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.
Human beings have made enormous changes to Earth, reshaping it, developing it and generally altering it so much that in many cases its pre-human condition has become unrecognizable. In this far-ranging conversation, ecologist Erle Ellis and landscape architect Bradley Cantrell discuss what this means for ecology and architecture … and how we might think about protecting our planet.
Explorer Brent McGregor shares stunning photographs of glacier caves discovered within the Sandy Glacier on Oregon’s Mount Hood.