Passage 26In choosing a method for determining climatic conditions that existed in the past, paleoclimatologists invoke four principal criteria. First...
Passage 27Since the late 1970’s, in the face of a severe loss of market share in dozens of industries, manufacturers in the United States have b...
Passage 28The settlement of the United States has occupied traditional historians since 1893 when Frederick JacksonTurner developed his Frontier Thesi...
Passage 29Studies of the Weddell seal in the laboratory have described the physiological mechanisms that allow the seal to cope with the extreme oxyge...
Passage 30Since the early 1970’s, historians have begun to devote serious attention to the working class in the United States. Yet while we now ...
Passage 31The number of women directors appointed to corporate boards in the United States has increased dramatically, but the ratio of female to male...
Passage 32Increasingly, historians are blaming diseases imported from the Old World for the staggering disparity between the indigenous population of ...
Passage 33Until recently most astronomers believed that the space between the galaxies in our universe was a near perfect vacuum. This orthodox view o...
Passage 34Kazuko Nakane’s history of the early Japanese immigrants to central California’s PajaroValley focuses on the development of farm...
Passage 35It can be argued that much consumer dissatisfaction with marketing strategies arises from an inability to aim advertising at only the likely...