1999. 11 Opening the Phd. course 1999. 11 Opening the curricula for teaching profession (natural resources, Environments) 1999. 03 Receipt of application for admission to three faculties(Physics, Astronomy and Space Science, Earth and Environmental Sciences) 1999. 02 The first graduation for the Master degree(three students)

1998. 10 Appointment of Prof. Na, Ki-Chang to the dean of the College of the Natural Sciences. 1998. 09 Holding the Jeon-Ji-Ryun(National Union of the Undergraduate Students studying the Earth and Geology)

1997. 09 Relocation of the department to the Bldg. S1-5. (1st and 2nd floors) 1997. 02 The first graduation for the bachelor’s degree(seventeen students)

1996. 11 Opening the Master’s course 1996. 09 Prof. Choi, Sang-Hoon joined.

1995. 10 Change of department name from Geological Sciences to Earth and Environmental Sciences. 1995. 09 Prof. Rhee, Chul Woo joined. 1995. 06 Collaborative research started with Ibaraki University, Japan. 1995. 03 Prof. Kim, Ji-Soo joined.

1994. 04 The first issue of the FIELD(Dept. magazine) published. 1994. 03 Prof. Ahn, Jung Ho joined.

1993. 03 Prof. Na, Ki-Chang joined. Entrance of 40 students for the first year.

1992. 07 Establishment of the Geological Sciences Department of the College of Natural Sciences, located in the Bldgs. S1-4(2nd floor) and 13 Dong.