Complex sentence: The conception phase evolved thanks to a number of European and national-funded projects and initiatives which focused on integrating and distributing digital data; in december 2008 EPOS had been approved by ESFRI and included in the European roadmap for research infrastructures.
Split into simpler sentences: The conception phase evolved thanks to a number of European and national-funded projects and initiatives which focused on integrating and distributing digital data. EPOS approved by ESFRI and included in the European roadmap for research infrastructures.