Sylvia Earle is a renowned marine biologist and oceanographer known for her extensive research on marine ecosystems. She has led more than 100 expeditions and has spent over 7,000 hours underwater, contributing significantly to our understanding of ocean life. Earle is also a strong advocate for ocean conservation and has worked with organizations like National Geographic to promote awareness about the importance of protecting marine environments. In 1970, she founded Deep Ocean Exploration and Research, Inc., which focuses on developing technologies for deep-sea exploration. Earle has received numerous awards for her work, including being named a National Geographic Explorer-in-Residence. Her efforts have inspired many to appreciate and protect the world's oceans.