Proper measure ? ? ust be taken to limit the number of foreign tourists and the great efforts should be made to protect local environment and history from the harmful effects of international tourism 应该采取适当的措施限制外国旅游者的数量,努力保护当地环境和历史不受国际旅游业的不利影响
Proper measures must be taken to limit the number of foreign tourists and the great efforts should be made to protect local environ * * * * nd history from the harmful effects of international tourism 应该采取适当的措施限制外国旅游者的数量，努力保护当地环境和历史不受国际旅游业的不利影响。
Proper measures must be taken to limit the number of foreign tourists and the great efforts should be made to protect local enironment and history from the harmful effects of international tourism 应该采取适当的措施限制外国旅游者的数量，努力保护当地环境和历史不受国际旅游业的不利影响。
Proper measures must be taken to limit the number of foreign tourists and the great efforts should be made to protect local environment and history from the harmful effects of international tourism 应该采取适当的措施限制外国旅游者的数量，努力保护当地环境和历史不受国际旅游业的不利影响。
Proper measures must be taken tolimit the number of foreign tourists and the great efforts should be made to protect the local environment and history from the harmful effects of international tourism 应该采取适当的措施限制外国旅游者的数量，努力保护当地环境和历史不受国际旅游业的不利影响。
Proper measures must be taken to limit the number of foreign tourists and the great efforts should be made to protect local environment and history from the harmful effects of international tourism 应该采取适度的措施办法措施办法限制外国旅游者的数量，尽力维护当地环境和历史不受国际旅游业的不利引导影响。
“ for 10 days this winter you could see clear blue skies and white clouds , which is something that didn ' t exist in previous winters , ” said wu dengming , leader of a local environmental group called the green volunteer league “这个冬天有10天都是清澈的蓝天和白色的云彩，而这是以前从来没有过的”吴登鸣（音译） ，一名称作“绿色志愿者联盟“的当地环境组织领导者如是说。
But the tourism is a double - edged sword to the environment . the local society - environment - economy system can be made into the good balance because of tourism , otherwise , the local ecological balance perhaps will be in danger of demolishing 而旅游业对当地环境也有正反两方面的影响，如果开发得当，可以使当地的社会-环境-经济系统进入良性循环，反之，当地的生态平衡有被破坏的危险。
It hasn ’ t been more than several dozens yeas after the appearance of industrial symbiosis , but it has shown great advantage in promoting the economic efficiency , cutting down the cost of natural resources and protecting the local environment 产业共生体的发展虽然只有短短几十年,但它在提高企业经济效益,减少资源能源的消耗以及保护当地环境等方面越来越显露出传统生产模式所不可比拟的优势。
High fertility rates are leading to extreme local environmental pressures ? water stress , land degradation , overhunting and overfishing , falling farm sizes , deforestation and other habitat destruction ? thereby worsening the grave economic challenges these lands face 高生育率会对当地环境造成严重的冲击：水资源不足、土地遭受侵蚀、过度渔猎、农田面积缩小、山林滥垦和其他生物栖息的地区受到破坏，让原本就很棘手的经济困境雪上加霜。
