1, waste water, electricity problems To solve the problem of water is simple, as long as the entire school faucet with a few seconds to be automatic bounce off the tap water Electricity words, prevent 展开
1, waste water, electricity problems To solve the problem of water is simple, as long as the entire school faucet with a few seconds to be automatic bounce off the tap water Electricity words, prevent waste is unlikely, but can change LED light bulb, install solar devices, etc. Schools can set a course is about homemade solar small devices power courses, students learn to make more practical life small devices, such as cell phone chargers, both funny and energy saving. 2, throw paper and food This will happen in each country, mainly is to made large garbage can, put in the trash bin of all the necessary, convenient locations, such as the door, the school cleaner to change in time garbage bags. Garbage can set one free of water near the other hand sanitizer machine, is not too dirty words, with hand sanitizer can, also can achieve the purpose of saving watero(∩_∩)o 希望能帮助到你!o(∩_∩)o ★★★★★请及时给予好评或采纳,万分感谢! (*^__^*) 收起
