But Mr. Silverstein's position is beset by uncertainties.
Global warming is a problem characterized by uncertainties.
"We are worried by uncertainties over and changes in the baseline badger population estimates.
Still, even the article's authors concede that their work is clouded by uncertainties.
Decision makers often become mired in contested evidence, beset by uncertainties and contradictions.
It is no surprise, therefore, that both projects remain plagued by uncertainties.
WHERE else, according to the article, is Ramadan "marked by uncertainties"?
The problem is compounded by uncertainties about who is running the civilian side of Afghan policy.
But the plan, which was hatched in August but leaked last week, has been plagued by uncertainties.
Derived fire pollution effects on ecosystem productivity are influenced by uncertainties in O3 damage sensitivity, cloud amount, and aerosol properties.
Virginia Bottomley, then secretary of state for National Heritage, said that the application was flawed by "uncertainties".
