71.   The flat chimney top is part of the problem, allowing a lot more water to come in than if it were sloped, as it should be.

72.   The signature of water disappeared within a half-hour of each of the impacts, suggesting that the water had come from a cometary source and not Jupiter itself.

73.   The scientists found that the springs were coated with travertine, a rocky clue suggesting that the waters had come from deep below.

74.   The water actually comes from the Rio Concho in Mexico and empties into the Rio Grande at Presidio.

75.   The water almost certainly came from severed sprinkler pipes.

76.   The water comes from a spigot out front.

77.   The water comes from the Carribean, after passing through a desalination plant, said Marine Lt. Ernest Duplessis.

78.   The water simply comes in and then out.

79.   The water comes from a natural spring found in the center of the plateau.