CONSERVATIONISTS GENERALLY disapprove of flooding species-rich habitats. However the regulation of unintended penalties works in mysterious methods. For it was simply such a flood, in 1913, that created Barro Colorado Island in central Panama. Gatun, the lake surrounding the island, was, on the time of its delivery, the biggest synthetic physique of water on this planet. It shaped the center passage of the Panama Canal. Barro Colorado, in the meantime, has grow to be essentially the most intensively scrutinised scrap of tropical rainforest on Earth.