71.   As upstream diversions increase, environmentalists contend, wells near Yuma that now pump water to Mexico will not provide enough water.

72.   As needed, add more water to pot to keep bones covered.

73.   Aside from supplying water to south Florida, the Everglades also contain one of the most unique wildlife habitats in the world.

74.   At issue is a proposal for Arizona to repay construction costs of the CAP, which brings Colorado River water to central and southern Arizona.

75.   At the moment, he said, workers were fighting the water to a draw.

76.   Ballast, essential to all lighter-than-air flying, has changed from lead shot, sand or water to bismuth shot, empty fuel tanks and even compressed air.

77.   Basically, the city agrees to sell its water to the suburbs in exchange for enough money to maintain the water system.

78.   Berger has also transmitted the disease to healthy frogs exposed in water to skin scrapings from infected frogs.

79.   Between trips ferrying food and water to the beach, the Ogdens tried to contact the Coast Guard on short wave radio.

80.   Begin bringing a large pot of salted water to a boil.