A global surge in avian flu outbreaks in birds and some mammals is worrying poultry farmers, scientists, and health experts. The trend is provoking questions about the future of the disease and globa…

Hobbled by foreign interventions, political instability, and natural disasters, the former French colony is paralyzed by multiple crises.

The sprawling U.S. water system is central to the nation’s economy, but chronic underinvestment, increasing demand, and the consequences of climate change have revealed the system’s weaknesses.  

Three decades after its founding, Latin America’s largest trade bloc continues to deal with internal divisions, including over a stalled trade deal with the European Union. New leadership in Argentina and Brazil could shake things up.

Western leaders have long criticized OPEC’s power to raise oil prices, and the bloc continues to influence the global market even as U.S. oil production has soared and alternative energies have come …