Ecoscience pdf full

Skip to content. Toggle navigation. Author : Paul R. Authors: Paul R. Ehrlich, Anne H. Ehrlich, John P. Get Books. Written in English — pages. Paperback in English - 3Rev Ed edition. Libraries near you: WorldCat. Hardcover in English - 3Rev Ed edition. Borrow Listen. Ecoscience: population, resources, environment , W. Indeed, this would pose some very difficult political, legal, and social questions, to say nothing of the technical problems.

No such sterilant exists today, nor does one appear to be under development. To be acceptable, such a substance would have to meet some rather stiff requirements: it must be uniformly effective, despite widely varying doses received by individuals, and despite varying degrees of fertility and sensitivity among individuals; it must be free of dangerous or unpleasant side effects; and it must have no effect on members of the opposite sex, children, old people, pets, or livestock.

Page , added by Odd John. Such a comprehensive Planetary Regime could control the development, administration, conservation, and distribution of all natural resources, renewable or nonrenewable, at least insofar as international implications exist. Thus the Regime could have the power to control pollution not only in the atmosphere and oceans, but also in such freshwater bodies as rivers and lakes that cross international boundaries or that discharge into the oceans.

The Regime might also be a logical central agency for regulating all international trade, perhaps including assistance from DCs to LDCs, and including all food on the international market.

Control of population size might remain the responsibility of each government, but the Regime would have some power to enforce the agreed limits. Holdren is President Obama's top science and technology advisor ". Classifications Library of Congress HB E35 Dewey Edition Notes Includes bibliographical references and indexes. First-2d ed. The Physical World - Chapter 3. Nutrient Cycles - Chapter 4. Populations and Ecosystems - Section II. Population and Renewable Resources - Chapter 5.

Land, Water, and Forests - Chapter 7. Energy and Materials - Chapter 8. Energy - Chapter 9. Materials - Section IV. Understanding Environmental Disruption - Chapter Direct Assaults on Well-Being - Chapter Disruption of Ecological Systems - Section V. Humanity at the Crossroads - Chapter