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Two nurse sharks hover over a baited cage
Lesson Plan

In Hot Water

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Earth as seen from a satellite.
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Earth as seen from a satellite

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Burning fossil fuels, such as coal, oil and natural gas, spews almost 7 billion metric tons of carbon dioxide annually.
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Smokestack from coal plant

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Globotruncana falsostuarti -- a foram that lived about 75 million years ago, during the Cretaceous Period.
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Globotruncana falsostuarti

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A large group of dancers from the island of Tokelau dance during fiafia, evening entertainment)
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Water is Rising: Pacific Islands, Art, and Climate Change

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Two nurse sharks hover over a baited cage
Lesson Plan

Burp Under the Ice

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Where the pH is the lowest, corals can no longer grow - sand, rubble and seagrasses replace the reef.
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Sneak Peek: Future of Coral Reefs in an Acidifying Ocean

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Two nurse sharks hover over a baited cage
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Secrets of the Sediments

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Students of the Alaska SeaLife Center delegation.
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Alaska SeaLife Center Delegation

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Scientists document a direct relationship between Arctic sea ice and polar bear survival.
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Forecast for Polar Bear Populations

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A coral head in the Mesoamerican Reef has both bleached and living coral. The white sections are bleached and the brown parts still contain zooxanthellae, the symbiotic algae that provide food to their coral hosts.
Article

Coral Under Pressure: Monitoring Bleaching In Real Time

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How do plants respond to rising CO2 levels? To find out, plant physiologist Bert Drake monitors plants used in his CO2 study at the Smithsonian Environmental Research Center (SERC) near the Chesapeake Bay in Maryland.
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CO2 Marsh Study

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