![Since Humans were able to reach the deepest part of the ocean "Challenger Deep" why we still say that we have discovered only 5% of the sea on earth? : r/ocean Since Humans were able to reach the deepest part of the ocean "Challenger Deep" why we still say that we have discovered only 5% of the sea on earth? : r/ocean](https://preview.redd.it/yk4h2noyq0k61.png?width=640&crop=smart&auto=webp&s=ece5906590e9b2b3da33e1796d812d317d2881d5)
Since Humans were able to reach the deepest part of the ocean "Challenger Deep" why we still say that we have discovered only 5% of the sea on earth? : r/ocean
![Man-made horrors lurk at the bottom of the Mariana Trench, the deepest part of the ocean - NZ Herald Man-made horrors lurk at the bottom of the Mariana Trench, the deepest part of the ocean - NZ Herald](https://www.nzherald.co.nz/resizer/cMVc7zkyon-RUC4zxvOKh7UHcQM=/576x355/smart/filters:quality(70)/cloudfront-ap-southeast-2.images.arcpublishing.com/nzme/L5TSAQZXSI2U74WFIEDYMGCETU.jpg)
Man-made horrors lurk at the bottom of the Mariana Trench, the deepest part of the ocean - NZ Herald
![The deepest-ever dive to the bottom of the Mariana Trench found litter there | MIT Technology Review The deepest-ever dive to the bottom of the Mariana Trench found litter there | MIT Technology Review](https://wp.technologyreview.com/wp-content/uploads/2019/05/31fivedeepsmarianatrenchreevejolliffe8107570-10.jpg?w=2400?crop=0px,0px,2400px,1350px&w=2400px)
The deepest-ever dive to the bottom of the Mariana Trench found litter there | MIT Technology Review
![What's at the Bottom of the Ocean: A Comprehensive Exploration of the Deep Sea Environment - American Oceans What's at the Bottom of the Ocean: A Comprehensive Exploration of the Deep Sea Environment - American Oceans](https://www.americanoceans.org/wp-content/uploads/2023/06/bottom-of-the-ocean-scaled.jpeg)
What's at the Bottom of the Ocean: A Comprehensive Exploration of the Deep Sea Environment - American Oceans
![Man-made horrors lurk at the bottom of the Mariana Trench, the deepest part of the ocean - NZ Herald Man-made horrors lurk at the bottom of the Mariana Trench, the deepest part of the ocean - NZ Herald](https://www.nzherald.co.nz/resizer/ecaanAP2Az4Sbs8lSYoSs1u8X1Q=/1200x675/smart/filters:quality(70)/cloudfront-ap-southeast-2.images.arcpublishing.com/nzme/HHH2UMLOFXWGVPCXWO4MTG2IXY.jpg)