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Major changes to marine forests.
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A new resource for sustaining the oceans.
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Marine reserves were a novel idea when they were pioneered on North America's West Coast two decades ago. Now protected zones have been established around the world. Conservation results vary but one reserve in Mexico has proved their promise in spades.
The basic idea behind marine reserves is that they are a designated area of ocean-- based on scientific analysis --where fishing is banned and the natural ability of the marine environment is allowed to restore itself. As fish populations ...
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I once used a boring instrument to take core samples from trees at timberline in the Rocky Mountains. When the cores were examined, they showed growth rings over decades and, in some cases, centuries. Counting the rings, I could determine how much time had elapsed since fires had burned through the forest and allowed surviving trees to regrow. The "record keeping" of the rings helped me understand the long-term ecological events I was trying to interpret.
Counting layers in various ...