Biodiversity Tutorials
Learn what biodiversity is, why it's important, and how it can be protected.
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.
Learn what biodiversity is, why it's important, and how it can be protected.
You can also view our Biodiversity Course on Khan Academy, YouTube, and iTunes U.