Causes of flashes in your vision. As the vitreous âgelâ within your eye shrinks, it may pull on the retina (the focusing surface at the back of your eye). If the retina is peeled away from the back of the eye, it can cause flashes of light in your vision to occur. A retinal tear or detached retina is a serious and potentially sight-threatening condition.
Three Gorges Dam. The Three Gorges Dam Project was completed in 2009. Situated at Sandouping Town of Yichang City, Hubei Province, the Three Gorges Dam is the largest hydro-power station in the world with an annual energy output of 84.7 billion kilowatt-hours.
The Snowy Mountains scheme or Snowy Scheme is a hydroelectricity and irrigation complex in south-east Australia. The Scheme consists of sixteen major dams; seven power stations; a pumping station; and 225 kilometres (140 mi) of tunnels, pipelines and aqueducts that were constructed between 1949 and 1974.he Snowy Mountains Hydro-electric Scheme, is one of the most complex integrated water and hydro-electric power schemes in the world and is listed as a world-class civil engineering project by the American Society of Civil Engineers.