In one broad brazen stroke of his hand, man will have irretrievably broken the plant-to-seed-to-plant-to-seed-cycle, the cycle that supports most life on the planet.
(man; will have irretrievably broken; the plant-to-seed-to-plant-to-seed-cycle; L:In one broad brazen stroke of his hand) (the cycle; supports; most life)
man the cycle
will have irretrievably broken supports
the plant-to-seed-to-plant-to-seed-cycle L:In one broad brazen stroke of his hand
most life