Arizona PBS Previews

NOVA: Lethal Seas

Preview | 30s

"Lethal Seas" – Oceans absorb about a quarter of the carbon dioxide in Earth's atmosphere. But as carbon emissions rise, their acidity is increasing. How will ocean creatures adapt in the face of this challenge? (Also Fri. 5/15 at 3 a.m.; Sun. 5/17 at 2 p.m.)

Aired: 05/13/15

Expired: 05/13/15

Rating: NR

Problems Playing Video? | Closed Captioning

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