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Acidic Seas

Series: QUEST
From: KQED
Length: 00:04:57

What's global warming doing to the ocean? Read the full description.
Playing
Acidic Seas
From
KQED

Oceanacid_small we've all heard about melting glaciers, rising temperatures and droughts... But what effect will global warming have on the ocean? The sea, it turns out, absorbs carbon dioxide emissions, which are causing it to become more acidic. Changing pH levels threaten the entire marine food chain from coral reefs to salmon. We report from the Monterey Bay Aquarium Research Institute, where scientists are finding out what happens to marine animals when the ocean's chemistry changes.

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Piece Description

we've all heard about melting glaciers, rising temperatures and droughts... But what effect will global warming have on the ocean? The sea, it turns out, absorbs carbon dioxide emissions, which are causing it to become more acidic. Changing pH levels threaten the entire marine food chain from coral reefs to salmon. We report from the Monterey Bay Aquarium Research Institute, where scientists are finding out what happens to marine animals when the ocean's chemistry changes.

Broadcast History

aired twice on 8.11.08 during "B" segment of morning edition on KQED and KQEI.

Transcript

When it comes to climate change, scientist Jim Barry says the atmosphere plays an important role. But not as important as the ocean.

BARRY: The oceans are the key pivotal part of climate change. Although we put this CO2 up into the atmosphere, most of it is in the ocean already.

Barry says the ocean has been doing us a big favor. It?s been sucking up carbon dioxide that humans add to the atmosphere from burning fossil fuels. All that CO2 is having a dramatic effect. It?s making the ocean more acidic.

BARRY: We?re worried about how far we can change ocean pH and how that?s going to effect the physiological function of a variety of animals from the base of the food chain all the way up to tuna and fishes we depend upon.

(Bring up door opens, freezer noise under next track)

Barry opens the door to a walk-in freezer at the Monterey Bay Aquarium Research Institute, or MBAR...
Read the full transcript

Timing and Cues

SUGGESTED HOST INTRO: Melting glaciers, rising temperatures, and droughts -- all are impacts of global warming. What receives much less attention is the toll that climate change is taking on the health of our oceans. The sea, it turns out, absorbs carbon dioxide emissions, which are causing it to become more acidic. As Lauren Sommer reports, changing pH levels threaten the entire marine food chain from coral reefs to salmon. Lauren Sommer reports from KQED in San Francisco.

Related Website

http://www.kqed.org/quest/radio/acidic-seas