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Numerous " ape-language " projects flourished in the 1970 's . At Union College in Schenectady , New York , in 1975 , a 19 year old undergraduate majoring in economics , with a strong interest in recreational drugs and their effect on the mind - an interest common to students in the 1970 's , though one already in decline - joined an organization known as the Kappa Alpha Society , the first Greek letter social fraternity in the country . Areas north of Seoul , for example , lost much of their forests in the 1970s and 1980s when apartment blocks and resort parks mushroomed around the sprawling capital . In ground 3 the evidence concerned Viktor Oshchenko , his activities in the 1970 's and his defection in 1972 . The term is commonly used for the tree derived by molecular phylogeny using small sub-unit Ribosomal RNA as pioneered by Carl Woese in the 1970s . My first contact with looting in Guatemala was in the 1970s while excavating in the Verapaz highlands . One and a quarter billion people live in countries where average food supplies per capita are below average energy requirements , and over one billion of these live in countries whose average supplies of calories per capita fell or stagnated in the 1970s ( 2 , p. 4 ) . Federal funding for tuberculosis control dramatically decreased in the 1970 's , and only recently have funding levels risen to counter the increased incidence of tuberculosis . Widespread abuses - including eavesdropping on Vietnam War protesters and civil rights activists - by American intelligence agencies became public in the 1970 's and led to passage of the Foreign Intelligence Surveillance Act , which imposed strict limits on intelligence gathering on American soil . The federal role in financing remains small ; after peaking in the 1970s , it has hovered around 7 percent for the past twenty years .