Gene E.Likens, Richard
F. Wright, James N. Galloway, and Thomas J. Butler, in ScientificAmerican (Oct. 1979), 415 Madison Ave., New York,
N.Y. 10017.
In parts of the Eastern United States and Western Europe, rain and snow now fall as dilute solutions of sulfuric and nitric acids. A by-product of the burning of fossil fuels in power plants, the problem of "acid rain" is expected to worsen as industrialized countries become more dependent on coal, say ecologists Likens, Wright, Galloway,...