.

ECONOMIST: s struggle to answer a vital question

Company executives expressed hope that oil directed activity and the presence of large international players and credit availability will sustain the North American cycle over a long period of time.

FORBES: Halliburton Stock Undervalued By $20

For corporations, less consumer spending means retrenchment, layoffs and diminished capital spending, which further diminishes business activity and puts more of a drain on consumer spending...and the downward cycle feeds on itself.

FORBES: Double-Dipping Into Deflation?