Titlebook: Global Effects of Environmental Pollution; A Symposium Organize S. Fred Singer (Deputy Assistant Secretary) Book 1970 D. Reidel Publishing

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A Preliminary Evaluation of Atmospheric Pollution as a Cause of the Global Temperature Fluctuation onges in their world-average abundance, and the relevance of these to the observed fluctuation of planetary average temperatures in the past century..On the basis of significant new data on atmospheric CO. that has become available in recent years, it is reliably estimated that about half of all foss

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reaching

https://doi.org/10.1007/978-94-010-3290-2Air pollution; ecosystem; ecosystems; pollution; temperature; air pollution and air quality

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Wolfgang Bühmann,Axel Schroedertained no free oxygen, and that appreciable oxygen concentrations developed only because of the evolution of living organisms which, in turn, had to adapt themselves to the environmental changes caused by the oxygen.

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,Grundlagen der Verm?gensverwaltung,oductive agriculture requires fertilizers, principally nitrogen and phosphorus. It is very susceptible to damage by various pests. It usually requires irrigation, which often involves a transfer of water, and a return flow which carries off nutrients, chlorides, pesticides — all undesirable substances — into streams and rivers.

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