Extras

    Video thumbnail: Changing Seas Toxic Waters - Trailer

    Changing Seas

    Toxic Waters - Trailer

    Scientists study the various harmful algal blooms which are impacting Florida.

    Toxic Waters - Trailer

    Video thumbnail: Changing Seas The Cordell Bank: A National Treasure - Trailer

    Changing Seas

    The Cordell Bank: A National Treasure - Trailer

    Discover California’s Cordell Bank, a little-known ecological Eden.

    The Cordell Bank: A National Treasure - Trailer