Sands of Time

About the Episode

Anna Hoover (Bristol Bay, Alaska) - In an observational survey, this short documentary presents the realities of coastal erosion by witnessing the experience of Bristol Bay community members. Interviews, local archives, and ancestral knowledge put the circumstances in stark relief as we detail the communities' adjustments to the retreating coastline.

Aired: 09/12/24 | Expires: | Runtime: 6m 47s

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Extras

There’s Something Living in Wildfire Smoke

Wildfire smoke can carry harmful microorganisms long distances.

1:59
How Extreme Heat Overwhelms the Human Body

When it comes to extreme weather, heat can be a “silent killer.”

1:26
Chasing Carbon Zero Sneak Peek

A new film from NOVA examines technologies that could get us to carbon zero by 2050.

1:00
Soothing Science: The Light You See at Sunset

Relax to the sound of the ocean and discover the science behind sunsets.

8:01
Saving the Right Whale Preview

Follow scientists determined to save the critically endangered right whale.

0:27
Chasing Carbon Zero Preview

Here’s how the U.S. could reach net-zero carbon emissions by 2050.

0:29
Ancient Pyramids Uncovered in the Amazon

This discovery rewrites the history of complex societies on the continent.

3:56
Manhattan Schist

All over the city you can see outcrops of bedrock. It’s called Manhattan schist.

1:13
Dolphin Mirror

Research suggests that dolphins can recognize themselves in the mirror.

3:18
Electromagnetic Spectrum

Satellites use portions of the electromagnetic spectrum that are invisible to our eyes.

0:44