Radiocarbon results, estimated tree ages and growth rates of Avicennia marina.

Values of 14C are shown in percent modern carbon (pMC). (a) Modelled calendar age in year AD at 68.2% confidence level. (b) Uncertainty associated with mean growth rate represents the maximum difference between growth rate estimates from the spline curve using upper and lower limits of the calibrated 14C age range compared with the mean 14C age [41](c) Outermost samples were collected in 2008 and were not used for 14C analysis.