31. The major Petermann-aged structures that were not buried during renewed subsidence were inactive during the Alice Springs Orogeny. 32. Thus, he suggests that female fecundity has more impact on sequential hermaphroditism than the age structures of the population. 33. Similar Bronze Age structures are rare, and they may be significant in providing information about early timber construction methods. 34. Thus, Amboseli is one of the few regions in Africa where the age structure of elephants has remained undistorted. 35. It is difficult to keep accurate statistics on aspects such as age structure due to the remoteness of the settlement. 36. The migration has had an effect on Kuusamo's age structure , as it is mainly young people who leave the town. 37. Because of the extremely small population and the unfavourable age structure , the Matlatzincan languages are considered to be highly endangered. 38. But the aging structure continued to suffer damage, and by September 1912 the bridge was leaning dangerously to the west. 39. The presence or absence of large numbers of infants dying before their first birthday had little effect on overall age structures . 40. As the footbridge approached its 100th anniversary, it became apparent that a major rehabilitation was required to preserve the aging structure .
