| March 2011 |
Developed "Environmental Vision 2020". |
| January 2011 |
Installed a solar power system (400kW) at Kuwabata Plant. |
| April 2010 |
Introduced a support system for purchasing eco car for employees. |
| March 2010 |
Developed "Biodiversity Action Guidelines". |
| April 2009 |
Installed a solar power system (40kW) at Japan Head Office R&D Center. |
| November 2008 |
Developed deionized water recycling unit. |
| March 2008 |
ISO 14001 certification acquired for DISCO HI-TEC AMERICA.
ISO 14001 certification acquired for DISCO HI-TEC EUROPE. |
| January 2008 |
ISO 14001 certification acquired for DISCO HI-TEC SINGAPORE. |
| December 2007 |
Developed Our First Green Procured Products.
Solar Power (200kW) installed at the Kuwabata Plant. |
| March 2007 |
Waste output measurement system updated at the Hiroshima Works.
Wastewater treatment system updated at the Kuwabata Plant. |
| January 2007 |
ISO 14001 certification acquired for DISCO TECHNOLOGY
(SHANGHAI). |
| December 2006 |
Began participating in Team Minus 6% |
| October 2006 |
Started outreach classes. |
| August 2006 |
Acquired ISO 14001 certification for all domestic sites. |
| January 2006 |
Revised the DISCO Environmental Charter. |
| July 2005 |
Introduced STYROS-AQA- polystyrene foam treatment equipment. |
| June 2005 |
Introduced a power consumption monitoring system at the Kure
Plant.
Launched the GP (Green Procurement) Project. |
| May 2005 |
Published the Environmental Vision. |
| March 2005 |
Launched the SER (Social and Environmental Reports) Project. |
| January 2005 |
Circulation system for silicon cutting wastewater installed at the Kure Plant. |
| October 2004 |
Circulation system for silicon cutting wastewater and centralized
monitoring system installed in conjunction with establishment of the Head Office/R&D Center. |
| February 2004 |
Award received from the chief of the Kanto Bureau of Economy,
Trade and Industry for activities to rationalize electricity usage at the Head Office. |
| January 2004 |
Environmental Management Section (Hiroshima Works), Corporate
Environment and Safety Department (Head Office), and 3Rs Promotion Team (Head Office) put under supervision of the Companywide Environmental Management Group. |
| October 2003 |
Wastewater treatment system installed at the Kure Plant. |
| August 2003 |
Designation of Nationwide Recycler of Designated Industrial Refuse acquired. |
| October 2002 |
Environmental Report 2002 issued (first such report). |
| October 2001 |
Wastewater treatment system installed at the Kuwabata Plant. |
| July 2001 |
Circulation system for silicon cutting wastewater introduced at the
Kuwabata Plant. |
| April 2000 |
Companywide Environmental Committee and Head Office Environmental Management Committee established. |
| August 1999 |
Lifecycle Assessment Project initiated at the Head Office. |
| July 1999 |
Ice thermal storage air-conditioning system installed at the
Hiroshima Works. |
| February 1998 |
Acquired ISO14001 certification at the Hiroshima Works. |
| December 1997 |
Waste output measurement system (43 classifications) introduced
at the Hiroshima Works. |
| July 1997 |
Environment and Safety Office established at the Head Office. |
| May 1997 |
Environmental management policy formulated at the Hiroshima Works. |
| April 1997 |
Environmental Management Committee established at the Hiroshima Works. Activities for reducing environmental impact initiated. |
| February 1997 |
Environmental Management Section established at the
Hiroshima Works. |
| January 1997 |
DISCO Environmental Charter announced. |
