我做环保小卫士手抄报的内容

Question

急急急

Answer 1

fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggffffffffffffffffffffffffffffffffffffffffffgggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggg

Answer 2

你这个主意是最好，因为学校要求。

Answer 3

悲哀的天空
曾几何时，天空已不再蔚蓝，生活在城市的孩子们固执的认为天空是灰的。而即使生活在农村的孩子，也看不到多少飞鸟翱翔在空中，与祖辈们如数家珍的一口气能讲出上百种鸟类相比，他们几乎没什么可说的。灰色的天空——没有飞鸟，这将是怎样的悲哀。
大气污染是指大气中污染物质的浓度达到了有害程度，破坏了生态系统和人类的生存和发展条件。对人以及其他生物造成危害。现在，大气污染已是人类面临的重大环境污染问题之一。一旦发生严重的大气污染事件，都会发生造成大量人口和生物的中毒和死亡。颗粒物质、二氧化硫、一氧化碳、氮氧化物、碳氢化物都是空气污染的主要来源。