More than 70% of the planet is covered in water, providing infinite possibilities for adventure. Divers hold the passport to visit the last frontier. Marty Buehler, the famous former Hasting High School Science teacher, will be sharing his joy of science, travel, and oceans. Marty has shared his love of science and exploration with countless high schoolers over the years and even voluntarily supervised teens at far-off locales while performing science experiments in oceans and jungles. Learn more about scuba diving and the equipment that keeps humans alive while swimming with the fishes. We will also hear about changes in marine ecology over the years.