11.  Evaporation and increased water use usually draw down reservoirs, he said.

12.  Fish and shellfish in the Danube Delta are dying as increased water temperatures are depleting oxygen supplies, the private A.M. news agency quoted ecologists as saying.

13.  Their decline will mean increased water shortages for people and rapid population loss or extinction for many other species, the World Resources Institute predicts.

14.  Their decline will mean increased water shortages for people and rapid population loss or extinction for many other species, the World Resources Institute predicted.