Did you know up to two-thirds of all the electricity consumed by cell phones is wasted by chargers that remain plugged into the wall? Cell phone chargers draw electricity when plugged in, even if the phone is not connected. To help consumers get a better idea of how energy efficient their chargers are, Nokia, Samsung, Sony Ericsson and LG are implementing an efficiency rating system – from zero to five stars."If the more than 3 billion people owning mobile devices today switched to a four- or five-star charger, this could save the same amount of energy each year as produced by two medium-sized power plants," Nokia said in a statement.
This is a nice start, but why not just slap a sticker on the packaging reminding people to unplug chargers when not in use?
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