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  1. 18931

    Your article on marine no-take zones overly simplifies a much more complicated problem. The idea that at least some kinds of fish might be more plentiful and larger if they are not harvested over a period of years doesn’t really need much scientific study. However, this benefit is probably limited to specific species. For many […]

    By Science News
  2. Ecosystems

    Underwater Refuge

    Efforts are under way to greatly expand coastal no-fishing zones.

    By Janet Raloff
  3. Earth

    Sky Cycles

    Created at the National Center for Atmospheric Research, this Web site features middle-school classroom activities with an atmospheric cycles theme. Topics include climate, greenhouse effect, global climate change, and ozone.