
26 Engineering Response to Climate Change
presented in a talk at the American Society of Mechanical Engineers Annual
Conference in 2007 by Dr. Michael Schlesinger. Note that the rate of decrease
appears to have increased over time.
This is supported by the more recent data shown in Figure 1.18, as the
shape of the curved line exhibits an increasing slope.
Observed greenland mass balance
1961–1990
Hanna EA
(2005)
Met. Models
& in situ data
Growing
Shrinking
Velicogna & Wahr (2006, GRACE)
Plot by
M.E. Schlesinger
September 2006
1993/4–1998/9
1998/9–2004
omas (2006)
Satellite laser
altimetry
Rignot &
Kanagaratnam
(2006)
Satellite radar
interferometry
1992–2002
Zwally ...