The film director James Cameron has just completed a dive to Challenger Deep, the deepest point on Earth at nearly 36,000 feet under the sea. His manned descent is the first in 52 years, since the oceanographers Don Walsh and Jacques Piccard explored the Mariana Trench in the bathyscaphe Trieste.
Doug Bartlett is a Professor of Marine Microbial Genetics at the Scripps Institution of Oceanography at the University of California, San Diego.
Captain Don Walsh
Captain Don Walsh is an Oceanographer and President of the International Maritime Inc. He’s based in Myrtle Point, Oregon.