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A screenshot from the beginning of the video "Facing Climate Change: Oyster Farmers"
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Facing Climate Change: Oyster Farmers

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GEOMAR scientist Armin Form works at his lab during a long-term experiment on the effects of lower pH, higher temperatures and "food stress" on the cold-water coral Lophelia pertusa.
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Deep-water Corals and Acidification

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By pumping enormous test tubes that are 60-feet deep and hold almost 15,000 gallons of water with carbon dioxide to make the water inside more acidic, researchers can study how zooplankton, phytoplankton and other small organisms will adapt in the wild.
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Studying Acidification in the Field

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an old image of the sea coast
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Ocean Acidification in the Puget Sound

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Branching coral in naturally acidic water.
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Fragile Branching Corals in Acidic Water

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When we use fossil fuels to power our cars, homes, and businesses, we put heat-trapping carbon dioxide into the atmosphere.
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Tracking Ocean Acidification

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Intense volcanic CO2 vents in Ili Ili Bua Bua, Normanby Island, Papua New Guinea.
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Carbon Dioxide Volcanic Seep

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A healthy and vibrant coral reef in Papua New Guinea.
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A Healthy Coral Reef

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For three weeks, the MV Chertan is home-base for the scientific team and will be transformed in a laboratory to study the effect of the CO2 seeps on reefs.
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MV Chertain Lab Boat

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Researchers can study ocean acidification in the lab by rearing organisms (here, Lophelia deep-sea corals) in seawater with variable pH and measuring if they grow, eat, breathe, reproduce, or develop differently.
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Studying Acidification in the Lab

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