我们应该多植树,同时好好照顾小树,不要让森林一点点消失,只有这样才能让森林永远为人类服务。 环保英文演讲稿3分钟 篇2 Nowadays, more and more people realize it`s necessary and important toprotect the environment. Also,there are some people who don`t pay attention tohygiene and they can`t stop li...