Why a collapse of global civilization will be avoided: a comment on Ehrlich & Ehrlich
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چکیده
منابع مشابه
Why a collapse of global civilization will be avoided: a comment on Ehrlich & Ehrlich
Ehrlich FRS & Ehrlich [1] claim that overpopulation , over-consumption and the future climate mean that 'preventing a global collapse of civilization is perhaps the foremost challenge confronting humanity'. What is missing from the well-referenced perspective of the potential downsides for the future of humanity is any balancing assessment of the progress being made on these three challenges (a...
متن کاملCan a collapse of global civilization be avoided?
Environmental problems have contributed to numerous collapses of civilizations in the past. Now, for the first time, a global collapse appears likely. Overpopulation, overconsumption by the rich and poor choices of technologies are major drivers; dramatic cultural change provides the main hope of averting calamity.
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The essence of knowledge is generalisation. That rubbing wood in a certain way can produce fire is a knowledge derived by generalisation from individual experiences; the statement means that rubbing wood in this way will always produce fire. The art of discovery is therefore the art of correct generalisation. What is irrelevant, such as the particular shape or size of the piece of wood used, is...
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Anl i-tumor sera are now being extensively used in investigations of the activities of neoplasms (e.g. 4-7, 9-13, 15). I t is already known (7), concerning their effects on the biochemical activities of tumors, that Ehrlich ascites carcinoma cells, treated with their antisera in the presence of comp]ement, lose their capacity to respire in the presence of glucose but not in the presence of succ...
متن کاملRobert Ehrlich : Eight
University Press. All rights reserved. No part of this book may be reproduced in any form by any electronic or mechanical means (including photocopying, recording, or information storage and retrieval) without permission in writing from the publisher, except for reading and browsing via the World Wide Web. Users are not permitted to mount this file on any network servers. Introduction We live i...
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ژورنال
عنوان ژورنال: Proceedings of the Royal Society B: Biological Sciences
سال: 2013
ISSN: 0962-8452,1471-2954
DOI: 10.1098/rspb.2013.1193