Word: expanded
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Dates: during 1990-1999
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PREDICTION: As warming heats the oceans, the area of water warm enough to produce hurricanes (water temperatures above 80 degreesF) will expand, producing longer and more intense storm seasons...
PREDICTION: Sea levels will rise as warmer oceans expand and ice caps and snow cover melt...
...that's true, the notion that H. erectus needed specialized tools to venture from Africa is completely superseded. But Swisher doesn't find the conclusion all that surprising. "Elephants left Africa several times during their history," he points out. "Lots of animals expand their ranges. The main factor may have been an environmental change that made the expansion easier. No other animal needed stone tools to get out of Africa...
...studying fossils, Vrba found that the populations of large mammals in these environments underwent a huge change. Many forest antelopes were replaced by giant buffalo and other grazers. Vrba believes that early hominid evolution can be interpreted the same way. As grasslands continued to expand and tree cover to shrink, forest-dwelling chimpanzees yielded to bipedal creatures better adapted to living in the open. H. erectus, finally, was equipped to spread throughout the Old World...
Guzzetti says the department has added moresmall studio courses to its offerings. But he saysthis move was designed to expand, not detractfrom, the appeal of the department...