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    This is an interesting and alarming article about ocean acidification.
    Read this article and then take the matching quia quiz. You may repeat the quiz once if necessary.
    Take your time. Read it twice if you have the time.
     
    Quia Quiz for Article "Ocean Reflux"
    When you log in for a Quia quiz, please add your period number to the beginning of your last name.
    For example: 2 przybylowski or 5 smith. Please include a space between the number and your name.
    Read the article and then complete the quiz.
    You may attempt to complete the quiz twice.
    If you have more than one attempt, only the second will count.
     
     
    This is another interesting and well-written article about ocean acidification.
    Read this article and then take the matching quia quiz. You may repeat the quiz once if necessary.
    Take your time. Read it twice if you have the time.
     
    Quia Quiz for Article "Upwelling Crisis - Ocean Acidification"
    When you log in for a Quia quiz, please add your period number to the beginning of your last name.
    For example: 2 przybylowski or 5 smith. Please include a space between the number and your name.
    Read the article and then complete the quiz.
    You may attempt to complete the quiz twice.
    If you have more than one attempt, only the second will count.
     
     
    This is an interesting article about the climate change.
    Read this article and then take the matching quia quiz. You may repeat the quiz once if necessary.
    Take your time. Read it twice if you have the time.
     
    Quia Quiz for Article E2: "A New Ice Age"
    When you log in for a Quia quiz, please add your period number to the beginning of your last name.
    For example: 2 przybylowski or 5 smith. Please include a space between the number and your name.
    Read the article and then complete the quiz.
    You may attempt to complete the quiz twice.
    If you have more than one attempt, only the second will count.
     
     
    This article is about aquaculture and overfishing.
    Read this article and then take the matching quia quiz. You may repeat the quiz once if necessary.
    Take your time. Read it twice if you have the time.
     
    Quia Quiz for Article F2: "The End of The Line"
    When you log in for a Quia quiz, please add your period number to the beginning of your last name.
    For example: 2 przybylowski or 5 smith. Please include a space between the number and your name.
    Read the article and then complete the quiz.
    You may attempt to complete the quiz twice.
    If you have more than one attempt, only the second will count. 
     
    This article is about an interesting variation of aquaculture.
    Read this article and then take the matching quia quiz. You may repeat the quiz once if necessary.
    Take your time. Read it twice if you have the time.
     
     
    Quia Quiz for Article F: "Blue Water Revolution"
    When you log in for a Quia quiz, please add your period number to the beginning of your last name.
    For example: 2 przybylowski or 5 smith. Please include a space between the number and your name.
    Read the article and then complete the quiz.
    You may attempt to complete the quiz twice.
    If you have more than one attempt, only the second will count.