Since 2003, in addition to the annual Environmental Report, a first half report is published in which the evolution of the main environmental indicators are reflected, as well as relevant events.
> First half 2005 environmental highlights (PDF 197 kb)
> First half 2004 environmental highlights (PDF 157 kb)
> First half 2003 environmental highlights (PDF 56 kb)
> Correction of errata, 2003 Environmental Report (PDF 4 kb)
Last updated: 15 Jun 2007