How do we measure the duration of drought in the swamp?
Answer: By the number of months the roots of the pond apple trees are exposed.
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| Bar chart showing the annual duration of deep drought in Big Cypress Nat’l Preserve as calculated by the number of months the roots of the pond apple trees go dry. |
That happened 2 months this year.
That’s about three weeks longer than normal year.
And over two months shorter than the “drought of record” in Spring 2011.
