Topic Summaries

Sustainable fisheries

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Stem cells, microscopy, and microorganisms

Plant disease and monoclonal antibodies

The brain and the eye

Resource cycles and environmental change

  • Fish stocks in the oceans are declining.
  • It is important to maintain fish stocks at a level where breeding continues, or certain species may disappear in some areas.
  • Introducing fishing quotas and regulating net sizes play important roles in the conservation of fish stocks at a sustainable level.
  • Preventing overfishing promotes the recovery of fish stocks.

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