Scientists say the topography of the ocean floor is less well known than the surfaces of Mars, Mercury or Venus and that charting the depth and shape of the seabed will help understand the impact ...

“The new Antarctic bed topography product was constructed using ice thickness data from 19 different research institutes dating back to 1967, encompassing nearly a million line-miles of radar ...

When the Nippon Foundation-GEBCO Seabed 2030 Project was launched in ... carry altimeter instruments that can infer seafloor topography from the way its gravity sculpts the water surface above ...