Eric Walker added The Deep Sea Is Filled with Treasure, but It Comes at a Price | The New Yorker to a number of topics

Eric Walker added Chinese submarine sends first live video back from the bottom of the Mariana Trench - ABC News to Mariana Trench and Military ships, boats and submarines

Eric Walker added Deep Sea Vehicle (DSV) Limiting Factor and Limiting Factor and a number of links to Challenger Deep, and added Challenger Deep to Mariana Trench

Eric Walker added a number of topics and a number of links to Earth's oceans and seas, and added Earth's oceans and seas to Bodies of water and "Earth" (deleted)

Eric Walker added Challenger Deep and Chinese submarine sends first live video back from the bottom of the Mariana Trench - ABC News and The Deep Sea Is Filled with Treasure, but It Comes at a Price | The New Yorker to Mariana Trench, and added Mariana Trench to Earth's oceans and seas