The need for a pollution-free vehicle.
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Air↗
Biomedical subjects
J H Ludwig
Publications and source records attributed to J H Ludwig.
Climate modification by atmospheric aerosols.
Theoretical considerations and empirical evidence indicate that atmospheric turbidity, a function of aerosol loading, is an important factor in the heat balance of the earth-atmosphere system. Turbidity increase over the past few decades may be primarily responsible for the decrease in worldwide air temperatures since the 1940's.
Aerosols↗
Survey of lead in the atmosphere of three urban communities: a summary.
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Air Pollution↗