Back to Show
In the Americas with David Yetman
Costa Rica: Laboratory of the Biosphere
Season 6
Episode 606
Researchers at Biosphere II in Arizona have re-created tropical rainforest in a closed environment to study the effects of climate change. Scientists compare that artificial environment with a tropical rainforest reserve in Costa Rica, a living laboratory where scientists record the effects of global warming on the forest and its dwellers.
Support Provided By
Unlock with PBS Passport
26:46
Discover how Chesapeake Bay residents are restoring some of its ancient productivity.
Unlock with PBS Passport
26:46
David joins the Blackfeet people as they seek to expand their tribal herds of bison.
Unlock with PBS Passport
26:46
Explore the Mata Atlantica that once covered Brazil's coast for over a thousand miles.
Unlock with PBS Passport
26:46
Travel through the northeastern state of Pernambuco, an arid semi-desert.
Unlock with PBS Passport
26:46
Explore the shanty towns of Río Janeiro and their role in the city's cultural history.
Unlock with PBS Passport
26:46
Travel to Oaxaca and discover the process of harvesting, drying, and roasting coffee.
Unlock with PBS Passport
26:46
Travel Argentina's nostalgic Ruta 40 through the famed wine capital of Mendoza.
Unlock with PBS Passport
26:46
Travel from the mountains of Colombia to the extreme southern tip of the country.
Unlock with PBS Passport
26:46
Visit Ceará, home to Brazil's most important religious shrine.
Unlock with PBS Passport
26:46
Discover Wyoming's largest mountain range, The Wind River Range.