is to bring attention to the number of animals and places that have either disappeared or will disappear in our lifetime.

VOA: special.2009.05.06

Eighty to ninety percent of cluster headache patients have pain over a number of days to a whole year.

VOA: special.2010.03.30

But some farmers have used so much glyphosate that a number of kinds of weeds can now resist it.

VOA: special.2010.04.27

And many have. Yet now comes a study showing an increase in the number of injuries in "phys ed" class.

VOA: special.2009.08.06

"The number of young adults that have finished high school is also now at a record all-time high.

VOA: special.2009.11.19

Josh Safran says he may have to do what a growing number of recent college graduates are doing.

VOA: special.2010.06.11

So she drove him home. If my brother had driven home from the bar that night, his number would have been up.

VOA: special.2009.07.19

"We've seen a number of very large companies that have suffered some tremendously embarrassing losses of data.

VOA: special.2011.05.09

Airports have used many different methods to reduce the number of birds and other wildlife nearby.

VOA: special.2009.04.01

An unusual number of flu cases have been found in young people who were otherwise healthy.

VOA: special.2009.06.10

Missus Obama joked that if she had known, she would have picked a higher number.

VOA: special.2010.05.28

He said officials have discovered a number of plots in recent months involving "homegrown extremists."

VOA: special.2009.10.17

Asia and Africa have the highest number of snakebites together about four million a year.

VOA: special.2010.01.25

We have a growing number of followers on Twitter and our own popular YouTube channel.

VOA: special.2009.10.16