The Conversation

Ocean 'dead zones' are spreading – and that spells disaster for fish

Author: The Conversation

Fish can suffocate too.Bruce Evans, CC BY-NC-SA

Falling ocean oxygen levels due to rising temperatures and influence from human activities such as agrochemical use is an increasingly widespread problem. Considering that the sea floors have taken more than 1,000 years to recover from past eras of low oxygen, according to a recent University of...

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