Warming temperatures are also threatening the many kinds of plants and animals that live in this mountain ecosystem.

VOA: special.2009.04.22

So when their numbers fall, the entire ecosystem of the ocean is put at risk.

VOA: special.2009.04.03

Sick or dying coral affects the entire ecosystem of this special underwater area.

VOA: special.2009.04.22

At the time, they did not understand the complexity of the Everglades' ecosystem.

VOA: special.2010.09.21

"Each species of turtle plays a very vital role in the whole ecosystem functioning."

VOA: standard.2010.07.15