Appreciation of environmental protection calligraphy works
Pictures of environmental protection calligraphy works 1
Pictures of environmentally friendly calligraphy works 2
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Picture 4 of environmental protection calligraphy works
Environmental knowledge
Environmental protection knowledge in life
First of all, how can families save water?
1. Replace the washer in the faucet regularly to reduce water leakage; 2. Don't wash clothes under running water; 3. Soak the tableware in a basin dripping with detergent solution for cleaning, and unscrew the faucet when cleaning; 4. Put a brick in the toilet; 5. Reuse used water.
Second, the pollution in the kitchen.
The burning of fuel in the kitchen will produce harmful gases and particles such as sulfur dioxide and carbon monoxide, which are harmful to the lungs, trachea and brain of human body. Oil fume contains acrolein, which has a strong stimulating effect on the mucosa of nose, eyes and throat and is easy to cause diseases of the above organs.
Third, promote the use of phosphorus-free washing powder.
Sodium phosphate is usually used as a builder in washing powder. Phosphorus-containing wastewater flows into rivers and lakes after washing, which leads to the rapid growth of cyanobacteria in water, slow water flow and the death of fish and other organisms due to lack of oxygen. Moreover, washed clothes are easy to cause skin itching and other adverse symptoms.
Fourth, environmental protection tips for car owners
Maintain cars on time to minimize exhaust pollution; Once the rear of the car begins to leak oil, repair it immediately; Don't drive to downtown areas with dense crowds and traffic jams; Refusing to wash the car on the grounds of polluting water sources and the environment; The traffic jam has been going on for a long time, so turn off the engine and wait; Don't throw rubbish and stolen goods from the window; Don't leave rubbish in the wild when driving; Refuse to buy and use highly polluting cars and auto parts, and advocate the use of degradable auto parts.
Five, the harm of household appliances radiation
Mobile phones, televisions, computers, microwave ovens and other household appliances will produce electromagnetic waves with different wavelengths and frequencies to varying degrees during use. They are colorless, odorless, invisible, intangible and penetrating, filling the whole space, becoming a new pollution source and one of the pathogenic sources that endanger human health today. Long-term exposure to strong radiation can easily induce leukemia, muscle tumors and other diseases.
Environmental protection and daily consumption
First, wild animals should not be eaten casually.
Animals are prone to infectious diseases. Rabies, mad cow disease, AIDS, SARS and bird flu are all spread by wild animals. Wild animals also contain various viruses and parasites, which can easily cause hemorrhagic fever, immune fever and other diseases after eating, and eggs can cause poisoning or anemia.
Second, what is pesticide residue?
After using pesticides, most of them gradually disappear after exposure to wind, wind and sun, but some of them still adhere to crop leaves and are absorbed or infiltrated by plants. The other part seeps into soil and water and is absorbed by crops and aquatic organisms. These pesticides ingested by plants, aquatic organisms, fish, poultry and livestock are called pesticide residues.
Third, the concept of green consumption.
With the rise of green market, a new concept of green consumption has gradually formed. The concept of green consumption is to combine the protection of consumers' interests with the interests of human survival and the environment in personal consumption, and it is not advisable to exchange consumers' interests at the expense of the environment, thus resisting the purchase and consumption of goods that produce environmental pollution in the process of production and consumption.
Four, domestic waste classification treatment
Domestic garbage can generally be divided into four categories: recyclable garbage, kitchen garbage, harmful waste and other garbage. Recyclable garbage includes paper, metal, etc. Recycling can reduce pollution and save resources. Kitchen waste includes leftovers, bones, vegetable leaves and other wastes, which can be treated to produce organic fertilizer; Hazardous wastes include mercury-containing batteries, waste fluorescent tubes and expired drugs. , need to be handled safely; Other wastes are mainly treated by incineration and sanitary landfill.
Verb (abbreviation of verb) green food
Green food is a kind of pollution-free, safe, high-quality and nutritious food that follows the principle of sustainable development and is produced according to a specific mode of production, and is recognized and licensed by specialized agencies to use the trademark of green food. Green food is divided into grade a and aa. Green food must meet certain standards, in short, it is seven words:? Safe, nutritious and pollution-free? .
Protecting the environment starts with me.
First of all, start from me and protect water resources.
Use water-saving tools; Put an end to leakage; Turn off the tap after washing; Multi-purpose of one water; Reduce dry cleaning; Refuse chemical cleaners; Choose phosphorus-free washing powder; Do not discharge sewage, waste liquid, dump garbage and muck into water bodies; No swimming, entertainment or training on the surface of drinking water sources; Don't wash clothes or cars by the water.
Second, start from me to prevent air pollution.
Pay attention to the air pollution index; Are you happy? Bus people? ; Ride more bicycles when traveling; ? Driver? Use unleaded gasoline and check automobile exhaust regularly; Refuse to eat open-air barbecue; Loess is not in the open air, greening and beautifying the living environment; Use fluorine-free electrical appliances; Use less hair gel.
Third, start from me to prevent noise from disturbing people.
* * * place, speak softly; Living at home, walking lightly; Audio TV whispered; Think about neighbors when decorating; Whistle as little as possible when driving; No fireworks; Don't make construction noise at night, during holidays and students' exams; Don't use stereo to attract customers in business.
Fourth, start from me and protect the environment.
Save water and electricity; Buy environmental protection products and green products; Cloth bags, vegetable baskets and paper bags for buying food and shopping; Do not eat wild protected animals, do not eat, eat less chewing gum; Take care of the surrounding flowers and trees; No littering, garbage classification; Do not smoke in public places; Don't talk loudly in public places; Participate in environmental volunteer activities; Educate children and guide people around them to protect the environment.
Five, take care of flowers and trees
Professor Des of Kolkata Agricultural University in India calculated the ecological value of a tree. A 50-year-old tree, calculated cumulatively, produces oxygen worth about $365,438+0,200; Absorbing toxic gases to prevent air pollution, worth about $62,500; Increase the value of soil fertility by $365,438+$0,200; The water saving value is $37,500; Providing breeding grounds for birds and other animals is worth $365,438+$0,250; Resulting in a protein worth $2,500. Excluding the value of flowers, fruits and wood, the total value is about $ 196000.
Environmental protection terminology
I. Eco-city
It is a human settlement based on ecological principles, applying ecological, social and system engineering technologies, realizing the sustainable development of society, economy and nature, and effectively utilizing materials, energy and information.
Second,? Fifteen small? enterprise
Refers to 15 kinds of heavily polluting small enterprises explicitly prohibited in 1996 Decision of the State Council on Strengthening Environmental Protection, including small papermaking, small tanning, small dyes, local coking, local sulfur smelting, local arsenic smelting, local mercury smelting, local lead and zinc smelting, local oil refining, local gold beneficiation, small pesticides, small electroplating and local production of asbestos products.
Third, the sewage charge system.
The sewage charge system is to charge a certain fee to those who discharge pollutants into the environment according to the type, quantity and concentration of pollutants discharged and the relevant provisions of the state. It is characterized by applying the law of value to cause certain economic pressure on polluters and urge them to reduce or eliminate pollutant emissions. 1979, China stipulated the sewage charge system for the first time. 1982, the State Council promulgated the Interim Measures for the Collection of Sewage Charge, which was formally implemented.
Fourth, the environmental impact assessment system.
It refers to the legal system that before the development and construction activities, the site selection, design, completion and production of construction projects may have adverse effects on the surrounding environment, put forward prevention measures, and submit them for approval in accordance with legal procedures. China has implemented environmental assessment of construction projects for more than 20 years, and has formed a relatively perfect environmental assessment technology and management system. At present, the environmental assessment of major planning has also started.
Verb (abbreviation of verb) energy saving and emission reduction
Save energy and reduce pollutant emissions.
Intransitive verb national environmental protection model city
In order to promote the development of China's environmental protection, the State Environmental Protection Administration decided on 1997 to launch a national environmental protection model city activity. By creating a number of clean, beautiful and environmental protection model cities with coordinated development of environment and social economy, the comprehensive improvement of urban environment will be promoted, so that cities across the country will be built into modern cities with prosperous social civilization, rapid economic development, good environmental quality, rational utilization of resources, virtuous ecological cycle, beautiful and clean cities, perfect infrastructure and comfortable and convenient life at an early date.
Pollution in life
I. Air pollution
The concentration of pollutants in the air reaches a harmful level, even destroying the ecological system and the conditions for the normal survival and development of human beings. The phenomenon that harms people and organisms is called air pollution. The causes of air pollution are natural factors, such as volcanic eruption, forest fire and rock weathering. There are also human factors, such as industrial waste gas, combustion waste gas, automobile exhaust gas and nuclear explosion. With the intensification of human economic activities and the rapid development of production, while consuming a lot of energy, a large number of waste gas and smoke substances are discharged into the atmosphere, which seriously affects the quality of the atmospheric environment.
Second, light pollution.
Excessive light radiation has a negative impact on human production and living environment, which becomes light pollution. Include visible light, infrared light and ultraviolet light pollution. Visible light pollution is normal to see glare, such as oncoming car lights at night, reflected light from glass curtain walls of high-rise buildings in cities under strong sunlight, welding arc, strong light generated by molten metal and glass, which will cause harm to human eyes.
Third, noise pollution.
Noise can cause a variety of diseases, including: heart rate changes, elevated blood pressure; Gastric ulcer and duodenal ulcer; Female sexual dysfunction, menstrual disorder and pregnant women's abortion rate increased; Excited, easy-going, absent-minded, etc.
Fourth,? White pollution? The harm of
? White pollution? This is an image statement of environmental pollution caused by waste plastics. Its main hazards are: 1, destroying the city appearance and environment; 2, endangering human health; Waste plastics will become a hotbed for mosquitoes, flies and bacteria to survive and reproduce; 3. Affect crops: destroy soil furrows, hinder crop water absorption and root growth.
Five, the main pollutants in domestic sewage
Domestic sewage includes sewage and dirt discharged from kitchens, toilets, toilets and other places, which can be divided into: 1, insoluble matter, accounting for 40% of the total pollutants; 2. Colloidal substances, accounting for about10% of the total pollutants; 3, dissolved substances, accounting for about 50% of the total pollutants. Most of these substances are nontoxic. In addition, it also contains various trace metals, various detergents and various microorganisms.
Environmental protection and important festivals
I. Earth Day
1on April 22nd, 970, initiated by D. Hayes of Stanford University, a massive mass environmental protection movement was launched all over the United States. This is the first large-scale mass movement aimed at protecting the earth in human history. American NGOs set April 22nd as? Earth day? . 1990 is composed of world famous people, environmental experts and environmental organizations? Earth day? Coordination Committee. Since then, April 22 has been designated as? Earth day? .
Second, World Environment Day.
World Environment Day is a memorial day to commemorate the first human environment conference and remind the world of the global environmental situation and the harm of human activities to the environment. 1972 The Stockholm United Nations Conference on Human Lighting Environment was the first historic event for governments of all countries to jointly study environmental issues. The meeting suggested opening on June 5? World Environment Day? It was confirmed by the 27th United Nations General Assembly held in the same year.
Three. World Water Day
199365438+1October 18, the 47th session of the United Nations General Assembly decided: from1993, which is March 22nd every year? World Water Day? . This shows that the water problem has been paid more and more attention by countries all over the world. ? World Water Day? The purpose of determination is to make the whole world care about and solve this problem. On this day, according to their own national conditions, countries take various forms and levels to carry out various activities to protect and develop water resources in order to raise public awareness of water.
All social and economic activities of human beings depend greatly on the development, utilization and protection of water resources. Establish? World Water Day? It not only summarizes the historical experience, but also reflects the prospect of the future. Commemoration? World Water Day? Is to awaken the world to care, cherish and protect water.
Four. International Day for the Protection of the Ozone Layer
1995 65438+1On October 23rd, the United Nations General Assembly adopted a resolution, and decided that September 16 should be? World Ozone Layer Protection Day? . Ozone layer destruction is one of the global environmental problems that human beings are facing at present, and it has been concerned by all countries in the world since the 1970s. Since 1976, the United Nations Environment Programme has held various international conferences and adopted a series of resolutions to protect the ozone layer. Especially after 1985 found that the ozone layer around the Antarctic was obviously thinner, the international call for protecting the ozone layer and protecting future generations of mankind was even louder.