A burial method for sustainably establishing graves 120 within woodland 1 is disclosed. The method comprises selecting burial trees 100 from a plurality of healthy established trees within the woodland 1 and carrying a set of steps for each burial tree 100 to establish a first set of graves 120. The method further comprises waiting a tree recovery period after which the steps are repeated to establish a further set of graves 120. The set of steps include determining the extent of a root protection zone 105 around the burial tree 100.
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