aklam su veliku normaliai? "KEdas" <non@[[trinti]]katalogai.net> wrote in message news:hil428$11c$1@trimpas.omnitel.net... > > Labai „vykusi“ yra rusiška citata nenurodant šaltinio ir nepateikiant > pačios diagramos. :P > > Štai angliškai panašia tema: > http://www.lowtechmagazine.com/2009/06/embodied-energy-of-digital-technology.html > ---------------- > Embodied energy of a computer > > The most up-to-date life cycle analysis of a computer dates from 2004 > and concerns a machine from 1990. It concluded that while the *ratio of > fossil fuel use to product weight is 2 to 1* for most manufactured > products (you need 2 kilograms of fuel for 1 kilogram of product), the > ratio is 12 to 1 for a computer (you need 12 kilograms of fuel for 1 > kilogram of computer). Considering an average life expectancy of 3 > years, this means that the total energy use of a computer is dominated > by production (83% or 7,329 megajoule) as opposed to operation (17%). > Similar figures were obtained for mobile phones. > ----------------