1.   A long summer heatwave had turned the river into a weak trickle of water.

2.   This corrosive, toxic acid indeed turns the rivers to wormwood.

3.   But winter storms would sometimes turn the rivers into unpredictable cataracts that flooded the towns along their banks and cut new channels across the farmland.

4.   Noise barriers are rising along highways in urban and suburban areas around the country, turning roaring rivers of traffic into muffled moats.

5.   On designated evenings, Barnaby Evans, a local artist, turns the rivers into beacons with his enormously popular installation Water Fire.

6.   The killing drought also continues, turning the river to sand and the fruit trees bare.

7.   The killing drought also continues, turning the river to sand and the fruit trees sere and bare.

8.   The nutrient turns a river of sawgrass into a river of aggressive cattails.

9.   First, the rivers were systematically turned into public sewers for all kinds of domestic and industrial waste, as this was the cheapest means of waste disposal.

10.   Such water releases can turn the river from a stream into a raging torrent in a half-hour.