Complex sentence: PhD of Chemistry was for the first time added in the school and in 2007 PhD of Physics was also added, however, majors of Statistics, Geology and Computer Science will be added until 2009.
Split into simpler sentences: PhD of Chemistry was for the first time added in the school and in 2007 PhD of Physics was also added. Majors of Statistics, Geology and Computer Science will be added until 2009.