Imagine a small Navy trainer biplane flying just above the treetops of a scorched Maine forest, dropping a seed-and-sawdust mix from a hopper onto the frozen snow below. That's what happened in February 1948. According to a report published in Unasylva , the forestry journal of the UN Food and Agriculture Organisation, foresters used this exact method to replant thousands of acres of Maine woodland that had burned the year before. The plan offered one possible way to rebuild burned forests.
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