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Common examples are the conservation laws of electrical charge, mass-energy,
and linear and angular momentum. The existence of conservation laws is directly
related to the symmetry of the laws of nature; ie., to their invari- ance or ...
(L.M.B.) Conservation of Natural Resources Although the history of conservation
is as old as mankind, the use of the word in the contemporary context is relatively
recent. Over the years conservation has acquired many connotations: to some ...
Perhaps the hard lessons of conservation, which have yet to be completely
understood or accepted on Earth, will be applied to other worlds before
irrevocable damage is done. At the present time, however, the available
knowledge brought ...
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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