| 1. | Surface erosion shows water probably flowed on the Martian plains in the past.
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| 2. | But surface erosion indicates that in the past there was an abundance of water.
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| 3. | Steps created by this method may also reduce surface erosion.
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| 4. | Surface erosion is a typical sign of electric arc damage.
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| 5. | There is considerable evidence of fine roots resisting surface erosion.
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| 6. | Those that accumulate or retain an atmosphere can also undergo surface erosion from wind or water.
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| 7. | Surface erosion is common along the Gomsiqe brook as it flows into the Vau i Dej�s Lake.
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| 8. | It is thought that the fine roots help keep the surface soil together and prevent surface erosion.
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| 9. | This included a project that improved drainage along of the Pacific Crest Trail in order to reduce surface erosion.
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| 10. | Particular attention is given to the matter of surface erosion, overtopping prevention and protection of levee crest and downstream slope.
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