The Environment of America: Present/ Future/ Past: Selected Articles from a Variety of Sources ...Thomas C. Jones J. G. Ferguson Publishing Company; distributed to the book trade by Doubleday [New York, 1971 - Conservation of natural resources - 324 pages |
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Page 74
... effects of pollution on livestock and crop plants often show up clearly because farmers quickly notice any impairment of health or yield . Effects on wild forms are much less likely to be detected and are harder to measure . Disappear ...
... effects of pollution on livestock and crop plants often show up clearly because farmers quickly notice any impairment of health or yield . Effects on wild forms are much less likely to be detected and are harder to measure . Disappear ...
Page 110
... effects , including heavy losses of fish and wildlife . Finally , the evi- dence suggests , at least , that man may be seriously harming himself in the process . Certainly he is ... effects of pesticide use Many ill effects of pesticides.
... effects , including heavy losses of fish and wildlife . Finally , the evi- dence suggests , at least , that man may be seriously harming himself in the process . Certainly he is ... effects of pesticide use Many ill effects of pesticides.
Page 115
... effects . The long - term effects of such combinations are poorly under- stood . " ( 22 ) Since pesticides interfere with drug metabo- lism , says Chicago pharmacologist Dr. Kenneth P. DuBois , they can have a marked effect on patients ...
... effects . The long - term effects of such combinations are poorly under- stood . " ( 22 ) Since pesticides interfere with drug metabo- lism , says Chicago pharmacologist Dr. Kenneth P. DuBois , they can have a marked effect on patients ...
Contents
America the Beautiful | 9 |
a Faithful Steward? | 25 |
An Environment Fit for People | 44 |
Copyright | |
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acres agencies agricultural air pollution alewives American animals areas become birds Bureau Captain chemical cities coastal zone Commission conservation continue Creek crops dance earth ecological economic effects environment environmental farmers Federal feet fertility fish grouse growth human hundred hunter increase Indians industry insecticides insects INTERIOR killed Lake Michigan lake trout lamprey land lead leafhoppers lindane living major marine ment miles million minerals NATIONAL COAL ASSOCIATION National Forest NATIONAL PARK NATIONAL PARK SERVICE natural beauty ocean organisms percent pest pesticides pigeons planning plants population prairie present problems production protection rainbow trout recommend recreation regions river scientists sea lamprey SOCIETY OF COLORADO soil species streams timber tion trees trout U.S. DEPT U.S. FOREST SERVICE United UPI COMPIX urban waste water pollution Whooping Crane wild wildlife woods