Catalyst: Plastics and fertilizer in our oceans

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“Catalyst” examines two major issues affecting the health of the world’s oceans: plastics and fertilizer.

Charlie Rolsky

the cast of broadchurch on the beach in front of a cliff
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Broadchurch

A woman hugs a man from behind, resting her head on his shoulder
aired Aug. 1

POV “He’s My Brother”

Baratunde sitting criss-cross in the desert
aired Aug. 2

America Outdoors with Baratunde Thurston

Sir David Attenborough, Wiltshire, UK, explains how Water Crowfoot, Ranunculus aquitilis, has floppy underwater stems that flex with the current.
aired Aug. 3

The Green Planet

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