Changing SeasSeason 122020 · 4 episodesEpisodes1Florida’s Blue Holes: Oases in the SeaScientists explore mysterious blue holes scattered throughout the Gulf of Mexico.2A Decade After DeepwaterTen years after the Deepwater Horizon oil rig disaster, scientists study its devastating impacts on the Gulf of Mexico and use lessons learned to prepare for the next big spill.3Peru’s Desert PenguinsScientists study the adorable Humboldt penguins that nest along Peru’s desert coastline.4American Samoa's Resilient Coral ReefsExperts study what makes American Samoa’s coral reefs more resilient than reefs elsewhere.Season 1Season 2Season 3Season 4Season 5Season 6Season 7Season 8Season 9Season 10Season 11Season 13Season 14Season 15Season 16Season 17Season 18