综合实践活动课程主题实施案例-节约用水.docVIP

综合实践活动课程主题实施案例-节约用水 综合实践活动课程主题实施方案 内乡县瓦亭镇袁营中心小学 研究人员:曹喜果 李秀婷 杨新雷 李花娜 一、研究主题:节约用水 二、任务背景: 每年参与全球水循环的水量为577万亿立方米，只占地球水储量的0.04%。作为陆地各种水体补给来源的降水量就更少了，年平均只有119万亿立方米，只占地球水储量的0.0086%。地球上可以供人类利用的水资源是有限的。随着人口增长、人民生活水平的提高和社会经济发展 ，水资源消费量剧增 ，造成了可用水资源的减少。就是这有限的水资源，还受到了不同程度的污染，造成水污染的原因是什么,主要是工业排放的废水、农业生产中的农药化肥和城市污水等。 淡水资源的缺乏不是个别国家所独有的问题，而是全球发展中所面临的问题。所以，我们应该保护水资源，节约每一滴水，不要让我们的子孙后代见到的最后一滴。 三、研究目标:了解水资源的污染情况，培养学生养成节约水资源的好习惯。 四、任务分配: 联系各科教师，争取全体总动员。 低年级:从自己的身边人，眼前事出发，让学生收集案例并创作简单的儿歌，绘画为主。养成节约的好习惯。 高年级:学生进行调查活动，了解学校存在的浪费现象，并了解该如何解决。有条件深入家园、山村或城市。到工厂，渌江河畔，环保局询问情况 。 if necessary, and design of mutually agreed solutions. 6) for simple problems, such as a repair sealant directly for repair. 7) to more complex questions, need to develop detailed maintenance services, planning and controlling Center, by planning and controlling Center organized repair preparations. 8) maintenance scheme is given by the design Department of design drawings, supply, purchasing materials, manufacturing production and processing, quality control of various kinds of repair materials and repair parts to be checked. 9) repair material to the site, the project manager will organize installation workers for maintenance services. Manager head of guidance workers, according to the maintenance plan maintenance and maintenance quality control. 10) maintenance after the transfer of customer acceptance and sign the acceptance form, maintenance engineering team leader to return the acceptance form by the after-sales service department archive. 11) maintenance services in addition to the above information, and must also have the quality of acceptance issued by the Ministry, to be deemed eligible, grant end of repair services. 11 emergency response, emergency rescue measures the construction site equipment and facilities management 1) emergency phone (1) emergency telephone installation requirements site phone should be installed unconditionally telephone installation site should be configured for mobile phones. P