Biodiversity: Natural and Human Causes of Depletion

The video discusses biodiversity, its importance, and how it varies globally. It explains how scientists measure biodiversity using the Simpson reciprocal index and the challenges of using fossil evidence to understand historical biodiversity. The video highlights threats to biodiversity, including habitat loss, invasive species, and human activities like overharvesting and pollution. It emphasizes the global impact of biodiversity loss and the need for collective action to mitigate these effects.

What factors contribute to the stability of ecosystems with high biodiversity?

How does biodiversity vary with distance from the equator?

What is the Simpson reciprocal index and how is it used to measure biodiversity?

What are some of the major threats to biodiversity mentioned in the text?

Explain the impact of invasive species on native biodiversity.

How does pollution affect biodiversity according to the text?

What role do humans play in the decline of biodiversity?