Unit | 2010 | 2015 | 2016 | 2017 | 2018 | 2019 | ||||
---|---|---|---|---|---|---|---|---|---|---|
Management of Action Plan Targets | Global Warming Prevention Measures | Power | GHG Emission | 10,000t-CO2e | 88.8 | 111.6 | 97.9 | 96.0 | 84.9 | 73.7 |
Purchased Quantity | 100 mil kWh | 21.03 | 19.04 | 18.15 | 17.5 | 17.3 | 16.7 | |||
Electricity Generated by CGS | 100 mil kWh | 0.03 | 0.02 | 0.02 | 0.02 | 0.02 | 0.02 | |||
클린 에너지 시스템 |
No. of Equipment Introduced | Sets | 61 | 40 | 39 | 36 | 26 | 21 | ||
(Breakdown) Solar-generated Electricity, etc |
Sets | 59 | 38 | 38 | 35 | 25 | 20 | |||
(Breakdown) Fuel Batteries/Hybrid |
Sets | 2 | 2 | 1 | 1 | 1 | 1 | |||
Electricity Generated | 10,000kWh | 45 | 294.9 | 255.6 | 249.5 | 244.6 | 238.2 | |||
Company Car | CO2 Emission | 10,000t-CO2e | 3.24 | 1.99 | 1.73 | 1.52 | 1.3 | 1.1 | ||
No. of Low Emission Vehicle | Sets | 202 | 416 | 459 | 532 | 586 | 779 | |||
(Breakdown) Electric Vehicle |
Sets | 0 | 4 | 0 | 2 | 0 | 28 | |||
(Breakdown) Natural Gas Vehicle |
Sets | 69 | 5 | 2 | 2 | 1 | 1 | |||
(Breakdown) Hybrid Vehicle |
Sets | 133 | 407 | 457 | 528 | 585 | 750 | |||
Fuel | CO2 Emission | 10,000t-CO2 | 1.3 | 1.20 | 1.17 | 1.21 | 1.12 | 1.0 | ||
Specific Energy Consumption |
No. of Subscribers | kl/Person | ??/td> | 0.016 | 0.016 | 0.015 | 0.014 | 0.014 | ||
Total Floor Area | kl/휕 | ??/td> | 0.025 | 0.025 | 0.024 | 0.023 | 0.020 | |||
No. of Outpatients and Inpatients | kl/Person | ??/td> | 0.009 | 0.011 | 0.012 | 0.011 | 0.010 | |||
그린하우스 가스 (GHG) Emission Intensity |
GHG Emission Per Unit of Electric Power Consumption |
t-CO2e/10,000kWh | ??/td> | 0.579 | 0.586 | 0.539 | 0.549 | 0.485 | ||
Emission of Ozone-depleting Substances (ODS) | Emission of Specified CFCs Except Alternative CFCs | kg | ??/td> | ??/td> | 0 | 0 | 0 | 931 | ||
Waste Reduction Measures | Dismantled Telecommunications Facilities | Final Disposal Amount | 10,000t | 0.01 | 0.001 | 0.001 | 0.001 | 0.001 | 0.001 | |
Total Emission | 10,000t | 12.47 | 10.9 | 10.9 | 9.6 | 6.6 | 4.7 | |||
Recycled Quantity | 10,000t | 12.46 | 10.88 | 10.87 | 9.6 | 6.6 | 4.65 | |||
(Breakdown) Telecommunication Cables |
10,000t | 0.89 | 0.65 | 0.84 | 0.73 | 0.80 | 0.78 | |||
(Breakdown) Switching Equipment |
10,000t | 0.82 | 0.54 | 0.69 | 0.40 | 0.32 | 0.22 | |||
(Breakdown) Concrete Poles |
10,000t | 10 | 8.94 | 8.59 | 7.73 | 4.47 | 2.94 | |||
(Breakdown) Others |
10,000t | 0.75 | 0.75 | 0.76 | 0.74 | 1.02 | 0.70 | |||
Disposal Quantity of Waste Batteries (Industrial Wastes Subject to Special Control) |
t | 185 | 1.4 | 0 | 0 | 0 | 5.9 | |||
Quantity of Waste Batteries Generated | t | 4,981 | 2,146 | 2,128 | 2,205 | 5,172 | 3,291 | |||
Recycled Quantity of Waste Batteries |
t | 4,930 | 2,144 | 2,128 | 2,205 | 5,172 | 3,285 | |||
Wastes from Civil Engineering Works |
Disposal Quantity | 10,000t | 0.16 | 0.09 | 0.07 | 0.06 | 0.05 | 0.05 | ||
Quantity Generated | 10,000t | 9.07 | 9.1 | 8.2 | 7.3 | 6.1 | 5.9 | |||
Recycled Quantity | 10,000t | 8.9 | 9.0 | 8.1 | 7.2 | 6.1 | 5.8 | |||
Recycle Rate | ??/th> | 98.2 | 99.01 | 99.09 | 99.13 | 99.1 | 99.11 | |||
Wastes from Construction Works |
Disposal Quantity | 10,000t | 0.3 | 0.08 | 0.10 | 0.10 | 0.10 | 0.19 | ||
Quantity Generated | 10,000t | 16.2 | 8.5 | 8.7 | 4.9 | 10.4 | 9.5 | |||
Recycled Quantity | 10,000t | 15.6 | 8.4 | 8.6 | 4.8 | 10.3 | 9.3 | |||
Recycle Rate | ??/th> | 97.76 | 99.1 | 98.84 | 98.05 | 99.1 | 98.0 | |||
Offices | Disposal Quantity | 10,000t | 0.07 | 0.005 | 0.005 | 0.004 | 0.004 | 0.005 | ||
Medical | Amount of Medical Wastes Disposed | t | 1,018 | 383.7 | 532 | 515 | 514 | 552.0 | ||
[Shown above] Amount of Infectious Wastes Disposed (Industrial Wastes Subject to Special Control) |
t | 388 | 125 | 406 | 396 | 393 | 427.0 | |||
Nitrogen Oxide (NOx) and Sulfur Oxide (SOx) Emission |
NOx | t | ??/td> | 15,133 | 15,212 | 11,612 | 9,410 | 7,482 | ||
SOx | t | ??/td> | 673 | 757 | 767 | 355 | 395 | |||
Paper Resource Reduction Measures | Phone Directories | Quantity of Pure Pulp Used | 10,000t | 0.6 | 0.9 | 0.7 | 0.6 | 0.6 | 0.5 | |
Usage Rate of Old Paper | ??/th> | 79 | 48 | 60 | 60 | 60 | 60 | |||
Quantity of Paper Used | 10,000t | 2.6 | 1.9 | 1.7 | 1.5 | 1.6 | 1.3 | |||
Quantity Collected | 10,000t | 1.4 | 0.23 | 0.12 | 0.07 | 0.05 | 0.00 | |||
Telegram Paper | Quantity of Pure Pulp Used | 10,000t | 0.005 | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 | ||
Office Paper | Quantity of Pure Pulp Used | 10,000t | 0.11 | 0.04 | 0.03 | 0.03 | 0.03 | 0.02 | ||
Resource Recycle Management | Telecommunications Facility | Repelleting Quantity of Dismantled Facilities (Plastic) | t | 159 | 121 | 203.4 | 126.0 | 90.0 | 83.0 | |
Recycled Quantity of Optical Cables | t | 933 | 1,005 | 1,008 | 1,032 | 1,072 | 930,9 | |||
Soil Generated from Civil Engineering Works |
Quantity Generated | 10,000t | 18.5 | 10.9 | 12.4 | 10.2 | 8.2 | 9.0 | ||
Recycled Quantity | 10,000t | 18 | 10.8 | 12.3 | 10.1 | 8.2 | 8.9 | |||
Recycle Rate | ??/th> | 97 | 99.0 | 99.0 | 99.6 | 99.8 | 99.1 | |||
Soil Generated from Construction Works |
Quantity Generated | 10,000t | 0.3 | 8.97 | 0 | 1.54 | 0.01 | 1.09 | ||
Recycled Quantity | 10,000t | 0.29 | 8.97 | 0 | 0.20 | 0.01 | 1.09 | |||
Recycle Rate | ??/th> | 98.4 | 100 | 0 | 0 | 100 | 100 | |||
Secondary Small Cells | Quantity Collected | 10,000 | 5.53 | 1.8 | 1.7 | 1.8 | 1.8 | 0.8 | ||
Packing Material | Amount of Polystyrene Foam Used for Products |
t | 1.5 | 1.8 | 1.3 | 0.0 | 1.8 | 0 | ||
Proper Disposal & Management of Wastes | Asbestos | Quantity of Remaining Construction Asbestos | 10,000t | 6.04 | 0.014 | 0.014 | 0.014 | 0.014 | 0.014 | |
Quantity of Remaining Bridge Asbestos | t | 0 | 0 | 0 | 0 | 0 | 0 | |||
CFC | No. of Remaining Air-cons Using Specified CFCs |
Sets | 0 | 21,244 | 21,134 | 20,711 | 20,518 | 19,886 | ||
Water Resource Management | Water | Water Supply Used | 10,000m3 | 156.3 | 163.3 | 150.7 | 143.1 | 137.1 | 122.8 | |
Sewerage Used | 10,000m3 | 88.1 | 81.7 | 75.3 | 71.6 | 70.9 | 56.6 | |||
Implementation Status | No. of ISO14001 Certified Organizations | Organizations | 42Br.+ 2Org. |
9 | 9 | 3 | 0 | 0 | ||
Total No. of Participants in Clean Environment Campaign |
Persons | 64,000 | 50,708 | 49,473 | 49,077 | 53,037 | 41.481 | |||
No. of NTT West Employees | Persons | 5,550 | 3,993 | 3,833 | 4,075 | 4,094 | 3,347 | |||
Operating Revenue of NTT West | 100 mil yen | 17,508 | 15,280 | 14,790 | 14,329 | 14,623 | 14,343 |