the high- tech revoluton has inspired a seemingly andless stream of neww and excinting electronic products that we just can't live without . In fact , the dizzying speed of technological innovation can make last year's must - have this year's junk.and that's the problem. the average life span of a personal computer has shrunk to around 18 months-and this has nothingto do with worn- out mice or damaged disk drives. Simply put, electronic products can become obsolete befire you' ve even figured out how they work.So what happens to all those old keyboads, monitors, organizers and cpus? most are stashed away in the attic or forgotten in corporate warehouse,taking up valuable space. but many end up in landfills, and that is where the trouble really begins.computer mornitor can contaun up to3.5 kg of lead and can actually be considered hazardous waste once they are no longer in chromium and mercury, all of which are toxic substance that can leach into groundwater if left in a landfill.unfortunately, this disposal prblem is not going to disapear anytime sôn - in fact, it is growing by the minute. in janpan alone, consumer throw away some 20 million tv5, washing machines, refrigerators and air conditioners each year, in europe , 6 moillion metric tons of electrical and electronic equipment were generated in 1998 alone, and that volume is expected to increase three to five percent per year- which meams by 2010 it could nearly double.những gì là phải được thực hiện với tất cả các thùng rác techno này
đang được dịch, vui lòng đợi..
