Mapping The Ocean Floor (opens in new tab)

Knowing the depth and shape of the seafloor (bathymetry) is fundamental for understanding ocean circulation, tides, tsunami forecasting, fishing resources, sediment transport, environmental change, underwater geo-hazards, infrastructure construction and maintenance, and much more. Despite many years of effort, less than 20 percent of the world ocean's seafloor has been mapped. Thanks to Commander Samuel Greenaway - National Oceanic and Atmospheric Administration ( NOAA) This episode was spons...