Mass Balance (m w. eq.) for Hansbreen (after Glowacki pers. comm, 2001) Year Bw Bs Bn 1989 0.91 1.00 -0.09 1990 0.90 1.45 -0.55 1991 1.16 1.03 0.13 1992 0.89 1.16 -0.27 1993 0.93 1.60 -0.67 1994 0.76 0.61 0.15 1995 0.77 1.17 -0.4 1996 0.82 1997 0.99 1998 1.11 1.71 -0.6 1999 1.01 1.37 -0.36 2000 0.93 1.41 -0.48 2001 0.78 1.84 -1.06 Cumulat. - - -4.2 Average 0.92 1.30 -0.38