In Essence

Wallace S. Broecker, in Natural History (Oct. 1987). American Mu- seum of ~atural History, central Park West at 79th St., New York, N.Y. 10024.
The "greenhouse effecto-the rise in the Earth's surface temperature caused increasing amounts of carbon dioxide, methane, and freon gases in the environment-is well known. But what will the consequences be in the long term?
Broecker, a geologist at Columbia University, believes that increasing amounts of "greenhouse" gases may cause shifts...

Wallace S. Broecker, in Natural History (Oct. 1987). American Mu- seum of ~atural History, central Park West at 79th St., New York, N.Y. 10024.
The "greenhouse effecto-the rise in the Earth's surface temperature caused increasing amounts of carbon dioxide, methane, and freon gases in the environment-is well known. But what will the consequences be in the long term?
Broecker, a geologist at Columbia University, believes that increasing amounts of "greenhouse" gases may cause shifts...

man.
Bruce Ames, a biochemist at the University of California, Berkeley, studied the effects of naturally occurring carcinogens. He concluded that an eight-ounce glass of wine is thousands of times more likely to cause cancer than either DDT or ethylene dibromide (EDB), because alcohol is known to cause about three percent of human cancers resulting from cirrhosis of the liver. According to Ames, peanut butter, basil leaves, and comfrey herb tea all contain compounds at least 100 times more carcino-...

creating art deliberately designed to change over time. Rauschenberg argued that his assemblages, made from beds, stuffed birds, garbage, and dirty laundry, were designed to capture "the smell, and the feel of our total environment."
Rauschenberg, argues Barnett, "opened up the path for art with built- in obsolescence." His successors include Christo, the Bulgarian artist who wraps bridges, cliffs, and islands in cloth, and the German artist Joseph Beuys, who creates sculptures...

selecting "fifth-rate throwaway tracts" such novelists as John Irving and E. L. Doctorow.
Teachout thinks the BOMC has done its best to survive a period of American literary decline. "In its well-meaning, idealistic way," he main- tains, the club brings "pretty good books to the prairies year after year."
Emerson the "The Making of an American Prophet: Emer- son, His Audiences, and the Rise of the Culture
Showman Industry in Nineteenth-Century America"...

the 1850s, they had been superseded "literary societies," which provided single young men with social alternatives to the tavern and the theater. Society members were always interested in developing self- reliance, largely as a way to increase their chances of success in the busi- ness world. Emerson's interest in the nature of correct conduct and indi- vidual achievement thus paralleled, on a more philosophical level, the interests of much of his audience.
Although Emerson lectured on...

the Right or the Left. "In spite of their wide ideological and political differences," he argues, "all three of the last Chilean presidents have failed to produce the kind of economic result they promised."
After General Augusto Pinochet overthrew Socialist president Salva- dor Allende in 1973, Chile "became a great laboratory of neoconservative economics." Under the direction of University of Chicago-trained econo- mists such as Sergio de Castro (economy minister),...

diverting Afghan trade from free world markets to the Soviet Bloc, granting large credits at low interest rates, and by "insinuating" direct Soviet participation in Afghan economic planning. Second, to increase Afghan dependence on the Soviet economy through bilateral trade, expanded credit, and complex monetary or barter arrangements. By 1978 the USSR accounted for 37 percent of all Afghan exports and 34 percent of Afghan imports.
Since the 1979 invasion, Soviet control of the Afghan...

diverting Afghan trade from free world markets to the Soviet Bloc, granting large credits at low interest rates, and by "insinuating" direct Soviet participation in Afghan economic planning. Second, to increase Afghan dependence on the Soviet economy through bilateral trade, expanded credit, and complex monetary or barter arrangements. By 1978 the USSR accounted for 37 percent of all Afghan exports and 34 percent of Afghan imports.
Since the 1979 invasion, Soviet control of the Afghan...

the founding fathers of each nation.
Kenya's first president, Jomo Kenyatta, stressed the use of harambee (self-help) to build Kenya's economy. Communally owned tribal lands and some white settler-owned lands were acquired the government and transferred to small farmers, resulting in a total of 1.5 million households which owned an average of nearly 10 acres apiece by 1984. Most of Kenya's agriculture and industry remained in private hands, and even state owned institutions (such as marketing boards)...

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