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Ocean Acidification

Published on Dec 04, 2015

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PRESENTATION OUTLINE

OCEAN ACIDIFICATION

ANNA LEIGH ISOM

Ocean Acidification: The decrease of pH in the oceans and the increase of Carbon dioxide.

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3 CAUSES OF OCEAN ACIDIFICATION

  • Carbon dioxide from the atmosphere dissolves down into the water.
  • The pH in the water drops.
  • Carbon Dioxide reacts with the ocean to form biocarbonate ions.
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3 EFFECTS OF OCEAN ACIDIFICATION

  • Photosynthetic algae and sea grasses benefit from higher Carbon Dioxide levels, because they need CO2 to live and grow.
  • Oysters, clams, sea urchins, shallow water corals, deep sea corals, and calcareous plankton have are effected dramatically and the CO2 kills them.
  • A sea butterfly's shell withers away over time, the shell slowly dissolves after 45 days.

3 SOLUTIONS FOR THE ISSUE OF OCEAN ACIDIFICATION

  • Shellfish growers are taking steps to adapt to ocean acidification
  • Cities around the world have joined C40 Cities Global Leadership Program, the organization was designed to reduce greenhouse gas emissions.
  • Altering or stopping ocean acidification on human-relevant time-scales will depend on reducing Carbon Dioxide.