One reason for this is the disappearance of grasslands in the central United States.

VOA: special.2009.05.12

The exact reason for this is not known.

VOA: special.2010.06.30

The reason for this was very simple.

VOA: special.2009.02.04

The reason for this is unclear.

VOA: special.2009.11.24

The importance of the country's flora and fauna was one reason for this exhibit.

VOA: standard.2010.08.09

Individual Web addresses would then follow. U.N.Under Secretary General for Economic and Social Affairs Sha Zukang highlighted the reason for this year's conference, "Creating Opportunities for All,"

VOA: standard.2009.11.16

For this reason, British and American forces decided instead to attack the Italian and German troops occupying North Africa.

VOA: special.2011.06.02

For this reason, the researchers designed a study that examined results from a mental-performance test of older Asian adults.

VOA: special.2010.06.01

For this reason,he says, air searches would need to be done in areas where the climate is dry or plants lacking altogether.

VOA: special.2009.11.17

For this reason, the United States entered into several agreements with foreign lands during the late eighteen hundreds.

VOA: special.2010.07.08

The idea is for hospitals to send a clear message that there is no reason not to report this kind of accident.

VOA: special.2010.02.10

For this reason -- and only this I did not fire on your guns."

VOA: special.2009.07.23

For this reason he fought the approval of the proposed United States Constitution.

VOA: special.2009.04.24

He said, "The election of a man to the presidency by the American people, under the Constitution, is no reason for any attempt to dissolve this glorious nation."

VOA: special.2009.07.09