Re-leaf
In each autumn, fallen leaves are everywhere on the street, not be used. To figure out a way of fallen leaves and give trees more fertilizer, the team find a solution in the tree pools design. Return to the Roots is the solution of fallen leaves. Semi-closed tree pool can effectively avoid water runoff. Trees are spread fertilizer which is rot by their own fallen leaves in the enclosed space formed by the tree pool, so as to increase soil nutrients and stimulate tree growth.
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