Frontiers of Oceanography: Marine Biodiversity: Threats, Utility and Conservation
2/7/2001; 29 minutes
The world's oceans contain a vastly greater diversity of life forms than land, and the life cycles, needs and uses of only a very few of those are understood. Marine biologist Nancy Knowlton shares a glimpse into this vast reservoir of biodiversity, its potential benefits and how it is threatened. (#5347)
