The following articles show how Beijing is hosting a "Green Olympics". Articles were obtained from the Official Beijing Olympics Website, worldwatch.org, and culturekiosque.com.
CHINA'S GREEN OLYMPICS
SAN FRANCISCO, 15 JUNE 2008
It’s true that China is using the upcoming Beijing Olympics as a sustainability showcase, going so far as to dub the event the "Green Olympics." Through a partnership with the U.S. government and the Maryland-based International Center for Sustainable Development, China is giving Beijing a green makeover to make the city a model for net zero pollution, green building and sustainable community development.
According to China’s Technology Minister Wan Gang, the Beijing Olympics are expected to generate some 1.2 million tons of carbon dioxide, in large part because of the flying the world’s athletes will do to get to and from the games. To offset these potent greenhouse gases, China will take a series of measures, Wan says, including planting trees, closing 1,000 small coal mines before and during the games and banning up to a million cars from city streets.
Beijing’s Olympic Village, where the Chinese government has been busy erecting dozens of stadiums and other structures according to rigorous green standards, is emerging as quite an example of sustainable community development. The steel-looped Beijing National Stadium, for instance, includes a rainwater collection arrangement, a natural ventilation system and a clear roof with inflatable cushions made from ETFE (Ethylene Tetrafluoroethylene), a kind of plastic that increases light and heat penetration.
The "Birdcage," one of seven Olympic stadiums being built in Beijing for the upcoming 2008 Summer Olympics equipped with solar generators.
Another example is the "Water Cube," a spectacular-looking structure that looks like a building made of bubble-wrap. Officially known as the National Aquatics Center, it is completely surrounded with ETFE pillows and is expected to cut energy use by 30 percent. And when it has finished serving its purpose as an Olympic venue, it has been built to be converted to a shopping area and leisure center with tennis courts, retail outlets, nightclubs and restaurants.
All seven main Olympic stadiums are equipped with solar generators capable of outputting 480 kilowatts of energy at any given moment. Ninety percent of the lighting outside the stadiums, as well as the entire hot water supply for the Olympic Village will be powered by solar energy. Also, the main stadiums will receive power from Beijing’s first wind farm.
While the Olympic Games will only last for two weeks, environmentalists hope the greening of Beijing will indeed continue beyond the summer ‘08. Some proposals include building 14 wastewater treatment facilities to achieve 90 percent treatment rate in Beijing, and extending potable water to the entire city.
Also, the municipal government of Beijing has invested in expensive energy-efficient heating and transportation equipment that will greatly improve environmental quality for decades hence. Beijing, where 1,000 new cars roll onto the streets every day, also plans to source clean energy from other parts of China and through the purchase of pollution offsets on a quickly expanding international market.
China Integrating Green Concepts Into Olympic Venues
by Zijun Li on May 19, 2006
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As Beijing moves forward with construction for the 2008 Summer Olympics, project developers are embracing state-of-the-art energy technologies as well as measures to save water and protect sensitive ecosystems.
In mid-April, Beijing’s National Olympic Stadium signed a 10 million RMB (US$1.25 million) contract with domestic solar company Suntech Power to install a 130-kilowatt photovoltaic system at 12 stadium entrances. The installation will supplement the venue’s conventional power supply and make the stadium—also known as the “Bird’s Nest” because of its appearance—the world’s most environmentally friendly sporting arena. “The Bird’s Nest Stadium solar energy project demonstrates China’s commitment to clean, renewable energy and a green Olympics,” said Zhengrong Shi, Suntech’s chairman and CEO.
A world-class solar system has also been installed in Beijing’s Olympic Village to power streetlights and provide hot water for athletes. The “Olympic Building Solar Heating System Project,” directed by the Sino-Italian “Green Olympics” Cooperation Program for Environmental Protection, was completed in April, according to the Beijing Olympics organizing committee. Through the use of advanced solar direct-current pipes on the Olympic Building’s 150-square-meter roof, the thermal collection system can provide hot water to 200 people a day, at an average volume of 50 liters per person.
As part of its commitment to a “green” Olympics, Beijing will pursue water-saving initiatives as well. Central treatment systems and rain harvesting technologies are being installed in Olympic Park and surrounding areas, and should ease city fears of water shortages. In addition to tackling tight water supplies, officials are concentrating on drainage and wastewater disposal. By 2007, Beijing is expected to set up 14 major wastewater treatment plants, increase the city’s treating capacity to 90 percent of the total wastewater produced.
Olympic planners have struggled between the high costs of this infrastructure development and the desire to meet long-term environmental goals. Ultimately, however, officials are taking the long view, advising project developers to focus not just on the economic benefits, but also the social and environmental benefits to future generations.
Water Cube Embodies Green Olympics Concept
(BEIJING, Dec. 26) -- The National Aquatics Center, or the "Water Cube," fully represents the concept of "Green Olympics," in terms of architecture, outside layer engineering, environmental protection in the areas of material, energy and water resources as well as the indoor environmental quality, according to a BOCOG official.
The project is featured by the reasonable and efficient application of clean energies, said Yu Xiaoxuan, deputy director of the Venue and Environment Department of the Beijing Organizing Committee for the Games of the XXIX Olympiad (BOCOG).
The "Water Cube" absorbs solar radiation and reduces thermal loss, guarantees the incoming of most of the sunlight which serves as the thermal source of swimming pool water, Yu said in a recent interview with the press.
The maximum use of natural ventilation and lighting features the environmental design of the project's outside surface, to ensure temperature and humidity control in different sections of the swimming pool and provision of comfortable indoor environment for athletes and spectators, Yu added.
He said the architects skillfully took water use into consideration, ensuring the maximum and efficient utilization and recycle of water and protection of its quality and environment. The advanced water treatment system enables the water quality to meet the national standard and the rigid standards of International Amateur Swimming Federation (FINA) and the World Health Organization (WHO).
According to Yu, guided by the concept of sustainable development, constructors choose innovative energy-saving materials and products to reduce inside and outside pollution.
The realization of "green Olympics" in the "Water Cube" project set a good example for other Olympic venues and the construction of Beijing's urban projects, Yu believed.
The project uses the state-of-the-art ETFE material which is light but very strong. The blue bubbles outside the National Aquatics Center comprise over 3,000 air cushions, which look like an entirety but actually they are relatively independent from each other, providing convenience for replacement of individual cushions when needed.
The swimming pool is 13 meters deep, which can reduce the interference of water temperature variation, according to project manager Sun Hongzhuang. The temperature of swimming pool is projected to be kept at 28 degrees Celsius, the best suitable for swimmers, Sun said.
During the Olympic Games, the venue can sit 17,000 spectators. "We've made lots of personalized treatment to let the spectators at every corner to see athletes' performance," said Sun.
Lithium Battery Powered Buses to Serve the Olympic Village
(BEIJING, April 18) -- There will be 50 lithium-battery-powered buses to serve the Olympic Village and the Media Village during the 2008 Olympic Games, according to vice-general manager of the Beijing Bus Company Feng Xingfu.
In addition, Beijing will purchase 1,150 low-floor buses to meet the Games-time transportation needs, he told the press during a commercial vehicle exposition in Beijing on Wednesday.
The buses are part of a purchase plan involving a total of 2,810 new environment-friendly buses. The low-floor buses include 900 diesel-powered vehicles that meet the Euro-IV emission standard and 250 natural-gas-powered vehicles, Feng said.
The health conditions of athletes, their equipment and other factors were taken into consideration when design schemes for the vehicles were made, and the vehicles will be equipped with the GSP system, he added.
When Beijing bid for the right to hold the Olympic Games, it promised to use a certain number of ultra-low-emission buses and taxis, as well as some zero emission vehicles in specific areas such as the Olympic Village.