![Image by Justin Catanoso. Peru, 2013. Media file: catanoso-was-weighed-down-by-a-heavy-pack-but-the-more-experienced-hikers-had-heavier-packs-as-they-followed-a-trail-cut-hundreds-of-years-ago-by-incans_1.jpg](/sites/default/files/11-12-13/catanoso-was-weighed-down-by-a-heavy-pack-but-the-more-experienced-hikers-had-heavier-packs-as-they-followed-a-trail-cut-hundreds-of-years-ago-by-incans_1.jpg)
Pulitzer Center grantee Justin Catanoso traveled to the Amazon basin of southern Peru to embed with a group of tropical biologists in order to see firsthand how tropical forests are responding to climate change. What are the implications for global weather?