For more on the Zapotec, go to "Zapotec Power Rites." Lidar scan of Guiengola showing the civic and ceremonial center (left) and the lower-class areas (right), split by a defensive wall (center) ...

DOERING: In this vast wilderness, your organization, Our Climate Common, is using a technology called LiDAR to map these forests. How does this technology work, and what exactly are you trying to ...