That is why author and illustrator Rosalyn Schanzer chose to write the children's book "What Darwin Saw: The Journey that Changed the World."

VOA: special.2009.02.27

Jeffrey Olson says experts do not know what will take the place of the plants and animals that are lost, or how wildlife will survive in a changed environment.

VOA: special.2009.09.28

So what,he asks,has changed? They use the slogan of change, but we have seen no change,"

VOA: standard.2009.03.21

Khamenei asked Mr.Obama if what he called America's "hostility" towards the Iranian nation has really changed.

VOA: standard.2009.03.21

That changed around mid-century, "Well,what else can we use it for?" They discovered it was useful for feeding poultry,says Jim Hershey, executive director of the World Initiative for Soy and Human Health.

VOA: standard.2010.02.01

"When you really look deeper at what the AU is doing and what is happening at the regional economic community level, though the progress has not been what we might have expected a number of years ago, it has changed, and it is a work in progress, and next year this time we might be talking about the next summit within a very different context if we are looking at the political leadership of the day,".

VOA: standard.2009.07.02