11.   This land would be useful for cleaning polluted agricultural runoff and storing water for later release into the Everglades.

12.   Across the globe, polluted runoff and algae are smothering corals while hot spells are bleaching the color from their branches and ridges.

13.   Little-understood diseases, polluted runoff and periodic coral bleaching also are killing corals on a large scale, scientists say.

14.   States would be required to say how much pollution should be allowed from indirect sources, such as farmers or parking lot owners who send polluted runoff into streams.