Within an hour the garden sprawled beneath a hurricane of hot decay. The dense columns of smoke had flattened like thunderheads at the limits of the garden’s sunken troposphere. Slowly a spark-shot gray haze, dripping ash like rain, began to ring the crater. Screaming birds circled beneath the foul torus, falling by tens and scores and hundreds. Their bodies littered the garden’s sea, their bright plumage blurred with ash in a steel-gray sump.