But in recent reports compiled at the behest of Congress, the nonprofit North American Electric Reliability Corporation has singled out the Texas grid as having particularly serious challenges in meeting future demand.
According to Rosemary Lynch, executive director of the Atlantic Intracoastal Waterway Association, keeping the route passable and at the desired depth of 10 to 12 feet is a serious challenge, particularly in the northern segments.
Common justifications for allowing this form of standing include the need to vindicate the rule of law and the need to challenge particularly serious illegality where no individual is peculiarly affected by it.
The panel at the event emphasised the importance of understanding and addressing the multiple causes of this serious challenge, particularly gender inequality and access to nutrition services.
Given the power of Prince Nayef, the nation's top law enforcement officer since 1975, no serious challenge is anticipated, particularly since he was left running the country during frequent medical absences by the king and Prince Sultan.
Variation in response to the most commonly used class of asthma controller medication, inhaled corticosteroids, presents a serious challenge in asthma management, particularly for steroid-resistant patients with little or no response to treatment.
But it is politically divided enough, particularly on foreign policy, not to pose any serious challenge to U.S. global leadership.
This poses a serious challenge to social and economic development particularly because the economies of most African countries depend on climate-sensitive sectors such as agriculture, water fisheries, energy, tourism etc.
