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Four-level environmental protection composition
No matter in school or in society, everyone has tried to write a composition. According to the characteristics of writing proposition, composition can be divided into propositional composition and non-propositional composition. Have no clue when writing a composition? The following are five fourth-grade environmental protection compositions carefully arranged by me for reference only, hoping to help you.

The earth we live in is so beautiful, so fresh and so fragile. He can stand the wind and rain, but he can't stand the accumulated destruction of mankind. But people still don't know how to repent. "Knock, knock, choke" People are building factories and things like that again!

See this scene after school. A big brother (like five or six years ago) bought a pack of snacks, threw away the wrapping paper and left by himself. Another big brother bought a bottle of drink, drank it and threw it on the ground. A little boy saw it, picked up the bottle and put it in the "recyclable" trash can. Then, he ran back, took a broom and a bucket, and continued to sweep garbage on Renmin Road. It can be seen that he is a veritable "little environmental guardian"!

As an environmental guardian, the first rule in my hand is not to waste every drop of water. Because, our life is inseparable from water, the life of animals is inseparable from water, and the growth of plants is inseparable from water. This shows the importance of water in our life. Second, do not use plastic bags, try to use cloth bags or bamboo baskets, because plastic bags buried in the soil will not rot for hundreds or even thousands of years. But the nutrients in the surrounding soil are gone, so plastic bags have great pollution to our environment. Article ...

As an environmental protection guard, I will do my best to protect our earth and our environment.

With the development of science and technology and the progress of society, people have more and more cars. We all know that most cars are powered by burning fuel, and burning a lot of fuel will emit a lot of exhaust gas. Waste gas contains a lot of toxic substances, which will destroy the ozone layer in the atmosphere, seriously damage the ecological environment, produce a "greenhouse effect" and affect our life and health. Some waste gases contain carcinogens, which can also make us suffer from cancer and even lead to death.

Therefore, people need a new type of car that will not pose a threat to us-"eco-car", which is a future multi-mode control car: 1, using solar cells. On sunny days, solar panels covered with many flat mirrors focus sunlight and generate powerful heat energy, which is converted into powerful electric energy by silicon solar cells. 2. In rainy days, the rain constantly impacts the surface of the car, and the car shell absorbs the impact of the rain, and then converts it into kinetic energy through a special device, which is transmitted to the wheels all the way to make the car run. There are many such technologies.

I hope that one day, my dream eco-car technology will mature rapidly, replace the current fuel car and become the mainstream of the future car, which will not only provide convenience for people's travel, but also give consideration to environmental protection.

Environmental protection is our eternal theme, always the first in every country. Of course, if we don't act now, we will become extinct like dinosaurs in the near future.

Therefore, many celebrities have said famous sayings about environmental protection to warn us. For example, only obeying nature can defeat nature-Darwin; Nature is a kind mother and a cruel butcher-Hugo; People often regard the surrounding environment as a free commodity, and spoil it at will, but don't know how to cherish it-Gan Haman; What the earth gives to all people is the essence of matter, but in the end, what it gets from people is the garbage of these things-Whitman …

Don't we get anything from these famous sayings? Then let's take a look at our "masterpiece": Tangshan earthquake; Severe snowstorm occurred in Xinjiang; The worst drought in a century in southwest provinces and cities; A large-scale sandstorm broke out in the north; Wenchuan earthquake with M = 5. 12 in Sichuan. ...

Isn't the lesson of blood enough to make us humans disappear from the earth like dinosaurs? Don't we all want to see the magnificent mountains and rivers of our motherland? We don't want to see stumps, piles of garbage, pools of sewage and a personal heart!

One Sunday night, I had a strange dream.

When I arrived at a busy station, the bus stop sign was covered with time stamps, including "20xx year", "20xx year" and "1850 year" ... Just when I made up my mind, a train stopped in front of me, and the conductor kept shouting "20xx year, get on the bus and leave". I didn't have time to think too much, so I got on the bus and fainted.

I got off the bus excitedly. In 20xx, it must be towering high-rise buildings and colorful gardens that decorate modern cities. There are high-speed flying machines in the blue sky, birds are singing in the air, singing a beautiful 20xx year ... I was thinking, and a stench came to my nose, which was disgusting. Take a closer look. Is this it? Is it on earth? This is obviously a huge dump, and it stinks. I ran around, hoping to find a place without garbage. I hate garbage. In the panic, the garbage dump behind me collapsed! I was buried in a lot of rubbish, and it became more and more difficult to breathe. At this critical moment, a puppy came running and pulled me out with all his strength. We were exhausted and leaned against an abandoned wall, panting.

"Where are you from?" The puppy asked me.

"From 20xx, what's wrong with this is 20xx? It's terrible! "

"Yes, I heard from my grandfather's grandfather that the past was a small forest with rivers and birds, and the air was very sweet, unlike now ... alas!" Little dog sighed, and then said, "There are more and more human beings on the earth, and they pay less and less attention to environmental protection. The ozone layer is destroyed, most of the land is flooded, and the living environment of human beings is getting narrower and narrower. Too many industries discharge a lot of untreated wastewater and waste gas, and domestic garbage piles up like a mountain, which is too late to be treated. Many animal friends fell down and never got up again, and there were few plant friends left ... "

The dog was still talking sadly, but my thoughts went back to two days ago-plastic bottles thrown away casually, draft paper thrown away halfway through writing, clean water that will not be reused after washing your face, and garbage that is not classified as required. ......

Huh? I am also one of the manufacturers of this garbage factory! I sweated profusely and regretted it. I quickly shook the hand of Little Flower Dog and apologized. "Sorry, sorry! ......"

"Jingle bell! Ding Lingling! " The alarm clock rang and I broke out in a cold sweat. I'm glad it was just a nightmare. It's not too late. I'm determined that environmental protection must start with me and every little thing around me!

Slogans such as "be a pioneer of the times, be a guardian of environmental protection" and "protect the earth, start with me" are increasing. These slogans remind people to be low-carbon and environmentally friendly, and try not to drive out, but who can do it completely?

Throughout the ages, Mother Earth has given birth to countless generations of descendants with sweet milk. Now, for the sake of our own interests, human beings over-exploit the precious resources of Mother Earth and pollute the environment at will. A large number of automobile exhaust emissions cause the increase of harmful gases such as carbon monoxide and sulfur dioxide, which pollutes the air; Industrial wastewater and waste gas have also polluted the environment, poisoned many fish and birds and affected human health. So now scientists call on everyone: "reduce car travel, ride more bicycles and join the low-carbon ranks."

Now low-carbon environmental protection has become * * *, which can be said to be the ubiquitous knowledge of low-carbon environmental protection. Cars use clean energy, refrigerators become environmentally friendly ... and of course, they should be low-carbon and environmentally friendly. To be low-carbon and environmentally friendly, we must first start with small things. Turn off the lights at home and go out to save electricity; When you see garbage in the street, you should pick it up and form a good habit of environmental protection; Try not to use plastic bags when shopping in supermarkets. ...

Harmony is a place of environmental protection. Many people are very environmentally friendly: in the vegetable market, people who sell vegetables in cloth bags can be seen everywhere; At home, people save water; In the street, people put garbage pickers in trash cans ... but there are also many people who are not environmentally friendly, littering in alleys and throwing plastic bags out of windows casually ... these are small things that happen around us, some very common things. Harmony with nature, low-carbon environmental protection life, we should start from small things.

Let's start from every little thing around us, save energy, live a low-carbon life, and be an environmental guardian who protects and cares for the environment.