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Efforts to Reduce Waste
- Final disposal waste reduced to 32,000 tons through strenuous efforts to curb waste output, surpassing our fiscal 2011 target of 72,000 tons for the second consecutive year
- Zero emissions achieved for the third consecutive year with communications equipment recycle rate of 99.7%
Reduction of final disposal waste
Having committed itself to reducing the amount of its final disposal waste to 15% or less of fiscal 1991 levels by fiscal 2011, the NTT Group is now implementing 3R(reduce, reuse, and recycle) programs in the areas of used communications equipment, construction waste, civil engineering waste, and office waste.These programs have resulted in the reduction of final disposal waste to 32,000 tons for fiscal 2007, surpassing our fiscal 2011 target of 72,000 tons well ahead of schedule.
Efforts to reuse and recycle communications equipment
The NTT Group owns a variety of communications equipment used to provide communications services, such as telephone poles, switching equipment, and communications cables. Naturally, such equipment needs to be removed and disposed off when it reaches the end of its service life or is replaced during system upgrades. Of the 200,000 tons or more of communications equipment that is taken out of service each year, the NTT Group attempts to reuse as much as possible for various internal needs, and makes every effort to recycle any equipment that is left over.For fiscal 2007, across the entire NTT Group, we recycled 166,000 tons of concrete telephone poles, 14,000 tons of switching equipment, and 25,000 tons of communications cables. These activities resulted in a recycle rate of 99.7% for all of our communications equipment, achieving zero emissions for the third consecutive year.
Amount and percentage of used communications equipment recycled
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Efforts at product recycling
The NTT Group actively collects and recycles phones, faxes, and other consumer communications equipment no longer needed by our customers. NTT EAST and NTT WEST both have programs to recover and recycle phone, fax and other equipment, small rechargeable batteries such as nickel-cadmium and lithium-ion batteries, and toner cartridges from plain paper fax machines. Furthermore, NTT DoCoMo recycles 100% of the mobile phones, batteries and battery chargers, and other accessories collected at DoCoMo Shops throughout the country. NTT DoCoMo also works with NTT LOGISCO to place used mobile phone collection boxes at electronics retail outlets and convenience stores. In fiscal 2007, NTT Group companies collected a total of 3.59 million mobile phones, 3.92 million batteries, and 1.91 million battery chargers.Number of used communications equipment and batteries collected

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