Palm oil can mean steady, consistent income for farmers in the developing world, but it can also means environmental degradation and other abuses. As palm oil expands in Latin America, can it take a different course?
Anchor Lisa Mullins speaks with Tom Schnabel of station KCRW in Santa Monica, California, about the late Peruvian singer Yma Sumac. She was known to Americans in the 1950's as "The Nightingale of the Andes" and "The Peruvian Songbird."
For today's Geo Quiz, we're headed to the lost city of the Incas. Now, we're not asking you to name that ancient city in Peru. That'd be too easy. It's Machu Picchu. What we want to know is who discovered Machu Picchu.