Glen Canyon and Hoover Dams have ended the Colorado River's natural flush of sediment, which has backfilled and drastically reduced the storage capacity of Lakes Powell and Mead, a situation exacerbated by climate change.
Zitnick et al. speculated that the trend observed by Hutchins at al. could be due to the design of many swine barns, including the barns at our field site, which allow urine and feces to fall directly into underground pits that have been backfilled with lagoon slurry; the slurry/excreta mixture sits in the pits for up to a week or more before being flushed into the lagoon.
But by 4 18 p.m., the hole had been backfilled by the city's Department of Environmental Protection, the blocked-off part of the street had reopened and normal bus service had resumed.
Make sure the intake pipe has been backfilled.
But he cautioned that in the short term, if the Americans could not rely on the private security companies to keep the peace, they would have to "backfill the security gap themselves," and that could prolong the amount of time they need to root out the Taliban.
"A barrage doesn't work - the £65m cost is an underestimation, you would have to backfill a lot of Lake Lothing and it would severely impact on the potential of the port and the opportunities that are coming out of the offshore wind sector".
"In my own experience at Twitter," he said, "we had to backfill expertise into the most difficult areas of technological challenge".
But the added responsibility came with a "deficit of around £20m" which the Welsh government had to "backfill", he said.
It has to backfill from its growing long tail unless it competes head-on with IBM, Adobe, Oracle NetSuite, Demandware or Hybris.
In addition to this objective, research has covered backfilling under room and pillar mining for the purpose of obtaining a high recovery rate (Donovan and Karfakis 2004), especially when mining under surface structures or rivers (Gandhe et al. 2005; Wang et al. 2011).
