It stood erect and held back sediment and water until the water ponded upstream to a depth of 1.4 to 1.6 feet. |
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During the Younger Dryas it appears that meltwaters ponded up on the southern edge of the ice sheets forming Lake Agassiz. |
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Once the gas-saturated magma is ponded and retained in a holding reservoir, it will cool and crystallize, causing further degassing. |
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Our data consistently indicate that the magmas accumulated and ponded at shallow levels beneath the volcano. |
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At one particularly dry location, surface water had ponded in the 45 mm rut, effectively preventing the drying mechanism postulated. |
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However, heavily loaded, high energy water currents flowing into ponded water also deposit high angle subaqueous sigmoidal cross beds. |
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Individual surface drains also are used to supplement subsurface systems by removing water from ponded areas. |
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The south side of the subgrade culminated in a ponded ditch, which after the derailment contained water to a depth of one metre. |
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Seepage water discharging from the slope above the track, ponded in the upslope ditch and infiltrated the fill. |
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The ponded areas tended to have higher organic matter from years of erosion and were able to release more nitrogen. |
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The ponded water is slowly discharged through an underground outlet system. |
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In permafrost areas, ponded water in low-lying areas of a pit can lead to permafrost degradation. |
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Short-lived saline lakes or playas are particularly common at the margins of many deserts, where waters from flash floods become ponded up, but evaporate away in time. |
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The canal network depends upon the availability of river water ponded in three hydro-electric projects ever at the mercy of monsoon and snow-melt. |
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Lava flows from the Tseax cone ponded near the Nass River, forming a vast, flat plain underlain by the lava flows. |
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The lava flow was stopped by the ice and ponded, eventually cooling. |
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This soil erosion has grave consequences for the state of water resources, such as silting of ponded water, disappearance of fertile layers of soil, or insufficient recharging of groundwater. |
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The depth of ponded water adjacent to the sump caps was not measured but notes indicate that depths exceeded 1 m. Flocculated mud was also observed in some of the ponds adjacent to the degrading sump caps. |
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A high concentration of nutrients in ponded or depressional areas of field could move nutrients below the root zone and potentially to ground water sources. |
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Cross ditches are shallow trenches that extend across the road in a downslope direction to drain ponded water from the uphill side or from the road surface. |
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Investigations determined that the neighbourhood's sewer systems were overloaded and that the excess water ponded on the surface, causing flood damage. |
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If lava from a subaerial eruption is ponded against glacial ice, it melts some of the ice but also quickly solidifies, forming a barrier behind which more lava can pile up. |
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Although subsidence and ponding do not indicate that the sump has failed, ponded water represents a heat sink that can promote further degradation of underlying permafrost. |
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An elevated cap and absence of ponded water characterized an intact sump, whereas water accumulation in depressions on the sump cap indicated subsidence. |
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The MAFRI crop report indicates forage crops are doing well in all areas of Manitoba, although Interlake producers face challenges in cutting and harvesting because of ponded areas. |
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The rate of fall of the surface of water ponded over the soil within the ring gives a measure of the infiltration rate for the particular enclosed area. |
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