微生物教学应加强可持续发展观的教育

一、可持续发展是当今世界的共同课题 本世纪以来，人类创造了前所未有的物质财富，极大地推动了物质文明的进步。但是，伴随着经济的发展，人口增长过快、环境污染、自然资源开发不合理以及由此引起的生态环境恶化等一系列社会问题。严重地威胁着经济的发展和人类的生存。在这种形势下，人们不得不重新审视自己走过的历程．努力寻求一条人口、环境、资源和经济、社会能够协调发展的道路。现在，可持续发展已经成为世界环境保护工作的主题。     

渭北旱塬生态环境恢复与重建模式探讨

生态环境是人类赖以生存和实现经济社会可持续发展的基础。国家从1999年开始实施退耕还林和生态环境恢复与重建方面的工作,在渭北旱塬已初见成效。生态环境恢复是全面建设小康社会的迫切需要。本文总结了生态环境恢复与重建一批成功典型模式,积极探索生态环境恢复与重建及农民脱贫致富相结合的路子。     

终身教育与可持续发展战略

终身教育是人的可持续发展的教育，它能够不断增强国民的环保意识，促进自然资源的有效开发和利用，改善人口与生态环境的关系；它能够从根本上改变人口的素质结构，促进劳动生产率的提高，改变人们的价值观念，促使人们的生态方式和生活方式发生深刻变革，它能够改善人类生活质量，提高人类健康水平，促进国民法律意识和道德观念的增强，有利于创造人人平等，社会稳定的生活环境，因此，终身教育有利于实现生态、经济和社会的可持续发展，是提高人的可持续发展意识的重要途径。     

社会文明可持续发展:中国现代化的重大课题——21世纪人口与社会可持续发展

２０世纪是人类物质文明最发达的时代,但也是地球生态环境和自然环资源遭到破坏最为严重的时期。不可持续的经济畸增的生产模式和消费模式使人类生存与发展面临严峻挑战。学者呼吁：必须建立一个公平、合理、互惠、无歧视的国际经济环境,以便能使各国机会平等地参与全球社会可持续发展。充分认识人口因素对可持续发展的压力及实现人口与其他因素之间协调发展在当代中国具有重要理论意义与现实价值     

21世纪中国少数民族地区的社会─经济发展问题

本文分析了当前影响少数民族地区社会－经济发展的主要问题．少数民族地区社会一经济发展问题对中国现代化进程的影响，社会－经济发展亟待解决的主要问题．探讨了２１世纪少数民族地区社会一经济发展道路，认为应当协调好人与自然环境的关系，保护资源和生态，鼓励农牧业人口向工业人日转移；协调好人口与社会－经济发展的关系，因地制宜，鼓励人口适当集中，在自然条件较好的地方发展大中型城市，以利于教育、科学、文化的发展和提高社会－经济综合效益；协调好地区发展与全国发展的关系，调整产业政策，发挥地区优势．     

推动人口、环境与社会和谐发展的有效途径探讨

社会和谐发展需要人口、环境、社会三方面进行合理沟通,彼此之间既对立又统一,人口、环境、社会经济与可持续发展之间的关系既是对立的,又是统一的.人口素质的高低决定环境,环境的优劣又影响社会是否能够和谐发展,而生态环境在制约经济社会发展程度的同时又制约着人自身发展的程度人类所从事的各种经济活动都是在一定的自然环境中进行的.因此,必须寻求一个推动人口、环境与社会和谐发展的有效途径.     

可持续发展战略与初中地理教学

九年义务教育初中地理课程和教材，由应试教育向素质教育的转轨中，以其思想性、地理性、实用性、时代性、趣味性．在教学实践中发挥了作用。可持续发展，是当今人类的发展思想和发展战略，可持续发展的内涵极其丰富．涉及地理科学的自然地理、人文地理荨众多学科，对地理教育的变革．具有重要的指导作用。它对素质教育的目标提出了新的要求。即不但要使学生树立正确的资源观、环境观、人口观，还要有正确的持续发展观；懂得人类发展是资源、环境、人口、社会、经济的协调发展。     

（二十二）建设有中国特色社会主义的经济

识记：1．公有制为主体、多种所有制经济共同发展，是我国社会主义初级阶段的经济制度。2．当前国民经济发展计划和远景目标。理解：综述人口、资源与环境的关系，说明三者协调才能使社会持续发展。活动：以某项正在建设的重点工程为例，对国家在经济建设中的作用，人民走共同富裕道路，社会可持续发展的意义等问题，进行综合探讨和交流。     

试论我国交通运输的可持续发展

交通运输可持续发展作为人类能动地调控自然--经济--社会--人口的复合系统的一部分，就是要使人口、社会、经济、环境与交通运输系统之间的协同合作，相互适应，以一种合理的比例关系发展．这是交通运输可持续发展追求的最终目标。本文论述了我国发展可持续交通运输的重要性和影响因素，指出了其系统评价要素和实施原则，并对如何发展可持续交通运输提出了建议和对策。     

我国人口现状与可持续发展战略

发展是人类的永恒主题。在发展和可持续发展中，人口问题始终是影响最大的问题。要从可持续发展的战略高度认识人口问题的重要性，采用多种措施严格控制人口增长，促进人口与经济、资源和环境协调发展，为实现可持续发展战略创造一个良好的人口环境。     

卡思卡特城堡

It is worthy of noting that, whilst Crookston Castle witnessed the earlier and happier portion of Mary's variegated life,     

不同的吃喝玩乐

一、吃和喝吃苹果 eat an apple, 吃药 take medicine,吃糖 have some sweets,吃饭 have one's meals,吃馆子 dine out,吃惊 be surprised/     

漏洞百出的教育

Many college freshmen arrive woefully unprepared to do college work, and as disadvantaged populations continue to grow, the share of the American work force that has made it through college is expected to plummet. Many experts blame that educational failure not just on high schools but also on colleges. School & College, a special report by The Chronicle, looks at efforts to fix the system. What reforms would better prepare students for college? What should schools and colleges be doing differently? How should state and federal officials help?     

Western and Eastern culture differences in commercial field

The communication of people partially is the communication of cultures. Culture has a direct effect on international commercial activities in all aspects. Different conceptions about time, space, equality, law and the like, lead people to deal with things in different ways. So to know cultures of the counterpart is to facil-itate our enterprises so as to have a smooth and successful communication in commercial activity.     

只要努力,不要后悔

There are numbers of crossroads on our long and unpredictable life journey where we totally have no idea about which direction to choose. No matter what our decision is, we should not turn back, but face the music and go ahead instead. I am this kind of girl who always does try without regretting, one example is how I dealt with my love.     

浅谈移民问题

Migration occurs behind a variety of reasons and has a great effect on the whole world. People may migrate in order to improve their economic situation, or in order to escape civil strife, persecution, and environmental disasters. The impact of migration is complex, bringing both benefits anddisadvantages. This paper briefly talks about the causes of migration, the allocation of benefits, and the ways in which individual countries and the international community deal with this important subject.     

风的曲线

Rosco and I wait for the fishermen to return.I sit at a wooden bench near the store at Mt.Baker Resort and watch the clouds change shape. Rosco has my belt around his neck and an eight foot tow chain hooked to a tree. Dogs must be on a leash. Ducks and rabbits are loose.     

Sister Carrie, an Adherent of Desires

Sister Carrie is one of the most controversial characters in American literature.Thought as a "fallen woman" firstly,she was defined as a "new woman" by some critics later. However, by digging into the motivaton behind the whole process of Carrie's "success", the relationship between Carrie and her creator (the author), the social conditions of then American, it can be found that Carrie has never been free-standing on her thought and she has never found her real-sdf even after becoming a famous actress. In a society dominated by mass consumerism Carrie is only an adherent of her own desires. She also is a representative of all those country girls flooded into cities, a symbol and a sacrifice of the urbanization of America in a time countryside was overcome by cities.     

Improvement of one-cycle controller by use of proportional integral differential controller

1.IntroductionOne-cyclecontrolmethod,whichwasproposedaboutonedecadeago[1],hasbecomeanattractivemethodinspecialfieldssuchaspowerfactorcorrection[2-6],switchingamplifiers[7,8],etc.Themainideaofthiscontrollerisbasedonintegrationofdiodevoltageinone-cycleandforcesittobeexactlyequaltothereferencevalue.Themainadvantageofthiscontrollerisitsrealtimeabilitytorejectthevariationofinputvoltage[1].Despitethisgreatability,ithasnogoodperformancesinrejectingofloaddisturbanceandfollowingreferencecommands.Espec…