| 11. | The rocks and sediments had clearly been pushed along by glaciers.
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| 12. | While the sediment is not toxic, it makes fishing difficult.
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| 13. | But so far, no artifacts have been found in sediments.
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| 14. | Sediment covered much of the ship and no cargo was visible.
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| 15. | They scooped and cored sediments from the bottom of the ocean.
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| 16. | Pollution and increased amounts of sediments are also taking their toll.
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| 17. | The older a sediment is, the more isotopes it acquires.
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| 18. | The company took air, water and sediment samples last week.
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| 19. | Glaciers pick up rocks and sediment with them as they flow.
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| 20. | The Holocene sediments are porous and completely saturated with sea water.
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