Sarah Calhoun

Chajil Ch’upup: Modern Guardians of a Life-Giving Plant

National Geographic Young Explorer Grantee Sarah Calhoun is learning about the lives of local fishermen, hoping to develop a system to monitor the fishery of Lake Atitlan in Guatemala and help improve detection of potential toxins produced by cyanobacterial blooms. ...

Adaptability 1–Detailed Itinerary 0

  National Geographic Young Explorer Grantee Sarah Calhoun is learning about the lives of local fishermen, hoping to develop a system to monitor the fishery of Lake Atitlan in Guatemala and help improve detection of potential toxins produced by cyanobacterial ...

Students and Scientists Unite Around a Beloved Lake

    National Geographic Young Explorer Grantee Sarah Calhoun is learning about the lives of local fishermen, hoping to develop a system to monitor the fishery of Lake Atitlan in Guatemala and help improve detection of potential toxins produced by ...

A First Look at the Daily Life of an Atitlan Fisherman

National Geographic Young Explorer Grantee Sarah Calhoun is learning about the lives of local fishermen, hoping to develop a system to monitor the fishery of Lake Atitlan in Guatemala and help improve detection of potential toxins produced by cyanobacterial blooms. ...