We face colossal and escalating challenges as a global community: climate change and social inequality, to give just two examples.
Increasing energy demands on farm households in Ethiopia have escalated challenges related to land degradation, indoor air quality, and rural economic development.
The Etiennes, who first considered selling Cloud9 amid the escalating challenges, realized they'd rather follow suit with raising money so they could be winners for years to come.
10 P.M. (GSN) MINUTE TO WIN IT The Olympic speed skater Apolo Anton Ohno hosts this new version of the classic game show, in which competitors face 10 escalating challenges using household items.
"Egypt's president, Hosni Mubarak, will face escalating challenges on all fronts tomorrow, with Cairo expecting the biggest day yet of street protests and Mohamed ElBaradei, one of his fiercest critics, calling explicitly for a 'new regime' on his return to Cairo".
In addition, the Iraqis have learned from the Serbs how to confuse western aircraft by switching different radar installations on and off in rapid succession.These developments point to an escalating challenge, not to an immediate danger.
There was little to indicate if President Vladimir V. Putin intended to escalate the challenge to Ukraine beyond nonviolent provocation of the mostly pro-Russian population in the region.
The former prime minister and long-time insider must decide whether to escalate his challenge to Iran's supreme leader and risk a bloody showdown, or abandon his support for a popular uprising that his candidacy inspired.
The eruption of turmoil in the capital after six days of protests and bloody clashes in Libya's eastern cities sharply escalates the challenge to Gadhafi, the Arab world's longest ruling leader.
This week Mr López Obrador escalated his legal challenge to the result by filing a criminal complaint against the election authority.
