Need a job? Hiring to flourish in these fields as humans fight climate change.

The war in Iran, which began on Feb. 28, has already disrupted the global supply of oil and its price. How might that affect the cost of an airline ticket? Here’s what to know. Will airline prices rise? Almost certainly. In fact, in some cases they already have. “We have increased fuel surcharges on Europe (flights),” Annick Guérard, chief executive officer at Air Transat, said during...