一篇优秀的作文一定要有明确的中心的积极向上的内容,通过写作文,我们可以将瞬间的感动化为永恒的文字记录,以下是怎么写范文网小编精心为您推荐的污染作文模板7篇,供大家参考。
污染作文篇1
20世纪的发展像一匹骏马一样飞速前进,无论是工业还是科技都在快速发展。可是在这同时,另一幕又戏剧化的发生了:废水污染了可爱的海洋,废气污染了碧蓝的天空,两极冰山融化、温室效应增加…… 先说被废水污染的渤海吧!渤海是毛泽东主席曾经畅游过的`地方。可是谁又想到如今渤海已经变成了一条“垃圾河”。渤海仅仅在二零零六年毒就吞入了15.8亿吨有化工垃圾,导致大批鱼类绝种,海水变成了可怕的红色。
国国家海洋局报道说:渤海是全国污染最严重的海域,每年有57亿吨的有毒废物和20亿吨固体废物倒入其中。52条河流43条受到了严重污染。天津、山东、辽宁及河北省的112个垃圾站80%化学和工业废弃物经常倒入渤海。据“参考消息”报纸报道说:如果从现在起人类不再对渤海排放工业废水和倾倒垃圾,灌入纯净水,要想使渤海恢复从前的样子也要1个世纪---100年。100年啊!多麽漫长的时间啊!人类需要多麽漫长的时间来弥补自己犯下的过错啊! 还有碧蓝的天空也被废气污染了,或许我们没有注意过。我也是在不经意间发现不仅是海洋,连我们碧蓝的天空也被污染了。那天我蹲在窗前看风景, 突然看见远处一阵阵废气飘上空中,我朝那看了看,隐隐约约看见一个大排气管。我好奇地问爸爸那是什麽地方,爸爸告诉我,那是一个工厂。我想虽然排出的废气不多,但是这样日积月累肯定对天空污染很大,况且,还不止这一个工厂。
还有两极冰山的融化。就在20xx年罗斯冰架崩裂,为什麽?因为污染太大。还有非洲第一高峰乞力马扎罗山的冰盖渐渐融化。为什麽?因为污染太大。 还有温室效应的增加。据说:近几年,全球气温将上升。为什麽?因为污染太大。 归属起来,这都是污染惹得祸。污染使得可爱的海洋变得面目全非,污染使得碧蓝的天空变成“乌黑的天空”,污染使得两极冰山融化,污染使得温室效应增加。我们应该阻止这些污染,让明天的地球更加美丽!
污染作文篇2
走过一条条小路,路过一条条小河,经常会看到一些垃圾,如:被吃过的水果的果皮、零食包装、塑料瓶子等,工厂和汽车放出的气体,使到处变得乌烟瘴气。大家都想知道是谁在破坏,现在揭晓答案:“是我们,人类!”
目前世界上百分之六十的地区街上都会出现有垃圾的现象,只有少数的`国家有一尘不染的“美誉”,比如说:日本,日本的大街上几乎没有垃圾桶,有的话也是规定了倒垃圾的时间,其余时间不能倒垃圾,他们一般在要逛街的情况下,都会随身带个垃圾袋,以免买了东西的袋子或是遇到突发情况都不用丢脸地找别人借袋子,他们都不会像我们国家的有些人那样自私,他们每个人都有一个共同的信念:保持清洁卫生,不能让其他国家的人决得日本的卫生习惯很差!
有一种污染名叫白色垃圾,我简单介绍一下:塑料制品作为质轻,防水,防腐蚀的新型材料,在全世界被广泛运用。
塑料最早运用于农业地膜,给农业生产带来了极大的发展,可使农作物在任何季节生长,促进了市场消费。据市场统计,自1990~1995年,塑料的生产以每年8.9%的速度增长,已经席卷了整个地球。简直可以称作“白色革命”。但它在为人们提供方便的同时,也给人们带来了一场“白色灾难”。
至今,“白色污染”已经成为众所周知的一个新型名词。它主要指各种发泡塑料袋,农用地膜等给环境造成了污染,并且得到社会的普遍关注。
还有人做过统计,火灾中被浓烟熏死呛死的人是烧死者的45倍。在一些火灾中,被"烧死"的人实际上是先烟气中毒窒息死亡之后又遭火烧的。
浓烟致人死亡的主要原因是一氧化碳中毒。在一氧化碳浓度达1.3%的空气中,人吸上两三口气就会失去知觉,呼吸1?3分钟就会导致死亡。而常用的建筑材料燃烧时所产生的烟气中,一氧化碳的含量高达2。5%。此外,火灾中的烟气里还含有大量的二氧化碳。在通常的情况下,二氧化碳在空气中约占0.06%,当其浓度达到2%时,人就会感到呼吸困难,达到6%、7%时,人就会窒息死亡。另外还有一些材料,如聚氯乙烯、尼龙、羊毛、丝绸等纤维类物品燃烧时能产生剧毒气体,对人的威胁更大。
所以,我想提醒大家:“千万不要破坏环境,害人害己,而且对自己的身体没有好处!”
污染作文篇3
air pollution comes from factories, power stations and cars. chemicals in the smoke from power stations cause a lot of damage. they can travel hundreds of miles in the wind before falling to the ground in the rain. but this "chemical rain" gradually destroys trees in the forests and kills fish in the lakes. in germany, over 50% of the country's trees had been damaged by the year 1986. time and time again there are serious accidents that pollute the air. in 1986 there was a bad accident at a nuclear power station in russia. a cloud of radiation crossed the whole of europe. it is said that 125,000 people died in russia as a result of illnesses caused by this accident. in 1984 there was a serious accident at a factory in india and a cloud of dangerous gascovered the town of bhopal. over 2,500 people were killed that night, and hundredsof thousands of people were injured. many of the injured lost their sight.
污染作文篇4
recently,haze weather has become a daily one right here in large part of china.people are forced to wear the mask to avoid breathing poisonous air.so it is necessary to find out the reason why leads to that and work out the resolution.if we trace the cause for haze weather ,the main points are as follows ,first,china s air quality standards are rather lax and evaluation factors are limited,so you will see that current air appraisal system has defects.second,some people just go for economic interests instead of turning out products according to relevant law and regulations.they tend to use obsolete equipment in which they are high likely to emit a great deal of wasted air.
third,across our society ,relevant protection awareness has not built up so that people havent formed a habit of using green product and saving energy as much as possible.just for the sake of convience to go out,people rely more and more on travelling and working by car while car is the main cause for the haze weatherto settle this problem,a series of meaures should be taken as follows.first ,we should strengthen air monitor to lower the levels of small particulate pollutants.second,we should enact more strict laws and regulations and keep perfecting our current law on environmental protection to regulate people s daily action and the industrial production and punish those factories that ignore the protection and keep emitting dangerous material that cause haze. third,we should develop green and energy-saving energy to lower the emission of haze and improve air quality.as far as i am concerned ,if we work together to be able to do such measures ,our environment will getting better and better and haze weather will vanish completely.
污染作文篇5
在国庆节里到处人山人海、人满为患,可我就是觉得有什么不对劲,原来是有很多噪音,音乐给人的美感是无穷的,但是噪音的危害也是无发想象的,它会影响人们正常的学习和工作,对人们的身心健康也起了负面作用。
通过互联网上的查找发现噪音对人有很大的危害,噪音是一类引起烦躁、危害人体的声音。强的噪声可以引起耳部的不适,如耳鸣、耳痛、听力损伤。据测定,超过115分贝的噪声还会造成耳聋。医学专家研究认为,家庭噪音是造成儿童聋哑的病因之一。噪声超过85分贝,会使人感到心烦意乱,无法专心地工作,结果会导致工作效率降低。高噪声的工作环境,可使人出现头晕、头痛、失眠、多梦、全身乏记忆力减退以及恐惧、易怒、自卑甚至精神错乱,从而影响到工作和学习。
噪音污染主要来源于很多东西。比如说商场里吧!商场里人山人海,很多人大声说话,服务员在高兴的聊天,小朋友跟着爸爸、妈妈一起聊着天,一边挑选着精美的礼物,广播里播放出高昂的音乐声,这样商场里就出现了很大的噪音。再如隔壁在装修的时候,每天制造出很多刺耳的声音,让我们受影响,这些给我们带来的`危害是很大的。还有汽车、建筑工地、歌舞厅、飞机、工厂等都是制造噪音的主要地方。
我们做了一个小小的调查:
噪音量(分贝) 身体影响 举例 0—50 舒适 细语声 50-90 妨碍睡眠、难过、焦虑 高谈阔论 90-130 耳朵发痒、耳朵疼痛 摇滚乐 130以上 耳膜破裂、耳聋 枪声
那要怎样减少噪音呢?我们要注意环保,要多种植花草树木,不要乱砍树。所以说我们要遵作文:噪音的危害守公共秩序,要轻声细语,不要大声喧哗、吵闹、播放高音喇叭,减少噪音的出现。
污染作文篇6
the world is not only hungry but also thirsty. however, some people are still reluctant to turn a finger to save water. some people dont turn a tap after use, while others even pollute clean water. the severe drought in the southwest china once again pushes the issue of water-saving under hot discussion.
however, as things stand today, the reasonable utilization of water resource is more significant than before. firstly, the quick development of commerce and industry will consume more water for their reproduction. whats more, the great increase of the world population also further aggravates the situation. secondly, due to the more and more serious water pollution, the supply of clean water fails to meet the demand.
as a college student, not only will i save water by myself, but also i will attend different kinds of activities on water-saving. on the one hand, i will make the best of water instead of throwing clean water away. on the other hand, i will call on my friends to save water and protect water. (180 words)
污染作文篇7
我的家乡大连是一个美丽的城市,气候宜人,有蓝色的天,蓝色的海,处处充满美丽的风光。从我家大厅向外望就能看见大连一处著名的风景——绿山上的电视塔。每逢节日晚上,电视塔灯火通明,使美丽的家乡看起来更加明亮,有魅力。但是白天看电视塔就不觉得那么夺目了,它显得灰乎乎的没有生气。有时候干脆躲在雾里面不见踪影。我问爸爸为什么雾天那么多?爸爸说那是因为大气污染物越来越多使空气质量下降,因此雾天就多了。我又查阅资料知道大气污染物已经有1000多种。它们有自然原因形成的,比如火山爆发,森林大火等。还有人为原因形成的比如工业废气,生活燃煤,汽车尾气等。电视里常说的温室效应,酸雨和臭氧层破坏就是大气污染物破坏环境造成的.后果。它还会给人类带来急性中毒、慢性中毒、致癌三种危害。中国已经制定了《环境保护法》来保护人民的健康,大连市也制定了相关的法规。作为一个小学生我们能做到哪些事情来减轻大气污染物的破坏呢?我认为第一是要保护植物,加强绿化。让绿色植物来帮助我们过滤空气;二是减少使用私家车,出门多做地铁和公交车。另外车多了噪音也是一种对环境的污染。我相信在大家知道了大气污染的巨大危害以后,都会从自己的角度去想办法来减少大气污染。相信在不久的将来大连必定还是蓝蓝的天,蓝蓝的海,处处充满美丽的风光。
污染作文模板7篇相关文章:
★ 看雪作文模板7篇