Sediment Types News Today

Very stiff resistance. wolf? >> excellent explanation, tom foreman, thank you. lets bring in ocean scientist ellen prager joining us from miami. that was a good explanation from tom, and i understand that bottom over there, the floor of the indian ocean where they are searching has never been mapped at all, so they are not sure whats down there, right? >> thats correct. in fact, you know, you can go on the web and bring up a picture of the bottom topography of the world ocean and it looks like w...