But Facebook can present challenges to businesses of all sizes.
Fifth, while our young can present challenges to our economic development, they can also present unique opportunities.
While they may provide authenticity, the SEALs also present challenges to those used to working under more traditional circumstances.
"The stimulus funding is going to present challenges to all states," said Robin Prunty, senior director in the public finance department at Standard & Poors.
"Tools which aim to anonymise the identities of online users present challenges to investigations, but those challenges are not insurmountable, and numerous criminals who have thought themselves untraceable have found that not to be the case," said a spokesman.
The attention for "Hugo," which led the Oscar pack today with 11 nominations, was extra-special, Ms. Schoonmaker said, because the film did present challenges to even Mr. Scorsese's very experienced crew.
Mr. Maliki, American officials say, is worried that if Mr. Assad falls from power it may embolden Sunni and Kurdish forces in the region, including in Iraq, which could present challenges to his Shiite-dominated government.
"The uneven U.S. economic environment and uncertain global conditions continued to present challenges to the advertising marketplace," Arthur Sulzberger Jr., the chairman and chief executive of the Times Company, said in a statement.
In that arsenal are systems that always present challenges to international shipping, including MRAP mine-resistant troop transports and Stryker infantry fighting vehicles, each built with tons of armor, and heavy tractor-trailers and tankers.
These changes present challenges to spatial sciences.
Changing environments and resource demands present challenges to Antarctic conservation.
