Gallery: Michigan Woman Creates Tree-Hugging 9/11 Memorial Plaques That...

One of the most striking features of New York City’s 9/11 Memorial is the hundreds of swamp white oaks trees that symbolize birth and renewal. The memorial’s planners wanted to find a way to place plaques honoring those who lost their lives in the tragedy on the trees, and finally found a solution with Michigan woman Ann Mayle’s A Family Tree “tree-lets”. The smart brass tags are held by a spring-loaded cuff and expand as each tree grows, ensuring that there is no damage to the living monuments.

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