Turn to this site for a brief video lecture on the biodiversity and the unfortunate nature of the current mass extinction event. Then view an interactive slide show about biodiversity and consider the impact of human activity on the environment. Finally, see the suggestion for further research.

Video: Biodiversity

Slide Show: Biodiversity and Speciation
http://www.mhhe.com/biosci/esp/2001_es/folder_structure/li/m4/s1/index.htm

Think about: What is the link between the concept of speciation and the concept of biodiversity?

The Impact of Human Activity
http://www.mhhe.com/biosci/esp/2001_gbio/folder_structure/ec/m5/s1/index.htm
http://www.mhhe.com/biosci/esp/2001_es/folder_structure/pr/m1/s3/index.htm

1			Research one of the environmental issues raised in this Virtual Exploration. Report on your research in a five-paragraph essay.