Dive into the watery world beneath our feet with cave diver Jill Heinerth! Check out the great clips and test your knowledge with the quiz questions. Jill is a Polar Medal Recipient and Fellow of the International Scuba Divers Hall of Fame. Her expeditions have taken her around the globe to learn how we impact water. 13 min #EarthSciences #scuba #ocean #caves #water #exploration #science #STEM Visit exploringbytheseat.com to find our daily events for classrooms with scientists and explorers!