Fieldwork with Regan Dunn 91探花's Regan Dunn relies on a GPS device in the course of sampling every three feet (one meter) up the 350-foot face of Gran Barranca, Argentina. Credit: C Str枚mberg/ U of Washington Download
91探花's Regan Dunn relies on a GPS device in the course of sampling every three feet (one meter) up the 350-foot face of Gran Barranca, Argentina.