In the Colorado Plateau it is water that has been the eroding force.
After both the dam's main and emergency spillways showed signs of eroding, forcing precautionary evacuations Sunday evening, crews have been working to lower Lake Oroville's water levels by 50 feet and temporarily fill holes in the dam's two spillways with large sacks of rocks.
BEIRUT, Lebanon — The Syrian military's ability to fight rebels and hold territory has steadily eroded, forcing it to cede the job of running many checkpoints to paramilitary groups, give up a provincial city last week without much of a fight and even enlist the top state-appointed Muslim cleric as a recruiter.
NEWS The Syrian military's ability to fight rebels and hold territory has steadily eroded, forcing it to cede the job of running many checkpoints to paramilitary groups, give up a provincial city without much of a fight and enlist the top state-appointed Muslim cleric as a recruiter.
Under Mr. Uribe's administration, violence has ebbed in Colombia, the economy has improved and the security forces have made gains eroding rebel forces and destroying vast fields of coca, the crop used to make cocaine.
Even with their combat effectiveness eroding, Libyan forces try to carry out sporadic attacks on civilians and allied forces.
Betting on blockbusters might be a defensive strategy: a way for established entertainment companies to stall the larger forces eroding their "channel power," at least for a while.
But the core population that has been its ballast for a half-century is being eroded by forces as powerful as real estate values and immigration waves: a deviously complicated disease, poverty and simple human frailty.
But HM Inspector of Constabulary, Zoe Billingham, warned: "We also have some concerns that neighbourhood policing risks being eroded as forces change how they deliver local policing".
However, the balance between forces enhancing variation and forces eroding it likely differs among populations and species.
