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أجريس - النظام الدولي للعلوم الزراعية والتكنولوجيا

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National Agricultural Library (5)

الولايات المتحدة الأمريكيّة (5)

air pollution (4)

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Water pollution

1962

Kneese, Allen V.

water research economic aspects pollution water pollution water pollution water-supply sewage disposal

National Agricultural Library - United States of America

Air pollution

1962

Stern, Arthur C.

pollution air pollution air

National Agricultural Library - United States of America

Air pollution

1962

environmental degradation air pollution pollution air pollution waste management law and legislation united states laws and regulations laws and regulations

National Agricultural Library - United States of America

California against air pollution

1962

pollution air air pollution california

National Agricultural Library - United States of America

Air pollution

1962

Prindle, Richard A.

"This pamphlet is based on a speech presented November 2, 1961, before the Annual Conference of the Philadelphia Tuberculosis Association by Dr. Richard Prindle, Deputy Chief of the Division of Air Pollution, Public Health Service, U.S. Department of Health, Education, and Welfare"--Page 2 of cover.

اظهر المزيد [+]

public health pollution air air pollution united states adverse effects

National Agricultural Library - United States of America

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