The Hadal Depths - Ocean Trenches
{"Image DocumentName": "The Hadal Depths - Ocean Trenches", "Image ImageDescription": "Scientists know little about the hadal zone ecosystems primarily because of the limits of technology. The extreme pressure makes it expensive and difficult to make submersibles or instruments capable of observing these depths. Only a few submersibles have been built that can descend safely into the hadal zone, and only a single manned trip has been made to the deepest known spot in the ocean. Deep-Sea Ecosystems. Chapter 16 Page", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}