Today's special edition of The World from A to Z takes you to the world's highest peak, where searchers are trying to solve a century-old mystery. We're reporting on the dangerous efforts to remove decades of trash from Mount Everest. We're following the "honey hunters" of Nepal who risk stings and falls to make a living. And we're following up with an 18-year-old who had a very lofty goal.

This news quiz covers topics featured throughout the week on The World from A to Z:

1. What is the 2-word name of the natural climate pattern, which is associated with cooler Pacific water temperatures, that forecasters expect will impact the upcoming winter in the U.S.?

2. Name the “Lady with the Lamp” whose work helped establish the foundations of modern-day nursing – and who left Britain for Turkey on October 21, 1854 to aid soldiers in the Crimean War.

3. In what Caribbean country, whose infrastructure is old and failing, did a recent series of blackouts affect almost all of the island’s 10 million residents?

4. On October 22, 1879, Thomas Edison successfully tested what invention, which had carbonized thread and worked for more than 13.5 hours?

5. What is the name of the largest generation in the United States – a name that reflects the time period of when they came of age?

6. As featured on Wednesday’s show: What two European countries are dealing with extensive flood damage caused by recent storms and intensely heavy rainfall?

7. What puzzle is celebrating its 50th anniversary, which has been commemorated with a record-setting miniature version that’s priced at $5,000?

8. This week’s BRICS summit was held in what nation, which is working to show it has international support and attempting to limit America’s influence on the global economy?

9. A recent Gallup poll found that 31 percent of Americans surveyed – a record low – have either a “great deal” or “fair amount” of confidence in what?

10. Name the British mountaineer who famously answered, “Because it’s there” when he was questioned about why he wanted to climb Mount Everest in the 1920s.