Stephanie Pau knew she wanted to study biogeography when she first saw a satellite map of a section of the earth that was brightly color-coded, representing a diversity of plant life based on light reflectance not visible to the human eye. Maps like those can tell us a lot about our changing planet, and they drive Pau’s work as an associate professor with joint appointments in the Department of Geography and the Department of Environmental Science, Policy & Management. Using remote sensing to ge