Bioscience:Going to the Extremes
Coral reefs are extremely important to us because， just like all natural environments， they are sources of biodiversity. And the biodiversity of the oceans is important for maintaining the food chain and maintaining the constant evolutionary process that goes into promoting life on Earth.
- Added：2006
- Country：Canada
- Duration：30
- Time of update：2011/8/18 16:41:02