Brazil

Chef David Hertz is trying to build a movement that uses food to create jobs, increase empathy, and even address inequality.

"We still live in a world where the color of our skin not only gives a first impression, but a lasting one that remains," says Brazilian artist Angélica Dass. She shows portraits from Humanae, the photo project she started to highlight the truly multi-colored hues of humankind.

On a typical sunny day in the Amazon, 20 billion metric tons of water pass through the trees and into the air. This is more than just a feat of Nature -- it’s at the heart of South America’s economy, as researcher Antonio Donato Nobre explains.