Defining biodiversity is very simple - the variety of species that exist in a given ecosystem.
    Understanding how to quantify biodiversity, and why it is healthier for an ecosystem to have a higher degree of biodiversity is much more complicated....
    Here's a fact sheet about biodiversity from the Ecological Society of America
    A CNN Presents segment on the plight of shark species world wide.
    Here's a great video from HHMI (the Howard Hughes Medical Institute).
Last Modified on September 26, 2019