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Results 1 - 10 of 18 for dams

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  1. Lifestyle - Technology - SCIENCE FOCUS

    Tapping the ocean's inexhaustible store of solar and lunar energy

    Posted Sep 16th 2012, 12:00am by Tom Yam

    ... of all the world's freshwater rivers combined. And just as rivers are dammed to generate hydroelectricity, the ebb and flow of the tides can be harnessed to produce clean, renewable energy. ... greater density of water. However, tidal power plants are costlier to build than hydroelectric dams in rivers. They generate power for only about 10 hours a day as the tides move in and out. ...

    http://www.scmp.com/lifestyle/technology/article/1037867/tapping-oceans-inexhaustible-store-solar-and-lunar-energy
  2. Openness crucial to nuclear safety

    Posted Jun 13th 2012, 12:00am

    ... and an ecologically damaging rush of hydro-electric dam construction. The State Council said risks were 'under control', but revealed that issues uncovered by the inspection included a failure ...

    http://www.scmp.com/article/1003804/openness-crucial-nuclear-safety
  3. letters

    Posted Sep 07th 2011, 12:00am

    ... renewable energy sources also have their drawbacks. Although most renewable energy sources pollute less, they can still cause environmental problems. Consider hydropower. New dams can wreak havoc ...

    http://www.scmp.com/article/978286/letters
  4. Russian to relaunch hk debut next year

    Posted Jul 11th 2011, 12:00am

    ... producer is also holding discussions with environmental groups to address their concerns about potential damage to the environment from the planned damming of ecologically sensitive rivers in East ... the damming of downstream rivers had caused shore erosion and damaged spawning grounds near Lake Baikal, a Unesco World Heritage site. Savov said ESE was in discussions with various national ...

    http://www.scmp.com/article/973195/russian-relaunch-hk-debut-next-year
  5. Power shortages loom as coal supplies dwindle

    Posted Dec 20th 2010, 12:00am by Will Clem

    ... will be reduced to 1,053 from 2,600. However, the energy shortage is not confined to the country's coal-fired power stations. China National Radio reported yesterday that hydroelectric dams in Hubei- including the controversial Three Gorges Dam- were also struggling to cope with the spike in power demand, due to low water levels in the dry winter season. Meanwhile, thousands of residents ...

    http://www.scmp.com/article/733832/power-shortages-loom-coal-supplies-dwindle
  6. Are wind farms changing the weather?

    Posted Nov 25th 2010, 12:00am by Staff Reporter

    ... farms have been growing exponentially on the mainland in recent years, and Greenpeace estimates that by 2020 they would seize from the atmosphere as much energy as 13 Three Gorges Dams could generate. While the dams have been criticised for draining life-sustaining energy from natural rivers, there is little understanding, let alone concern, about 'damming' the wind. ...

    http://www.scmp.com/article/731506/are-wind-farms-changing-weather
  7. Are wind farms changing the weather?

    Posted Nov 25th 2010, 12:00am by Staff Reporter

    ... farms have been growing exponentially on the mainland in recent years, and Greenpeace estimates that by 2020 they would seize from the atmosphere as much energy as 13 Three Gorges Dams could generate. While the dams have been criticised for draining life-sustaining energy from natural rivers, there is little understanding, let alone concern, about 'damming' the wind. ...

    http://www.scmp.com/article/731545/are-wind-farms-changing-weather
  8. Seawater-to-desert plan rejected by government

    Posted Nov 18th 2010, 12:00am by Staff Reporter

    ... was inappropriate. Li agreed with Wen. The coal-fired plants involved would have had a combined output exceeding the scale of several Three Gorges Dams. In the Copenhagen Accord last year, China promised ...

    http://www.scmp.com/article/730801/seawater-desert-plan-rejected-government
  9. Plugging into the power of waves

    Posted May 03rd 2010, 12:00am by Staff Reporter

    ... the motion of the waves and turn it into electricity for our homes and businesses. We've been harvesting water power for decades by damming rivers and forcing the water to run through turbines. ...

    http://www.scmp.com/article/713230/plugging-power-waves
  10. In Brief

    Posted Aug 14th 2009, 12:00am by Staff Reporter

    ... containers. The accident, which occurred downstream of the massive Three Gorges Dam, was blamed on an 'improper manoeuvre'. Will Clem ...

    http://www.scmp.com/article/689697/brief

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