Unit | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | ||||
---|---|---|---|---|---|---|---|---|---|---|---|
Management of Action Plan Targets | Global Warming Prevention Measures | Power | GHG Emission | 10,000t-CO2e | 88.8 | 90.8 | 106.8 | 113.9 | 113.8 | 111.6 | 97.9 |
Purchased Quantity | 100 mil kWh | 21.08 | 21.03 | 20.84 | 20.16 | 19.64 | 19.04 | 18.15 | |||
Electricity Generated by CGS | 100 mil kWh | 0.03 | 0.04 | 0.03 | 0.03 | 0.02 | 0.02 | 0.02 | |||
클린 에너지 시스템 |
No. of Equipment Introduced | Sets | 61 | 50 | 45 | 41 | 47 | 40 | 39 | ||
(Breakdown) Solar-generated Electricity, etc |
Sets | 59 | 48 | 43 | 39 | 45 | 38 | 38 | |||
(Breakdown) Fuel Batteries/Hybrid |
Sets | 2 | 2 | 2 | 2 | 2 | 2 | 1 | |||
Electricity Generated | 10,000kWh | 45 | 74.1 | 92 | 125.6 | 486.7 | 294.9 | 279.7 | |||
Company Car | CO2 Emission | 10,000t-CO2e | 3.24 | 3.01 | 2.77 | 2.63 | 2.25 | 1.99 | 1.73 | ||
No. of Low Emission Vehicle | Sets | 202 | 219 | 295 | 333 | 371 | 416 | 459 | |||
(Breakdown) Electric Vehicle |
Sets | 0 | 0 | 3 | 3 | 3 | 4 | 0 | |||
(Breakdown) Natural Gas Vehicle |
Sets | 69 | 53 | 38 | 21 | 17 | 5 | 2 | |||
(Breakdown) Hybrid Vehicle |
Sets | 133 | 166 | 254 | 309 | 351 | 407 | 457 | |||
Fuel | CO2 Emission | 10,000t-CO2 | 1.3 | 1.3 | 1.28 | 1.27 | 1.26 | 1.20 | 1.17 | ||
Specific Energy Consumption |
No. of Subscribers | kl/Person | ??/td> | 0.017 | 0.017 | 0.017 | 0.016 | 0.016 | 0.015 | ||
Total Floor Area | kl/휕 | ??/td> | 0.029 | 0.028 | 0.026 | 0.025 | 0.025 | 0.024 | |||
No. of Outpatients and Inpatients | kl/Person | ??/td> | 0.008 | 0.009 | 0.008 | 0.009 | 0.011 | 0.012 | |||
그린하우스 가스 (GHG) Emission Intensity |
GHG Emission Per Unit of Electric Power Consumption |
t-CO2e/10,000kWh | ??/td> | ??/td> | 0.533 | 0.583 | 0.576 | 0.578 | 0.557 | ||
Emission of Ozone-depleting Substances (ODS) | Emission of Specified CFCs Except Alternative CFCs | kg | ??/td> | ??/td> | ??/td> | ??/td> | ??/td> | 0 | 0 | ||
Waste Reduction Measures | Dismantled Telecommunications Facilities | Final Disposal Amount | 10,000t | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 | |
Total Emission | 10,000t | 12.47 | 13.35 | 13.58 | 12.63 | 11.6 | 10.9 | 10.9 | |||
Recycled Quantity | 10,000t | 12.46 | 13.34 | 13.57 | 12.62 | 11.54 | 10.88 | 10.87 | |||
(Breakdown) Telecommunication Cables |
10,000t | 0.89 | 0.85 | 0.85 | 0.62 | 0.68 | 0.65 | 0.84 | |||
(Breakdown) Switching Equipment |
10,000t | 0.82 | 0.79 | 0.86 | 0.72 | 0.39 | 0.54 | 0.69 | |||
(Breakdown) Concrete Poles |
10,000t | 10 | 11.1 | 11.1 | 11.28 | 9.68 | 8.94 | 8.59 | |||
(Breakdown) Others |
10,000t | 0.75 | 0.6 | 0.6 | 0 | 0.84 | 0.75 | 0.76 | |||
Disposal Quantity of Waste Batteries (Industrial Wastes Subject to Special Control) |
t | 185 | 32 | 10 | 7 | 6 | 1.4 | 0 | |||
Quantity of Waste Batteries Generated | t | 4,981 | 3,578 | 3,693 | 4,561 | 2,588 | 2,146 | 2,128 | |||
Recycled Quantity of Waste Batteries |
t | 4,930 | 3,546 | 3,683 | 4,554 | 2,582 | 2,144 | 2,128 | |||
Wastes from Civil Engineering Works |
Disposal Quantity | 10,000t | 0.16 | 0.11 | 0.11 | 0.1 | 0.06 | 0.09 | 0.07 | ||
Quantity Generated | 10,000t | 9.07 | 7.02 | 10.2 | 8.4 | 9.6 | 9.1 | 8.2 | |||
Recycled Quantity | 10,000t | 8.9 | 6.91 | 10.1 | 8.3 | 9.5 | 9.0 | 8.1 | |||
Recycle Rate | ??/th> | 98.2 | 98.4 | 98.9 | 98.8 | 99.4 | 99.01 | 99.09 | |||
Wastes from Construction Works |
Disposal Quantity | 10,000t | 0.3 | 0.3 | 0.19 | 0.16 | 0.06 | 0.08 | 0.10 | ||
Quantity Generated | 10,000t | 16.2 | 15.8 | 9.3 | 8.1 | 5.5 | 8.5 | 8.7 | |||
Recycled Quantity | 10,000t | 15.6 | 15.5 | 9.1 | 7.9 | 5.4 | 8.4 | 8.6 | |||
Recycle Rate | ??/th> | 97.76 | 98.4 | 97.9 | 98.1 | 98.8 | 99.1 | 98.84 | |||
Offices | Disposal Quantity | 10,000t | 0.07 | 0.03 | 0.01 | 0.01 | 0.005 | 0.005 | 0.005 | ||
Medical | Amount of Medical Wastes Disposed | t | 1,018 | 438 | 487.7 | 426.4 | 416.1 | 383.7 | 532 | ||
[Shown above] Amount of Infectious Wastes Disposed (Industrial Wastes Subject to Special Control) |
t | 388 | 47 | 44.7 | 41.4 | 122 | 125 | 406 | |||
Nitrogen Oxide (NOx) and Sulfur Oxide (SOx) Emission |
NOx | t | ??/td> | ??/td> | 378 | 424 | 349 | 239 | 218 | ||
SOx | t | ??/td> | ??/td> | 275 | 300 | 231 | 105 | 97 | |||
Paper Resource Reduction Measures | Phone Directories | Quantity of Pure Pulp Used | 10,000t | 0.6 | 0.7 | 0.6 | 0.9 | 0.7 | 0.9 | 0.7 | |
Usage Rate of Old Paper | ??/th> | 79 | 73 | 73 | 60 | 61 | 48 | 60 | |||
Quantity of Paper Used | 10,000t | 2.6 | 2.4 | 2.3 | 2.3 | 2 | 1.9 | 1.7 | |||
Quantity Collected | 10,000t | 1.4 | 0.9 | 0.62 | 0.44 | 0.37 | 0.23 | 0.12 | |||
Telegram Paper | Quantity of Pure Pulp Used | 10,000t | 0.005 | 0.03 | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 | ||
Office Paper | Quantity of Pure Pulp Used | 10,000t | 0.11 | 0.09 | 0.07 | 0.05 | 0.05 | 0.04 | 0.03 | ||
Resource Recycle Management | Telecommunications Facility | Repelleting Quantity of Dismantled Facilities (Plastic) | t | 159 | 146 | 143 | 164 | 21 | 121 | 203.4 | |
Recycled Quantity of Optical Cables | t | 933 | 1,148 | 1,398 | 709 | 1,201 | 1,005 | 1,008 | |||
Soil Generated from Civil Engineering Works |
Quantity Generated | 10,000t | 18.5 | 28.3 | 27.3 | 23.6 | 27.3 | 10.9 | 12.4 | ||
Recycled Quantity | 10,000t | 18 | 27.2 | 26.2 | 23.3 | 27 | 10.8 | 12.3 | |||
Recycle Rate | ??/th> | 97 | 96 | 96 | 98.9 | 98.8 | 99.0 | 99.0 | |||
Soil Generated from Construction Works |
Quantity Generated | 10,000t | 0.3 | 0.13 | 0.024 | 0.00002 | 0.01 | 8.97 | 0 | ||
Recycled Quantity | 10,000t | 0.29 | 0.12 | 0.02 | 0 | 0.01 | 8.97 | 0 | |||
Recycle Rate | ??/th> | 98.4 | 97 | 83.1 | 0 | 100 | 100 | 0 | |||
Secondary Small Cells | Quantity Collected | 10,000 | 5.53 | 2.22 | 2.8 | 2.8 | 3 | 1.8 | 1.7 | ||
Packing Material | Amount of Polystyrene Foam Used for Products |
t | 1.5 | 0.9 | 1.5 | 2.4 | 1.9 | 1.8 | 1.3 | ||
Proper Disposal & Management of Wastes | Asbestos | Quantity of Remaining Construction Asbestos | 10,000t | 6.04 | 6.65 | 0.015 | 0.015 | 0.015 | 0.014 | 0.014 | |
Quantity of Remaining Bridge Asbestos | t | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||
CFC | No. of Remaining Air-cons Using Specified CFCs |
Sets | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||
Water Resource Management | Water | Water Supply Used | 10,000m3 | 156.3 | 168.2 | 178.5 | 167.5 | 160.4 | 163.3 | 150.7 | |
Sewerage Used | 10,000m3 | 88.1 | 86.5 | 95.4 | 88.2 | 86.6 | 81.7 | 75.3 | |||
Implementation Status | No. of ISO14001 Certified Organizations | Organizations | 42Br.+ 2Org. |
30Br.+ 2Org. |
16Br.+ 2Org. |
9 | 9 | 9 | 9 | ||
Total No. of Participants in Clean Environment Campaign |
Persons | 64,000 | 53,000 | 61,741 | 50,136 | 54,161 | 50,708 | 49,473 | |||
No. of NTT West Employees | Persons | 5,550 | 5,300 | 5,100 | 4,900 | 4,650 | 3,993 | 3,833 | |||
Operating Revenue of NTT West | 100 mil yen | 17,508 | 16,763 | 16,279 | 15,896 | 15,742 | 15,280 | 14,790 |