Almost thirty years later, she received a MacArthur Fellowship for her work on the genocide that took place there.

VOA: special.2009.03.09

And knowing that I'm helping other people." Mary Holt has been an active volunteer for the last thirty years.

VOA: special.2010.07.16

Within around thirty years the Census Bureau expects racial and ethnic minorities to form the majority of America's population.

VOA: special.2010.03.20

He was Robert E.Lee. Lee was a Virginian and had served in the United States army for more than thirty years.

VOA: special.2009.08.20

Another new member of the Hall of Fame has been fighting to help victims of abuse for more than thirty years.

VOA: special.2009.03.13

The team looked at thirty years' worth of information on food security and agricultural policy in Gambia, Ivory Coast and Mali.

VOA: special.2010.03.23

Studies show that some American Robins are appearing in their nesting areas two weeks earlier than thirty years ago.

VOA: special.2009.05.12

For more than thirty years, the Aprovecho Research Center has been designing cleaner, low-cost cooking stoves for the developing world.

VOA: special.2010.02.01

Thirty years ago, the Federal Trade Commission found that Stanley Kaplan's program could raise SAT scoresbut only by about twenty-five points.

VOA: special.2009.09.17

Thirty years ago the name Taylor was much more likely to go to a boy than a girl.

VOA: special.2009.07.06

But he says there is no reason to think that the ice levels will return to the levels of thirty years ago.

VOA: special.2009.10.27

So,just being able to pick one of those up will help our visitors understand how difficult portability was about thirty years ago."

VOA: special.2011.02.15

The artist Fra Angelico painted "The Coronation of the Virgin" about one hundred and thirty years later.

VOA: special.2010.06.23

He says these conditions will be seen across much of the world in the next thirty years.

VOA: special.2010.11.23