"We have to start doing things that are going to make a difference to change this behavior, because I really don't want to hear about four thousand more kids dying next year."

VOA: special.2010.07.01

This behavior clearly decreases reproduction.

VOA: special.2010.06.22

With all this information, researchers say they can begin to improve computer climate models for predicting the behavior of monsoons.

VOA: special.2010.05.25

The scientists on Antarctica know better than anyone about the effects of pollution and human behavior on this important treasure of a continent.

VOA: special.2009.06.03

"If we continue the way we've done so far, both with regard to the military effort, the civilian effort and the behavior of the Afghan government, this project will not work.

VOA: standard.2009.10.23