| |
Environmental performance indices |
Unit |
Calculation method |
| INPUT |
Energy consumption |
TJ |
Electricity purchased annually (kWh) x units of heat used *1
+ Σ [ Annual consumption of each fuel x heat value per unit *2 ]
*1: 9.76MJ/kWh based on regulations of the Law Concerning the Rational Use of Energy (enforced April 1, 2006)
*2: Based on the heat value per unit per energy source used by the Agency for Natural Resources and Energy (February 2002) - City gas (13A): 41.1GJ/km3, City gas (7C): 18.5GJ/km3, LPG: 50.2GJ/t, Fuel oil: 39.1GJ/kl, Kerosene: 36.7GJ/kl, Light oil: 38.2GJ/kl, Gasoline: 34.6GJ/kl, Steam: 2.926GJ/t |
| Electricity purchased |
million KWh |
Electricity purchased annually |
| City gas purchased |
1,000 m3 |
City gas purchased annually |
| LPG purchased |
t |
LPG purchased annually |
| Fuel oil, kerosene, light oil, and gasoline purchased |
kl |
Fuel oil purchased annually |
| PFCs purchased |
10,000
GWPt-CO2 |
PFCs purchased annually |
| Chemical substances handled |
t |
Among the substances covered under the Law Concerning Reporting, etc. of Releases to the Environment of Specific Chemical Substances and Promoting Improvements in Their Management (PRTR Law), the total amount of substances handled in quantities greater than 500 kg annually at each production site. |
| Water consumed |
1,000m3 |
Annual consumption of water supply, well water, and water for industrial use |
| Packaging materials |
t |
Packaging materials consumed annually |
| Resources consumed |
10,000 tons |
Total weight of products in the 13 major categories shipped in fiscal 2007 (estimate) and waste , etc generated from production sites |
| Logistics |
Energy consumption |
GJ |
Revised ton-km system |
| Use of products |
Energy consumption |
TJ(million KWh) |
Energy consumption of products in the 12 major categories shipped in fiscal
2007 was calculated based on electricity consumed by each product |
| Recycling |
Home appliances (four kinds) |
t |
Amount of used home appliances (four kinds) recycled into new home appliances |
| Copiers |
Amount of recycled copiers |
| PCs |
Amount of recycled PCs |
| Amount of closed-loop material recycling of plastics |
Amount of closed-loop material recycling of plastics |
| OUTPUT |
CO2 emissions |
10,000 t-CO2 |
Σ [Electricity purchased annually x CO2 emission coefficient * + annual consumption of each fuel x CO2 emission coefficient for each *]
* : <Electricity>
Japan
Based on the values officially announced by the Federation of Electric
Power Companies of Japan
Fiscal 2006: 0.410 (t-CO2/MWh) / fisical 2005: 0.423 (t-CO2/MWh) / fiscal 2004: 0.418 (t-CO2/MWh) / fiscal 2003: 0.433 (t-CO2/MWh)
Overseas
Using the fiscal 2003 coefficient of each country from the Report on the CO2 Emissions
Intensity of the Power Sector of Various Countries that was compiled by the Japan
Electrical Manufacturers' Association (June 2006)
<Other>
Based on the values officially announced in the Guidelines for Calculation Method
of Greenhouse Gas Emissions published by the Ministry of the Environment
City gas (13A): 2.080 (t-CO2/km3), City gas (7C): 0.796 (t-CO2/km3), LPG: 3.000 (t-CO2/t), Heavy oil: 2.710 (t-CO2/kl), Kerosene: 2.489 (t-CO2/kl),Gasoline: 2.322 (t-CO2/kl) ,Light oil: 2.619 (t-CO2/kl) |
| PFC emissions |
GWPt-CO2 |
Σ [Annual emissions of each PFC gas x global warming potential of each PFC gas *]
* Based on the IPCC's Third Assessment Report
Sulfur hexafluoride: 22,200. The coefficient corresponding to segmentalized gas are used for HFC and PFC. |
| SOx emissions |
t |
SOx emissions per hour (Nm3/h) x annual operation hours of facility (h) x (64kg - SO2/22.4m3N) x 10-3 |
| NOx emissions |
t |
NOx emissions per hour (Nm3/h) x annual operation hours of facility (h) x (46kg - NO2/22.4m3N) x 10-3 |
| Drainage |
1,000m3 |
Annual drainage into public body of water and sewer system |
| Chemical oxygen demand |
t |
COD concentration (mg/l) x drainage into public body of water (m3) x 10-6 |
| Nitrogen emissions |
t |
Nitrogen concentration (mg/l) x drainage into public body of water (m3) x 10-6 |
| Phosphorus discharged |
t |
Phosphorus concentration (mg/l) x drainage into public body of water (m3) x 10-6 |
| Waste discharged |
t |
Industrial waste discharged + general waste discharged from business activities |
| Waste, etc. discharged |
t |
Industrial waste discharged + general waste discharged from business activities + amount of valuable resources |
| Final landfill disposal |
t |
Final landfill disposal of industrial waste + final landfill disposal of general waste discharged from business activities |
| Chemical substances (PRTR) released and transferred |
t |
Appropriate management of specific chemical substances released and transferred
covered by the PRTR Law, handled in quantities greater than 500 kg in a year at each produetion site |
| Logistics |
CO2 emissions |
t-CO2 |
Revised ton-km system |
| Total shipment weight from the Logistics Center |
1,000 ton-km |
Revised ton-km system |
| Product use |
CO2 reductions |
10,000 t-CO2 |
Amount of annual power generated (kWh) by Sharp's solar cells shipped
in 2007
X 0.410kg-CO2/kWhX10-3 |
| CO2 emissions |
10,000 t-CO2 |
Annual energy used by products in the 12 major categories in fiscal
2007 (kWh)
X 0.410kg-CO2/kWhX10-3 |
| Recycling |
Weight collected that was not recycled into new products or materials, or reused |
t |
Weight of four kinds of home appliances, PCs, and copiers collected - Weight recycled into new products or materials, or reused |