Complex sentence: After leaving the post he was appointed general director of the National Forestry Commission and from 2003 until 2005 he headed the Secretariat of Environment and Natural Resources in the cabinet of Vicente Fox.
Split into simpler sentences: After leaving the post he was appointed general director of the National Forestry Commission. From 2003 until 2005 he headed the Secretariat of Environment and Natural Resources in the cabinet of Vicente Fox.