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发表于 2010-1-28 01:46:42 | 显示全部楼层 |阅读模式

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the birds migrate north and south must go through channels, stands the world-famous Hangzhou Bay Bridge. On the bridge, frequent deaths of birds, the cause of death a mystery, bird enthusiasts and aroused the concern of conservation organizations, the National Bird Banding Center for a period of more than a year of research, the results will be released soon. ghd□ reporter Kong Lingquan from the bottom of Ningbo Hangzhou Bay Bridge opened to traffic before and after a large number of birds died in the bridge, the bridge of suspected bird " Bermuda "The rumors are swirling. ghd straighteners only way the bridge is in the migratory birds, the hundreds of thousands of hundreds of species of migratory birds at the bridge south of the wet ground. The radius of an area of 43.5 square kilometers of wetlands will be known as a world-class habitat for migratory birds. ghd IV styler birds on the bridge caused the death of the National Bird Banding Center of great concern, the center after nearly a year of observations, will announce the results in the near future. Hou Yunqiu, deputy director of the Center told the "democracy and the rule of law Times" reporter: "I believe the bird's death with the bridge." Hou Yunqiu being built by China Bridge on the impact of migratory research, and she hoped the findings will enable cross-sea bridge in the design and construction departments, do not undermine the ecology of migratory birds. Bridge frequent phoenix "Bridge before the completion of the bridge, we found a large number of dead birds." Hangzhou Bay Bridge Authority, Office of the Director of Wen-hong说. Hangzhou Bay Bridge on May 1, 2008 opening, this the world's longest cross-sea bridge north Zhejiang Haiyan County, Jiaxing, Ningbo, Cixi City, Zhejiang Province south length of 36 km, across the Hangzhou Bay. This greatly shorten the distance between Ningbo and Shanghai bridge, with a current traffic volume over 20,000. Zhejiang Wild Bird Society in support of a member of the Wen-hong saying that: "April 25, 2008, I have secretly with a group of friends ride on the Hangzhou Bay Bridge, has been ride on the bridge of the Central about 18 kilometers along the way a lot of migratory birds found in the body. At that time the bridge had not yet agreed, basically without a car travel, you can rule out the possibility of birds being hit by a car. " Bridge, often moving back and forth between Hangzhou and Ningbo, Mr. Lee met with the merchants of dead birds on the bridge: "Sometimes I drive to Shanghai acted, after the Hangzhou Bay Bridge, the accidentally discovered a clean deck, there are several look like litter black spots, Fangmanjusu open until near to found a group of dead birds have been rolling too badly mutilated, it is estimated there are only 10 years. Back when they see this scene on the bridge there are so many dead birds, too strange ! " in Hangzhou, one of Miss Ip media has to follow the members of the Wild Bird Society of Zhejiang field observations. They provided the slowest speed of 60 km road, at the starting point two kilometers away from the bridge, they shoulder the hard road full of dead birds found in a few minutes later found the other ... ... a trip back and forth, in the sea salt to the 5 dead birds found in the direction of Cixi, Cixi direction to the sea salt found in three, in addition to sharing a few bloody dead birds. a Bridge Conservation Center staff interviewed confirmed that the bridge on the frequent dead birds, especially the higher the probability of dead birds there at night. This led to a number of birds in the province to protect the public's concern, and conducted observations. According to their observations, if encountered bad weather such as fog or heavy rain, dead birds will be some more dead, mainly pigeon and waterfowl, geese and ducks and other birds fly high, it seems that not found. 1 mid-Bridge Conservation Center for Xie Minghao told the "democracy and the rule of law Times" reporter that the bridge had just opened when the dead birds are more usually occurs at night. dead birds on the bridge is to occur more frequently in spring and autumn, but this time, is the migratory season. migratory only way Hangzhou Bay wetland is an idle time in migratory birds. It is located on the south side of Hangzhou Bay Cross-sea Bridge, a large open wetlands, the Department of salt water wetlands, one of China's eight major area of 43.5 square kilometers. There is a vast beach, but also large areas of reed marshes and grassland, there is the environmental preferences of migratory birds and rich food. bird migration is a story about commitment. Every year, they will travel between Australia and Russia, between Siberia, migration distances up to 1.5 thousand kilometers. Such a long journey, in the middle of their idle time only two or three times, Hangzhou Bay wetland is one of the idle time to. copies of each newly settled, they are on schedule from the south, where the idle time after about 20 days to continue northbound. By the fall, they fly south again, in the Jiu Shiyue were again to this piece of wetland rest and feeding. in these migratory birds, both migratory distance of the longest on the planet? snipe birds, but also spot-billed pelican, the black-Pa herons and other rare and endangered birds. At present, wetlands within the 102 kinds of birds, there are eight kinds of rare birds in the country a protected animal, in which Zhu? Is the endangered bird species at the national level. "If there are no wetlands of Hangzhou Bay this transit station, they fly less than a destination." ecology of Australia's leading bird experts? snipe bird study group Vice-Chairman Philip During the inspection, Mr. Shi Zhuo After say so. "the people here, mainly to agriculture and fishery in the tidal flats on the fish shrimp, good ecological environment, and the reeds, weeds, very suitable habitat for migratory birds, breeding, all year round like the Egret see. "Hangzhou Bay Bridge Authority Office, Wen-hung. in Hangzhou Bay Bridge has not yet completed, the Hangzhou Bay wetland do announcement, the Hangzhou Bay wetland construction to become a world-class habitat for migratory birds and bird-watching with the international influence of wetlands in the vicinity of some casual Wetland bird farm has as a tourist attraction projects. In an area of about 1 million square meters of sea platform, a Gaochu of TOWER have been capped. Hangzhou Bay, the wetlands project has generated the World Bank and the Global Environment Fund (GEF), a high degree of concern, the World Bank for the project provided 500 million in grants to support the natural wetland areas and sewage treatment the construction of wetlands projects. GEF hope that the recent years, wetlands in the number and variety of birds can be increased year by year, incremental rate of not less than 10%. , but across the north-south migratory birds must pass through channels between the Hangzhou Bay Bridge, is not the death of migratory birds net? bird's "Bermuda"? cross-sea bridge, Hangzhou, frequently appeared on the dead birds, reminiscent of the Sargasso Sea in the North Atlantic, the horrors of the mysterious Bermuda. So, will the Hangzhou Bay Bridge is also a bird's "Bermuda"? many people the death of the birds made a different guess. There is a saying that birds are exhausted, the birds in the migration process, due to faster metabolism, in passing through the Yangtze River estuary, Hangzhou Bay or the waters of such a large span, if the physical poorly or failed to timely food supplements, may be In the long flight, physical exhaustion and died. called a cow a big user said: because of my work, I repeatedly boarded a 7 km offshore offshore wind towers, each to have seen a number of platforms, only the dead birds . We feel that may be because no place to stop over a few kilometers around, in which birds are tired or sick in this stopping for a rest, the final stage extremely weak died on the tower. recorded show that migratory birds are indeed a life period of the highest mortality. Some old and sick in the long-distance flights, such as through the Strait of Malta in Europe or the Sahara Desert, in large waters and the desert, because less than a rest stop to find a place and exhausted. However, there are large areas of wetlands in Hangzhou Bay, the birds to rest a number of areas, "worn out to say" be questioned. Another argument is the Department of killed birds. A once in Hangzhou Bay Bridge construction workers on the reflection of his works in 2007, when the lamp posts not installed on the bridge often see pigeons and other birds, but rarely found in a bird's body. one of the soldiers in the armed forces analysis of the birds is likely to hit the cable on the dead, and he in the army patrol lines, often a bird hit the telephone line wind event days killed more more. He and his comrades also often days after the pick up dead birds in the wind and eat for injuries which saved to keep a good flying. Hangzhou Bay Bridge Authority Office, Wen-hong very likely to judge this argument. He said the birds have their phototaxis, bright lights at night Bridge, misled them, and thus killed. Hangzhou Bay Bridge on the driveway lamp posts on both sides, about 2,800, there are 187 cable-stayed. Some analysts, night bird flew toward a light bridge, hit a lamppost or a cable-stayed and died. this statement by the Chinese Society of birds, animals, director of the Association Wei Tianhao credit approval. Wie has worked at the Chinese Academy of Sciences, Kunming Institute of Ecology has long engaged in bird ecology. He said that in Yunnan and nearby provinces, some mountain Yakou night by a fire in the fall, there will be "bird flying into the fire" phenomenon. Initially it was thought that the birds "collective suicide\ Wei Tianhao access to information through discovery, and the birds are particularly sensitive to the yellow light, because of its penetrating power. The majority of the bridge lighting and running the car on the bridge are flashing yellow light. Information is also recorded in the same time, the majority of small and medium sized birds are migrating at night, which seems to explain exactly why the birds killed at night more. Professor, College of Life Sciences, East China Normal University, Shanghai Tang Sixian Bird, director of professional committee, also said he was doing the research airport bird strikes, it is often below the glass curtain wall at the Pudong International Airport to see the bird fall from a height . The windows of the building too big, too transparent, and is bound to reflect the surrounding light. In this way, the window is much more than four weeks to be brighter, and the birds were scrambling to rush over. To this end, Tang Sixian speculated, "the bridge on the lights too bright, so that the birds produce blind spots in vision can not see around the building and hit up." Study 2 months after the announcement since the bridge opened to traffic, as far away as Beijing's National Bird Banding Center, deputy director Hou Yunqiu, always concerned about this strange phenomenon. She told the "Democracy and the rule of law Times" reporter, Hangzhou Bridge opened to traffic just found the bridge every day, only tens to hundreds of dead birds, but not before the commissioning of more. long-term studies of bird migration Hou to Hangzhou Bay Bridge, as a phenomenon of bird research, and she would like to bridge proved right in the end the number of migratory birds affected? Hou has worked with the Forestry Department of Zhejiang Province, the officers concerned, as well as foci of disease of wild animals Haiyan County, Zhejiang, stations personnel, go with the bridge. "Hou Zhuren entrusted us to do surveillance, but the bridge can not stop, but had a bridge back to 160 yuan, then we do not do it." Epidemic foci of wild animals Haiyan Ye station's commander said. 2008 Nian 9 months, the national bird center wild birds will be signed with Zhejiang Hangzhou Bay Bridge bird monitoring project cooperation agreement, formally commissioned the wild, Zhejiang, Hangzhou Bay Bridge will have its Birds around the investigation, the survey continued until October 2009. Zhejiang Wild Bird Society of staff to the bridge to make a monthly monitoring of the data available to the National Bird Banding Center for the analysis. Hou Yunqiu in Hangzhou Bay Bridge view, we found the bridge of daylight-type color and light affect the color of the birds. the entire bridge using seven kinds of colors, namely red, orange, yellow, green, green, blue, purple. 5 km intervals over a different color, bridge drivers, designers intent is to reduce visual fatigue. But Hou Yunqiu that the blue and yellow bird in extreme weather conditions will create visual impact. in previous studies, found some stow net HOU bird catchers who is to use light to succeed. Hou Yunqiu also noted that more than a bird collision occurred in the extreme weather such as fog or heavy rain days, poor visibility. the birds to recognize the cause of death, the National Bird Banding Center, devoted to Zhejiang will be equipped with a freezer of wild birds, on the Hangzhou Bay Bridge Conservation Center, is used to place the dead birds, anatomical laboratory analysis of the cause of death, etc. . "They gave us a disposable plastic gloves, plastic bags, requesting dead birds picked up a good series of numbers, put the freezer, the last month, they took the freezer." Bridge, said the Conservation Center for Xie Minghao . In recent years, some domestic sea bridge construction has aroused the concern of Hou. Hou said, including the Hangzhou Bay Bridge, as well as build for the future of the Bohai Bay Bridge, are the passage of migratory birds, whether migratory effects, and the need of scientific proof. bird collision mortality, more than a study abroad. The United States, "Best Science Writing 2006" "The World Without Us," a book that in order to avoid the plane crash, many lighthouses have both safety warning lights. 80s of last century, it is estimated that in the United States alone there are nearly 200 million birds each year due to collision tower and perish. The most serious casualties are migratory birds, especially migratory birds fly at night. experts say, human proud building, inadvertently killing birds has become a machine. Hou Yunqiu want to close the bridge to monitor migratory birds come to scientific conclusions for future design and construction of the bridge at sea to take into account the impact on migratory birds, through the experts, to take some measures to protect the birds. of Hangzhou Bay Cross-sea Bridge, the monitoring of birds has ended, Hou said that the information is being summarized, the study results will be announced in two months. "By then the building department would have to make some recommendations, such as the color of the bridge will not be too bright, like yellow, blue, as well as light color." Hou initial judgments, the bridge on the Phoenix killed a large extent, because there is fine weather the stars under the moon does not happen, but in foggy weather at night, the birds were forced to fly down, lights went on Ben. At present, the Hangzhou Bay Cross-sea Bridge, the management and local government, no bird deaths for the bridge measures. Hangzhou Bay Wetland Wentao, deputy director of investigations, said the National Bird Banding Center, such as research results come out, identify the reason for the making a decision. Nevertheless, for those birds hit the bridge, and foreign have countermeasures. Example, some foreign cities on the bridge hang a lot of eye-catching reflective of flying and reflectors to warn birds. A net friend suggested that in the Hangzhou Bay Bridge, between the poles horizontal pull and vertical flags hanging five may alert birds at night to avoid the lights, bridge construction and bridge formation of cyclones in return, effectively slowing birds swoop light speed and the speed of the bridge. The spectrum of colored flags to form a yellow light refraction can significantly reduce the attraction of birds, so birds avoid the bridge and lighting effectively. Europeisveryhealthyflying     http://www.fashion-ghd.com




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