根据联邦政府的全国家庭旅行资料，1969年，美国40%的学生步行去学校;2001年，据收集的最近几年的数据显示，13%的学生步行去学校。莱科是意大利最先设立步行公共汽车的城市，但在欧洲的其他地方涌现了上百起，最近在北美也出现了同样的情况，这都是为了应对步行去学校的学生数量减少这一趋势。

　　法国、英国和意大利其他地方的城镇已经设立了这样的线路，虽然很少能像莱科的那样广阔和漫长。

　　Section 2：汉译英(50 分)

　　The changing global climate has profound effects on the existence and development of human which is a major challenge for every country. There are climate changes in the course of the history of human, they suffered from the natural factors and also the mankind’s activities, the climate change is an environmental problem and—most important—a development problem, it is also closely related with the development stages、life style、population size、resource endowment and international industrial division of every country

　　After all, we should solve the problem of climate change in the course of development, and also be solved rely on the collaborative development. China has formulated and implemented National Program on Climate Change , which proposes definitely some binding state quotas such as slash the energy consumption per unit of GDP and discharge of major pollutant, increase the percentage of forest cover and the proportion of renewable resources from the year of 2005 to 2010.

　　China pays much attention to and actively promotes the all-round, coordinated and sustainable development scientific development which puts the interests of people as the first consideration, China has proposed the momentous strategic task of promoting a conservation culture memorably, emphasized on persisting in the basic state policy of resource-saving environmental protection, Continued to take the path of sustainable development and made contributions to responding to the climate change constantly in the process of speeding up the constructing of an conservation minded and environment friendly society as well as constructing an innovative country.

　　From now on, China will include replying to the climate change into the economic and social development planning, and continue to take drastic measures. Firstly, reinforce the energy-saving and increase energy efficiency to achieve the goal that the per unit of GDP and carbon dioxide emission will drop markedly by 2020 from 2005. Secondly, develop renewable energy sources and nuclear energy vigorously. Thirdly, increase forest carbon-sink vigorously. Fourthly , develop green economy with efforts, develop low carbon economy and recycling economy actively, develop and popularize climate-friendly technology.