The New Encyclopædia BritannicaEncyclopædia Britannica, 1983 - Encyclopedias and dictionaries |
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Page 43
... environment and by a growth of public interest in and support for this process . National - park systems , dedicated to the preservation of wild nature and to the provision of outdoor recreation space , have grown rapidly from their ...
... environment and by a growth of public interest in and support for this process . National - park systems , dedicated to the preservation of wild nature and to the provision of outdoor recreation space , have grown rapidly from their ...
Page 62
... environmental thinking in Europe ; FRANK FRASER DARLING and JOHN P. MILTON ( eds . ) , Future Environments of North America ( 1966 ) , a multidisciplinary view of the present and future of the North American environment ; FAIRFIELD ...
... environmental thinking in Europe ; FRANK FRASER DARLING and JOHN P. MILTON ( eds . ) , Future Environments of North America ( 1966 ) , a multidisciplinary view of the present and future of the North American environment ; FAIRFIELD ...
Page 366
... environment differed only in quantity from the interactions of other animals with their environments . Thus the regional division of the newly discovered peoples of the world was viewed as a complex problem requiring not only the ...
... environment differed only in quantity from the interactions of other animals with their environments . Thus the regional division of the newly discovered peoples of the world was viewed as a complex problem requiring not only the ...
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activity American animals appear areas authority become body called cause cells central century charge common complex conservation consists constant constitution consumer contain continental continued copper cosmic rays countries court crime criminal Crusade direct early effect electron elements energy England established Europe evidence example exist fact field force ground groups House important increase individual industrial involved Italy known land later less letters limited living major material means measure ment metal natural occur organic original particles particular party percent period person play political population position present problems protection reefs region remains result rule social South species structure theory tion United usually various