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It seems analogous to a forest canopy...initially the soil is rich and opportunity seems boundless. But over time old-growth trees grow and spread until they ab
by DamnInteresting 9y ago
It seems analogous to a forest canopy...initially the soil is rich and opportunity seems boundless. But over time old-growth trees grow and spread until they absorb most of the available sunlight, making it difficult or impossible for saplings to get started below.