Wildfires have destroyed close to one-fifth of the Earth’s giant sequoia trees, found only in California. The National Park Service wants to replant them, but others say that goes against the very definition of wilderness. What is natural? And how much should humans intervene?
Reporter: Marissa Ortega-Welch, KQED

Wildfires have destroyed close to one-fifth of the Earth’s giant sequoia trees, found only in California. The National Park Service wants to replant them, but others say that goes against the very definition of wilderness. What is natural? And how much should humans intervene? Reporter: Marissa Ortega-Welch, KQED

KQED serves the people of Northern California with a community-supported alternative to commercial media. We provide citizens with the knowledge they need to make informed decisions; convene community dialogue; bring the arts to everyone; and engage audiences to share their stories.

KQED serves the people of Northern California with a community-supported alternative to commercial media. We provide citizens with the knowledge they need to make informed decisions; convene community dialogue; bring the arts to everyone; and engage audiences to share their stories.