Wallberg Lecture1953 |
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Página 17
... less than its total consumption . Inevitably , as time goes on , the deficit will steadily increase . This is a sobering thought , from any point of view . It is made the more vivid by consideration of some of the basic statistics which ...
... less than its total consumption . Inevitably , as time goes on , the deficit will steadily increase . This is a sobering thought , from any point of view . It is made the more vivid by consideration of some of the basic statistics which ...
Página 19
... less than that for the United States , so that we cannot be complacent and take refuge in the thought that " we are not as other men are . ' The members of the President's Commission are , somewhat naturally , optimists too . Indeed ...
... less than that for the United States , so that we cannot be complacent and take refuge in the thought that " we are not as other men are . ' The members of the President's Commission are , somewhat naturally , optimists too . Indeed ...
Página 27
... less of great public concern . The fouling of natural water courses is so direct a result of engineering effort , and so great a desecration of a natural resource , that this brief mention will suffice to show why it should be a matter ...
... less of great public concern . The fouling of natural water courses is so direct a result of engineering effort , and so great a desecration of a natural resource , that this brief mention will suffice to show why it should be a matter ...
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activities agree ahead America appreciated asked aspects associated attention become building Canada Canadian cent century citizens civil engineer coal Commission concerned conservation consider continuing convenience described direct early economic enduring essential example fact field figures follow forests fuel future hope human hundred important increase industrial inexhaustible interest known land lecture less living look materials matter MICHIGAN mind mineral natural resources never non-renewable once perhaps physical possible present problem production profession professional progress question quoted raw materials recent reference regard renewable renewable resources Report Research responsible serve significant similar social soil sources of power speak statement steward suggest supply Surely talk things thou thought tonight Toronto treasure United University venture vital Wallberg waste wish wonder writer written