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Season 4 Preview

Season 4 Episode 1 | 30s

In the 4th year of this 7-year project exploring the planet’s most threatened ecosystems, Dr. M. Sanjayan visits northern California where the largest river restoration project in United States history is aiming to bring life back to a sacred river.

Extras
An intimate portrayal of three families confronting the unique challenges of Alzheimer’s.
A four-part investigation into insect declines, exploring their diversity and ecological importance.
See how the Philippines' tense race for president in 2022 became the nation's fight for its soul.
The dynamic story of funk music, from early roots to the explosion of '70s urban funk to influences.
The story of how public libraries came to be free and open for all Americans—and remain so.
The Nonnatus team oversee the care of a man living inside an iron lung.
After the drought, the rains finally come. But can Katavi survive the flooding?
Historian Simon Schama examines the Holocaust, 80 years after the liberation of Auschwitz.
Meet three Latin American community leaders fighting to retain access to their local water sources.
The sisters welcome a new postulant, Sister Catherine, to Nonnatus House.
Latest Episodes
All
  • All
  • River Restoration
  • Changing Planet Season 3
  • Changing Planet Season 2
  • Changing Planet Season 1
Dr. M. Sanjayan investigates the largest river restoration ever attempted in the United States.
Dr. M. Sanjayan investigates urgent efforts to help coral reefs survive climate change.
Sanjayan travels to Australia to see the effects of climate change.
Sanjayan visits Australia’s east coast to explore mangrove forests, spot dugongs and more.
M. Sanjayan continues his journey in East Africa.
This urgent and important series charts six key wildlife habitats.