The life cycle of the plant depends on the amount of daylight.

VOA: special.2010.06.29

Her mother was a teenage mother, as well as her grandmother, so you can see the cycle of teen pregnancy,"

VOA: standard.2009.12.04

The International Organization for Migration says most of Iraq's more than 1.5 million internally displaced people are caught in a vicious cycle of despair.

VOA: standard.2009.10.04

"There is a need to break the on-again-off-again cycle of our military-to-military relationship,".

VOA: standard.2009.10.27

He called on a new generation of Africans to build democracy, create opportunity,fight corruption, and end the long cycle of strongman rule and conflict on the continent.

VOA: standard.2009.07.11

Skeptics say global warming is part of a natural cycle of climate change.

VOA: standard.2009.12.09

The number of these attacks and the resulting casualties remained at the 2004 levels though, and as of yet have not rekindled a cycle of ethno-sectarian type violence,".

VOA: standard.2009.03.31

Other bystanders say they remain fearful if Thailand was pressed to elections and pro-Thaksin parties won it may do little to end the cycle of political tensions that have engulfed the country since late 2005.

VOA: standard.2010.03.20

Galmudug regional government Minister of Planning Omar Mohamud warns that not implementing a long-term solution to the water problem will fuel the vicious cycle of droughts, hunger,and violence and keep the Somali people in the iron grip of poverty.

VOA: standard.2009.10.06

The total energy reaching Earth from the sun rises and falls by just one tenth of one percent across this solar cycle.

VOA: special.2009.09.29

James Stock is on the committee that dates the rises and falls in the business cycle for the National Bureau of Economic Research.

VOA: special.2010.09.24

And so she wants to have a visual representation of life's cycle."

VOA: special.2011.06.15

India has millions of these cycle rickshaws.

VOA: special.2009.05.11

If properly managed, clearing and replanting trees in a 30-year cycle creates both a renewable source of energy and maximum rubber production.

VOA: standard.2009.09.13