The New Encyclopaedia Britannica
Encyclopaedia Britannica, 1974 - Encyclopedias and dictionaries - 934 pages
 Propaedia: outline of knowledge and guide to the Britannica.--- Micropaedia: ready reference and index.--- Macropaedia: knowledge in depth.
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Pluvial lakes and the occurrence of playas today Varieties of pans and relation to
former drainage systems ... and at their maximum development are 50 miles (80
kilometres) long, for instance, at the Warburton Groove, Lake Eyre, Australia.
Figure 4: Distribution of (left) existing lakes and (right) pluvial lakes in the western
United States. Dashed lines ... The water economy of a lake is determined chiefly
by precipitation and evaporation — in other words, by climate. In a moist ...
vial lake to be recognized as such; it was identified in 1865. One of the largest
known pluvial lakes is the former Lake Chad, now a shallow saline lake (latitude
13° N, longitude 14° E) in the southern Sahara. In its pluvial phase the lake is ...
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This is the 198215th Edition, in two halves, with the Macropaedia and the Micropaedia. First published in 1768, the publisher is the oldest English-language encyclopedia still in print. Two Scottish ... Read full review