This simple labelling trick could make gadgets last longer -- and help save the planet

The lifespan of consumer electronic products is getting ever shorter, and manufacturers aren't the only ones to blame: You could do the planet a big favor by hanging onto that shiny gadget a bit longer.That's according to a new study from Germany's Environment Agency (UBA), which notes that shorter product lifespans means more waste, more pollution and higher consumption of energy and raw materials.The study found no evidence of "planned obsolescence" -- the notion that manufacturers design