An interview with biologist Paul Ehrlich to discuss the possibility of a sixth mass extinction event in the not too distant future, due to the severe biodiversity loss that scientists are witnessing. They discuss whether anything can be...

A video of still images that discusses biodiversity and our need to preserve it. [5:09]

Team Brain Scoop is about to helicopter into a biologically unknown region of the Peruvian jungle with a team of conservationists to study and document the area's biodiversity for the first time in its history. [13:02]

FEED ME! In this episode of Crash Course Kids, Sabrina has a chat with us about what living things eat to get energy. What makes something an omnivore, or a carnivore, or an herbivore? And just exactly how do plants fit in to all of...

Why are the oceans becoming more acidic and how does that threaten biodiversity? Human activities produce excessive carbon dioxide and much of it is absorbed by the oceans, where it is converted to an acid. [12:12]

This video provides a brief explanation of why different ecosystems vary in species variety. [3:32]

Students use a seine net to count marine life in the NY-NJ Estuary. Scientists explain why some animals thrive and others decline, why some fish can be eaten and some cannot. [4:50]

An enlightening report on efforts to conserve insect and other invertebrate species. Be sure to check out the multimedia picture tour and other resources on this site. You will need the newer version of Windows Media Player.

Paul Andersen explains the importance of biodiversity. He starts by describing how biodiversity can be species, genetic, or ecosystem diversity. He explains the importance of keystone species in an environment and gives two examples; the...

In this video, Paul Andersen defines biodiversity and explains the impacts humans are having on the planet's biodiversity. Humans are impacting the variety of life on our planet through habitat destruction, invasive species, pollution,...

As our planet has coughed up new oceanic islands and ripped its land masses apart, organisms have found themselves stranded in new environments. And every time, evolution has helped them adapt. [1:50] Play the Evolution Lab:...

Learn about biodiversity hotspot case study, the Philippines. [2:05]

Join a discussion about biodivdersity hotspot case study of Mesoamerica. [1:57]

Learn the biological importance of biodiversity hostpot, Sao Tome. [2:19]

Learn about biodiversity global hotspot, Madacascar. [1:47]

Learn about biodiversity hotspot case study, Gaoligongshan. [2:02]

Learn about the biological diversity of global hotspot, California. [2:12]

See how biodiversity fieldwork expeditions from past and present compare. [8:07]

This video explores what happens when exotic animal and plant species are introduced into ecosystems, and the impact of introduced species on biodiversity. [9:56]

Learn about population growth rates and how they can be modeled by exponential and logistic equations. [7:32]

Learn how local and global policies affect the protection of biodiversity. [10 min, 40 sec]

Learn some steps individuals can take to protecting biodiversity. [10:08]

Learn about effects of climate change on biodiversity. [12:07]

Different approaches to conservation and how they can protect species and habitats. [12:04]