Saturday, May 19, 2007

Topic 9: e-waste recycling india

http://news.bbc.co.uk/2/hi/south_asia/3307815.stm
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e-waste is referring to Electronic waste.

The situation:
Many computers are thrown away every year. And many are dumped in India or China. These waste contain much heavy metals. Extraction and reconditioning these computers will release those heavy metals and can harm the environment.
Recycling is done, and this can make quite a sum of money. Parts which can be used again are extracted . The rest is burned or dumped and both causes damage to the environment. Process of extraction uses all kind of chemicals like acid, and burning of parts like the PVC covered copper wire will produce dioxin, which get released into the environment. All these can be environment hazards. Can also cause health problems to do the work.
To reduce such recycling problems, some company attempted to reduce the usage of cadmium and mercury. Also, taking back and recycling the computers themselves.

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Conclusion:

Only after reading this did i think of where the spoilt computers has all went to. All i could think of is Garang Guni collecting them. I have never thought that computer an cause so much pollution with the metals. All along pollutants to me is those chemicals and dirty stuffs coming out from factories. This is also the first time i think Recycling can be bad. In this high-technology world, many things we do uses computer. I think it is a good way for them to try reducing the usage of the metal. I think the workers are so great, they just do for the sake of earning basic income. When their health will be affected.

Mr Moo ask,'' Is there anyway the pollutant can be made used of to become something good, rather than does damage to the environment?"," Somebody come out with a solution please!"

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