Garbage in Beijing has been a concern. In response to the bin more, Beijing has begun to study the effectiveness of the model of recycling waste.
But how can we be more efficient recovery of waste? How to achieve greater reuse of waste? Museum of Shanghai World Expo event in Madrid, perhaps give us some clarification. nf343,pc764
Madrid museum if viewing the program at three levels of garbage from the city, there is a powerful plant trash disposal, the many corners of the municipality is also to refuse to provide the type of material.
Europe’s most advanced waste treatment
As Spain’s capital Madrid, the number of waste produced each year?
Madrid Area 606 sq km, population 3.27 million, about Beijing sixth. 2009, families in Madrid more than 110 million tons of waste products, companies produce about 300,000 tons of garbage.
Staff said the number is very great, for one year, according to the Madrid produced 1.54 million kg of solid waste words, this is equivalent to 30 pyramids of Cheops in Egypt, weight, fortunately, many them can also be used to produce new products and renewable energies.
To recycle waste, Madrid has developed a sustainable process of recycling waste, process, waste classification, collection, transportation, treatment with renewable energy development and use, shall have more advanced infrastructure and sophisticated Europe and service.
Caution disposal procedures
In Madrid, High Technology Park is the largest integrated plant waste. For each new bin full employment, this plant has also built a biogas plant following, such as organic waste composting plant, plant biological systems, plastic processing plants can not re-use of waste disposal facilities , etc. 8 kinds of waste disposal point.
They initially refused to reusable and can not use both. No reuse of waste separation, Studio 1535 battery , Studio 1536 battery , discharge, the remaining gas to generate electricity. Recycling waste can be classified after the separation, the gases resulting from electricity generation, maturation and fermentation of organic matter to form a fertilizer supply to farmers, which emerged after the separation of recyclable materials planting of paper, glass, metal and plastic four major categories, the provision of these four categories of recycling producers.
Staff indicated that the Madrid classification of 1.2 million tonnes per year of separation of municipal waste, saving energy equivalent to 12,000 families per year energy consumption.
Along with garbage and education
Hall staff, the city of Madrid to a recall of 12 million tonnes per year of paper or cardboard, all kinds of plastic recycling over 53,000 tonnes of metal, there are 38,000 tons of glass, “is the development of the city has saved a lot of energy. ”
The staff member said that the annual production of waste Madrid 306,000 kWh of energy, this number is equal to nearly 10 million households in the cost of energy. Through recycling adequate, the year in Madrid almost all reduce emissions of carbon dioxide by 770,000 tons and 70,000 tons of waste to extract organic fertilizer.
Efforts in the garbage disposal, while Madrid has developed a comprehensive plan for environmental education to raise public awareness of environmental protection. Staff indicated that the people of Madrid will organize students to visit a waste separation plant to see how waste is recycled, “ordinary people can not be directly involved in the recycling of waste, but waste separation may contribute to the source. ”
Broken
Madrid refuses Classification?
5 years living in Madrid Red Monkey that Madrid has put a lot of financial and material resources to ensure that municipal solid waste from the source on the effective classification.
She said that the city of Madrid with 30 million households in the trash, the government regularly visit each household recycling, such as furniture, appliances or other bulky waste, “all recall notices will be displayed in the district where we refuse placed in front of the line. ”
Madrid to the basket decorated in different colors for the race separation. Wu Hai-Hong said the city bins are yellow, blue, green, black and four colors, including yellow recycling bins for plastic, inspiron 1300 battery, inspiron 1420 battery , blue paper recycling, recycling of green glass and metal, black Food waste recycling, “It’s a habit, 5 years in Spain, I have also become points of garbage at home has made a habit of good class.”
Wu Hai Hung said that there is serious damage to the batteries, Madrid and many city practice in public places special battery collection points, people will consciously put inside cells used.
waste recycling rate is very high?
Staff indicated that, according to the family in Madrid produced waste 1.1 million tonnes per year, has recycled nearly 50% solids, of which nearly half of the material can be recycled as paper Recycling of cardboard, metal and the recycling rate of plastic has more than 20%.
In addition, food waste can produce system technology to produce bio-gas from new sources of energy. Hall staff explained that each year the city of Madrid can produce 300,000 kWh of energy waste, domestic consumption is equivalent to 6.9% of the city. vgp-bps11 , vgp-bpl11
All garbage in the city, to prevent organic waste treatment plant will be 60% of the anaerobic fermentation of organic matter, thus avoiding energy waste, has reduced the amount of garbage. “

