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Conservation biologist Andrea Terán-Valdez aims to protect endangered frogs in Ecuador by breeding populations, cataloguing new species and fighting industrial development.
Luis Fonseca leads research into micro-, nano- and photonic chip technologies that could kill cancer cells, protect the environment and facilitate space research.
Satellite transmitters help Cristina Miranda to understand the movements and habitats of endangered hawksbill sea turtles in the eastern Pacific Ocean.
A construction site in Tennessee that was once an ancient watering hole yields fossils that give field technician Laura Emmert clues about the rhinoceros, mastodon and other wildlife that congregated there.
Conservationist Eileen Maher uses large spheres made of shells, sand and cement to prevent erosion and attract oysters as part of her work to manage tidelands around a Southern Californian port.
Entomologist Jackie Billotte reconstructs the burrows and housekeeping habits of tarantulas, which help to keep insect and rodent populations under control in southeastern Colorado.