However, highly intermittent distributed energy sources and varying load demands pose increasing challenges for optimal energy management in an AC microgrid.
The development and persistence of multidrug-resistant bacteria pose increasing challenges to public health (Institute of Medicine 1998).
Despite these benefits, security in cloud services poses increased challenges for consumers, since both the data and programs of the consumers may reside in geographically different locations, yet often within the Cloud Service Providers' (CSPs) premises.
Moreover, as allegiances between pastoralist militias and political factions decay, the proliferation of informal armed groups whose motivations are often distinct from the agenda of the state or opposition forces on whose behalf they once fought poses increasing challenges to peacebuilding efforts.
While the move may not have come purely as a result of Abu Ghraib, General Sanchez has been under pressure recently in Iraq, especially as the insurgency has posed increasing military challenges in the central town of Falluja and in several southern towns.
"This consistent gap in wealth will pose increasing competitive challenges for institutions that do not have the resources to invest in facilities, financial aid and other strategic initiatives at the same level as their larger and wealthier counterparts," Moody's said.
Even well before the current crisis, China had been posing an increasing challenge to international rules and institutions, Mr Bergsten said: blocking progress in the Doha round of global trade talks, aiding foreign countries without regard to human rights or the environment and resisting adoption of a flexible exchange-rate policy.
The emergence and dissemination of MDR organisms is posing an increasing challenge for physicians to develop new therapeutic strategies and control and prevention frameworks.
Secondly, the emergence and dissemination of MDR organisms is posing an increasing challenge for physicians to develop new therapeutic strategies and control and prevention frameworks.
Listeria monocytogenes poses an increasing challenge to cheese production.
