The New Encyclopaedia Britannica, Volume 23Encyclopaedia Britannica, 1974 - Encyclopedias and dictionaries |
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Page 757
... zone , the flow into the zone being governed by the geologic setting . In general , only a small part of the available water becomes recharge . Artificial recharge is achieved by means of input wells , pits , or ditches that are ...
... zone , the flow into the zone being governed by the geologic setting . In general , only a small part of the available water becomes recharge . Artificial recharge is achieved by means of input wells , pits , or ditches that are ...
Page 765
... zone of Polydiexodina . Ammonoid zones include the Waagenoceras and the following Timo- rites . Capitan Reef coral associations and development 5 : 163g Permian Period subdivisions 14 : 96e ; tables .varved deposit formation 19 : 35a ...
... zone of Polydiexodina . Ammonoid zones include the Waagenoceras and the following Timo- rites . Capitan Reef coral associations and development 5 : 163g Permian Period subdivisions 14 : 96e ; tables .varved deposit formation 19 : 35a ...
Page 827
... zone is thus exceedingly small , amounting to only 1.2 percent of the world's ocean area . Light is totally absent in the hadal zone . Pressures are exceedingly high , from 600 to 1,100 atmospheres ( one atmosphere equals 14.7 pounds ...
... zone is thus exceedingly small , amounting to only 1.2 percent of the world's ocean area . Light is totally absent in the hadal zone . Pressures are exceedingly high , from 600 to 1,100 atmospheres ( one atmosphere equals 14.7 pounds ...
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